Mesquite

Other Names

Acacia cumanensisAcacia julifloraAcacia laevigataAcacia salinarumAipiaAippiaAlgarobaAlgaroba beanAlgarobia julifloraAlgaroboAlgarobo blancoAlgarrobaAlgarrobilloAlgarroboAlgarrobo amarilloAlgarrobo blancoAlgarrobo dulceAlgarrobo moradoAlgarrobo negroAlgarrobo pálidoAlpatacoAmerican CarobAngaraji babulArgentine ScrewbeanAromaAromoBarbascoBavahondaBayaconda blancaBayahondaBayahonda blancaBayahondeBayaroneCarbonCaroubier de Ua HukaCashawChachacaCommon MesquiteCuidaCujiCuji amarilloCuji caroraCuji negroCuji yaqueDesmanthus salinarumEntada julifloraEpinardEspinilloEteraiGanda baboolGandaseinGeleGlandular MesquiteGuatapanaGuisacheHoney MesquiteHuarangoHuupaIndjuIronwoodKabuli kikarKiaweKuhíKuidaKuigiKuihiKwidaKwihiMathengeMe-equiteMesquit-treeMesquitebaumMesquitoMexican ThornMezquitMezquiteMezquite amargoMezquite amarilloMezquite blancoMezquite chinoMezquite ColoradoMimisquicuabitlMimisquitlMimosa julifloraMimosa pilifloraMimosa salinarumMisquitlMizquitlNacascolNacasolNandubayNeltuma bakeriNeltuma glandulosaNeltuma julifloraNeltuma occidentalisNeltuma pallescensNeltuma pallidaNeltuma velutinaPalu di KuidaProsopis articulataProsopis bracteolataProsopis chilensisProsopis chilensis var. glandulosaProsopis chilensis var. velutinaProsopis cumanensisProsopis de mexiqueProsopis domingensisProsopis dulcisProsopis glandulosaProsopis glandulosa var. torreyanaProsopis julifloraProsopis juliflora var. glandulosaProsopis juliflora var. torreyanaProsopis juliflora var. velutinaProsopis laevigataProsopis odorataProsopis pallidaProsopis pubescensProsopis strombuliferaProsopis velutinaProsopis vidalianaPye bayawonnScrewbeanScrewbean MesquiteSmooth MesquiteTamarugoTepemezquiteTexas Honey MesquiteTornilloTorry MesquiteTrupilloTsirisicuaTziritsequaTziritzecuaVelvet MesquiteVilayati babulVilayati khejraVilayati kikarWestern Honey MesquiteWestern MesquiteYaqueYaque blancoYaque negroZépinard

Synopsis

Mesquite (Prosopis spp.): A Comprehensive Reference

1. Identity and Botanical Classification

1.1 Taxonomic Names and Species

Mesquite is a common name for some plants in the genera Neltuma and Strombocarpa, which contain over 50 species of spiny, deep-rooted leguminous shrubs and small trees. Until 2022, these genera were traditionally included in a broad view of the genus Prosopis, but that genus is now restricted to a few species native to the Old World. As a result of this reclassification, the species most commonly referenced in the dietary supplement and food literature — formerly known as Prosopis glandulosa (Honey Mesquite), Prosopis juliflora, Prosopis pallida, Prosopis laevigata, and Prosopis velutina (Velvet Mesquite) — have been reassigned to the genus Neltuma in current botanical nomenclature. In published scientific literature through 2024, the name Prosopis remains by far the most widely used designation. The family is Fabaceae (legume family), subfamily Mimosoideae.

The species Prosopis glandulosa bears the common names Honey Mesquite, Glandular Mesquite, and Texas Honey Mesquite (Spanish: Algarroba, Mezquite), with family synonyms including Neltuma glandulosa and Prosopis chilensis var. glandulosa. According to the Lady Bird Johnson Wildflower Center, the word "mesquite" is a Spanish adaptation of the Aztec name "mizquitl."

The genus Prosopis comprises 44 species of nitrogen-fixing trees that are mainly distributed in the arid or semiarid regions of America. They are native to dry areas in the Americas. Several species are used in food, medicine, and dietary supplement contexts, most notably P. glandulosa (North America), P. juliflora and P. pallida (South America and the Caribbean), P. laevigata (Mexico and Central America), and P. velutina (southwestern North America).

1.2 Plant Description and Habitat

Mesquite is a small tree or shrub, usually armed with straight, very stout spines, that produces edible fruits called legumes, beans, or pods. Mesquites have extremely long taproots to seek water from very far underground, making them extremely drought-tolerant. As they are legumes, mesquites are one of the few sources of fixed nitrogen in the desert habitat. Mesquites have been in North America since the Pliocene era and their wood has been dated to 3300 BPY.

1.3 Common Forms and Preparations as a Dietary Supplement

The primary dietary supplement and food forms of mesquite are derived from the pods (fruit). The lining of seedpods is separated, dried, and ground into a powder to make mesquite meal or mesquite flour, a sweet-tasting substance that was a staple of the indigenous diet where this and other Prosopis species grew and has been rediscovered today for its nutritive value and caramel-like flavor. Prosopis pods are sweet fruits formed of 70–75% pericarp (epicarp, mesocarp, and endocarp) and 25–30% seeds (episperm, endosperm, and cotyledons).

Current supplement and food market forms include:

Mesquite pod flour / powder — the most common commercial form, produced by milling whole dried pods.
Mesquite gum — an exudate harvested from the bark of Prosopis trees, with applications in food technology and historical use in medicine. Mesquite gum has been reported to possess similar characteristics to gum arabic and is used as a gum arabic replacer in various beverages and food products.
Liquid extracts and capsules — marketed primarily for blood sugar support. One commercial product (Diavite™) consists solely of the dried and ground pods of Prosopis glandulosa and is marketed as a food supplement with blood glucose and blood pressure stabilizing properties.
Seed flour — produced from the seeds alone (distinct from whole-pod flour), studied for high protein content.

2. Traditional and Historical Use

2.1 North American Indigenous Traditions

Flourishing throughout the American Southwest, especially in Texas where it covers at least one-third of the land area, mesquite was a major resource for desert-living Native Americans. The Apache, Cahuilla, Maricopa, Yuma, Yavapai, Mohave, Hualapai, and Hopi tribes derived a number of uses from honey mesquite — one of the seven varieties of mesquite that grows. The Pima Indians even identified the mesquite tree as the "Tree of Life" because of its ability to offer life-giving sustenance in an environmentally harsh area of the United States.

This plant was used in many different ways by native peoples. Its nutritious pods were highly valued as an important food resource rich in sugar and protein; its hard wood was used for making tools, musical instruments, and fuel; and the plant had medicinal and ritual uses as well.

Food preparations: The Acoma ground the beans into flour and prepared mush, and also ate the beans raw or cooked as string beans. Apache seeds were ground into flour and used in pancakes; beans were boiled, pounded or ground, hand-kneaded, and made into a jam. Natives of the southwestern United States used ground mesquite beans and water in a drink known as atole. The drink could also be fermented to produce a mildly intoxicating concoction. Some indigenous cultures ground the seeds separately to make a flour called pinole, which could be baked into bread.

Medicinal preparations: Mesquite gum was widely used by the Indian cultures of central northwestern Mexico (Seri and Yaqui) and the southwestern United States (Papago, Pima) since pre-Columbian times, mainly as a sweet, an ingredient in human and animal feedstuffs, and as a medicinal aid for sore eyes, sore throat, stomach ache, diarrhea, for preventing infections, and for the treatment of open wounds.

Aztecs made a lotion from mesquite leaves and water as an eyewash for treating infection and irritation. Comanches chewed on the leaves to ease toothaches, and it is also known to have been used for sores, burns, chapped skin, and sunburns. Gum from the mesquite bark was particularly useful for treating upset stomach, food poisoning, and aiding in digestion. The sap could also help with wounds, sore throats, and even hemorrhoids.

2.2 Mesoamerican and South American Traditions

In South America, the mesocarp flour of Prosopis species plays a prominent role as a food resource in arid areas. In Peru, P. juliflora and P. pallida (both referred to locally as "Algarrobo") have sustained indigenous and rural populations in the country's northern arid coastal valleys for centuries. Prosopis species were a major staple food for indigenous peoples in arid regions of America before the arrival of Europeans.

An infusion of mesquite sap was used to treat dysentery; mesquite gum was applied as a paste to venereal ulcers caused by syphilis and was said to quickly heal them without pain. Mesquite has been used as a folk remedy for catarrh, cold, diarrhea, dysentery, excrescences, flu, hoarseness, inflammation, measles, sore throat, and in the healing of wounds.

2.3 Pharmacopoeial History

Mesquite gum was listed in the Mexican Pharmacopoeia from 1874 until 1974, after which it disappeared from the lists because of the almost non-existent supply of the gum caused by the plight of the mesquite trees in Mexico — a consequence of the extension of grazing lands for cattle and the increasing demand for mesquite coal and wood for barbecues.

3. Key Constituents and Active Compounds

3.1 Macronutrient Profile

Peruvian P. pallida mesquite flour was found to have an appealing nutritional profile, with high contents of dietary fiber (29.6% dry weight) and protein (9.5% dry weight), and low contents of fat (1.0% dry weight) and carbohydrates (57.6% dry weight). In the seed fraction specifically, protein content is considerably higher: Mesquite seed flour (P. laevigata) is rich in fiber (7.73 g/100 g) and protein (36.51 g/100 g), with valine as the only limiting amino acid.

Sucrose is the main sugar component in the pulp; galactomannan is the most important polysaccharide in the endosperm; and glutamic acid, arginine, aspartic acid, leucine, proline, and serine were identified in the seed cotyledon.

3.2 Dietary Fiber and Galactomannans

In Prosopis flexuosa seed endosperm, galactomannan is the major polysaccharide (about 85% w/w of galactose plus mannose). The galactomannan backbone comprises a chain of (1–3)-linked β-D-galactose units and (1–6)-linked branches containing L-arabinose in pyranose and furanose ring forms, L-rhamnose, β-D-glucuronate, and 4-O-methyl-β-D-glucuronate as single monomer units or as oligosaccharide side chains. These galactomannans are high-molecular-weight, gel-forming polysaccharides whose viscosity and water-binding capacity are central to many of the ingredient's functional food properties.

A generous amount of dietary fiber in mesquite powder helps regulate bowel movements and promotes smooth digestion. Additionally, this soluble fiber forms a gel that slows down nutrient absorption, preventing blood sugar spikes after meals heavy in carbohydrates.

3.3 Phenolic Compounds and Flavonoids

Prosopis contains numerous phytochemical constituents, including carbohydrates, proteins, fatty acids, minerals, and vitamins, while varieties of phenolic compounds have also been identified from different parts of Prosopis. Flavonoids (especially C-glycosyl flavonoids), tannins, catechin, 4′-O-methyl-gallocatechin, mesquitol, and quercetin O-glycosides are significant phenolic contents in Prosopis.

Samples of P. chilensis flour exhibited a total phenolic content ranging between 0.82–2.57 g gallic acid equivalents per 100 g fresh flour weight. The highest antioxidant activity, measured by the DPPH assay, was observed for samples from the Huasco valley. HPLC-MS/MS analysis allowed the tentative identification of eight anthocyanins and 13 phenolic compounds including flavonol glycosides, C-glycosyl flavones, and ellagic acid derivatives.

In P. laevigata seed flour, apigenin was the only flavonoid found (41.6 mg/kg) and was stable in the extrusion process. The phenolic compound profile of P. juliflora grain flour has been characterized in more detail: seventeen compounds were detected by chromatography, with kaempferol, catechin, and quinine being the most abundant.

P. pallida flour is a source of palmitic (12.6%), oleic (35.5%), and linoleic acids (45.8%), α-, β-, and γ-tocopherols, and contains phenolic compounds such as apigenin glycoside derivatives with proven antioxidant capacities.

Mesquitol, a flavan-3-ol flavonoid, is a notable constituent of the heartwood of several species. Several studies indicate that mesquitol exhibits significant free-radical scavenging properties, antioxidant, and α-glucosidase inhibitory properties. This makes it a useful resource with potential for exploitation in both agro-food and pharmaceutical industries. The heartwood of P. juliflora is noted to contain very high levels of the flavan-3-ol compound mesquitol.

Total phenolic content in P. laevigata seed flour has been measured at 6.68 mg of gallic acid equivalents per gram (mg GAE/g) in raw seed flour.

3.4 Minerals and Amino Acids

Mesquite seeds and pods are rich in protein, calcium, magnesium, potassium, manganese, iron, and zinc, all essential nutrients that contribute to overall human health. Mesquite also provides lysine, which is one of the nine essential amino acids that the human body requires for growth and tissue repair.

3.5 Alkaloids

The phytochemical constituents responsible for pharmacological effects in Prosopis include active constituents such as phenols, piperidine alkaloids, flavanol glycosides, and hydroxycinnamic acids, juliprosopine, and mesquitol. The piperidine alkaloid profile of P. juliflora has been extensively characterized; identified alkaloids in P. juliflora include julifloridine, N-methyljulifloridine, juliprosopine (juliflorine), julifloricine, juliprosine, isojuliprosine, 3′-oxo-juliprosopine, secojuliprosopinal, 3-oxo-juliprosine, 3′-oxo-juliprosine, and juliprosinene. These alkaloids have both pharmacological and toxicological relevance (see Safety section).

Mesquite alkaloids are extracted from various parts of this plant, and mainly its pods and leaves, which contain the highest concentrations of these chemical species.

3.6 Mesquite Gum (Prosopis Gum) Composition

The most important properties of mesquite gum with reference to its functional applications are its solubility, apparent viscosity, intrinsic viscosity, interfacial tension, emulsification ability, encapsulation capacity, film-forming ability, moisture sorption properties, glass transition, and optical rotation. Mesquite galactomannan (from Prosopis spp.) has been characterized to have contents of 2.56% moisture, 4.54% protein, and 0.06% ash; trace levels of fat; 95.40% total carbohydrate; an intrinsic viscosity of 12.36 dL/g; and a molecular weight of 1.2 × 10⁶ g/mol.

4. Mechanisms of Action

4.1 Glycemic Modulation

Two primary mechanisms have been proposed, based on preclinical and compositional evidence, by which mesquite may influence blood sugar:

Soluble fiber / galactomannan gel formation: The soluble fiber in mesquite forms a gel that slows down nutrient absorption, preventing blood sugar spikes after meals heavy in carbohydrates. This viscous gel-forming property delays gastric emptying and reduces the rate of glucose absorption from the gastrointestinal tract.
α-Glucosidase inhibition: The phenolic compound mesquitol, as noted in the literature, exhibits α-glucosidase inhibitory properties, thereby potentially reducing the enzymatic hydrolysis of dietary starch into glucose. Purified fractions from P. laevigata leaves showed antihypertensive effects inhibiting angiotensin converting enzyme and cardioprotection inhibiting low-density lipoprotein oxidation.

4.2 Antioxidant Activity

DPPH radical scavenging capacity values in P. laevigata raw seed flour were 9.11 mg of ascorbic acid equivalent per gram (mg AAE/g). The polyphenol content — including flavonoids, tannins, catechins, and gallic acid derivatives — is believed to underlie the antioxidant activity of mesquite extracts.

4.3 Antimicrobial Mechanisms

One of the main vegetal genera with greater use in traditional medicine that has been investigated for its antimicrobial activity is Prosopis, whose members are popularly known as "mesquites" or "algarrobos" in different regions of America, Africa, and Asia. The bark, leaves, stems, roots, flowers, and fruits from multiple Prosopis species have been used for the treatment of different infectious diseases, especially cutaneous, respiratory, and digestive conditions. The antimicrobial activity is attributed to alkaloids, tannins, and phenolic compounds that disrupt microbial cell membranes or inhibit enzyme function.

4.4 Antihypertensive Mechanisms

Purified fractions of P. laevigata leaf extract showed antihypertensive effects by inhibiting angiotensin converting enzyme, and cardioprotection by inhibiting LDL oxidation. The HPLC profile displayed phenolic compounds such as gallic acid, catechin, gallocatechin, epicatechin gallate, rutin, and luteolin that may explain these antioxidant and biological properties.

5. Scientific Evidence by Area of Use

5.1 Blood Glucose and Diabetes

Glycemic Index (food science evidence): The low glycemic index of mesquite pod flour is the most consistently documented attribute across the scientific literature. Mesquite flour has a low glycemic index of 25 ±3 (using glucose as the reference food) or 36 (using white bread as reference), depending on the reference food used. A glycemic index of 55 or less is generally considered low. This GI value is derived from compositional and food science studies rather than large-scale controlled clinical trials.

Preclinical evidence (animal models): Very few studies have been conducted on the Prosopis glandulosa plant itself and no literature could be found regarding its potential clinical benefit except for anecdotal claims; no studies have been conducted on the mechanisms and the active component has not yet been identified. The main purpose of one preclinical study was therefore to investigate the blood glucose lowering capacity of Prosopis glandulosa, using rat models of type 1 diabetes mellitus and pre-diabetes (insulin resistance).

In that study, male Wistar rats were rendered either pre-diabetic (diet-induced obesity: DIO) or hypertensive (high-fat diet: HFD). DIO animals were treated with P. glandulosa at 100 mg/kg/day for the last eight weeks of a 16-week period and compared to age-matched controls. Hearts were perfused ex vivo to determine infarct size. Biometric parameters were determined at time of sacrifice. Results indicated water retention, possibly coupled to vasoconstriction in HFD animals, while ingestion of P. glandulosa alleviated both. The researchers concluded that treatment of pre-diabetes, type 2 diabetes, or hypertension with P. glandulosa poses possible beneficial health effects. These findings are preliminary and limited to animal models.

A separate mouse model study examined P. laevigata seed: the dyslipidemia-prone C57BL/6J mouse was used to evaluate the potential of a diet based on mesquite seed to prevent cardiovascular disease development through the reduction of blood lipid levels. The diet based on mesquite seed supported the nutritional requirements of mice in the growing stage. Mice treated with the mesquite seed diet had significantly lower visceral fat deposition. Treatment with the mesquite seed diet decreased significantly the blood levels of glucose, triglycerides, and cholesterol, resulting in a lower atherogenic index. The phenolic compound content and specifically the presence of apigenin in the mesquite diet were proposed to decrease body fat accumulation and atherogenic index, suggesting an important anti-atherogenic potential of mesquite seed.

Evidence strength assessment: As of the current literature, human clinical trials on mesquite's effect on blood glucose are absent. Available data are limited to animal studies (rodent models), in vitro enzyme inhibition, and food science characterization (glycemic index measurement). No randomized controlled trials (RCTs) in human populations have been published. Evidence is therefore preliminary and preclinical only.

5.2 Antioxidant Activity

Various extracts of Prosopis have displayed a wide range of biological properties, such as antioxidant, antihyperglycemic, antibacterial, anthelmintic, antitumor, and anticancer activities. Multiple in vitro studies have demonstrated DPPH and ABTS radical scavenging capacity across species. The antioxidant activity and the phenolic composition in the flour suggest that this ancient South American resource may have potential as a functional food. These findings are based exclusively on in vitro assays; no human clinical trials on antioxidant biomarkers have been identified in the literature.

5.3 Antimicrobial Activity

Extracts of P. pallida flour were found to have antimicrobial and antifungal effects and did not show hepatotoxicity in experimental testing. Antifungal studies have been conducted specifically against plant pathogens: the antifungal effect of P. glandulosa extract (PgE) was assessed in vitro and in vivo against Colletotrichum gloeosporoides, Fusarium oxysporum, Rhizopus oryzae, and R. stolonifer in order to determine its effectivity to reduce the development of fungal spoilage.

Evidence strength assessment: Antimicrobial and antifungal evidence is derived from in vitro and phytoprotection studies. No human clinical trials have evaluated mesquite preparations for treatment of infectious disease. Evidence is preclinical and laboratory-based only.

5.4 Cardiovascular and Antihypertensive Effects

Dried and ground pods of Prosopis glandulosa are marketed in South Africa as a food supplement with blood glucose-stabilising and anti-hypertensive properties. Researchers had previously determined hypoglycaemic effects, and subsequently investigated efficacy as an anti-hypertensive agent and its myocardial protective ability. These antihypertensive effects were explored in rat models. Results indicated water retention, possibly coupled to vasoconstriction in HFD animals, while ingestion of P. glandulosa alleviated both.

Purified fractions of P. laevigata leaf extract showed antihypertensive effects by inhibiting angiotensin-converting enzyme and cardioprotection by inhibiting LDL oxidation. These results are from in vitro and animal experiments only; no human trials on blood pressure outcomes have been published.

5.5 Nutritional and Breadmaking Performance

Several studies have investigated mesquite flour as a functional food ingredient for bread fortification. When formulated as a wheat flour replacer, increasing mesquite flour levels yield composite doughs of lower stickiness and extensibility, and composite breads of lower elasticity. However, up to a level of 10%, mesquite flour significantly increases loaf volume, reduces crumb hardness, and produces a more uniform crumb of small alveoli. Considering the purpose of improving the nutritional and technological quality of wheat flour bread, the addition of P. pallida pod flour can be highly recommended.

6. Body Systems and Health Areas Associated with Mesquite

Metabolic / Endocrine system: Blood glucose stabilization via low glycemic index and soluble fiber content; preclinical hypoglycemic and insulin-modulating effects in diabetic animal models.
Gastrointestinal system: A generous amount of dietary fiber in mesquite powder helps regulate bowel movements and promotes smooth digestion. Historically used for diarrhea, dysentery, stomach upset, and intestinal disorders.
Cardiovascular system: Preclinical evidence for ACE inhibition, LDL oxidation inhibition, and reduction of blood lipids and visceral fat in animal models.
Immune / Antimicrobial system: In vitro antimicrobial and antifungal activity documented across multiple species and tissue types.
Integumentary system (skin/wound care): Traditional use of gum and sap as wound healer and topical antiseptic; the mesquite tree gum has been used for treating sores, wounds, burns, chapped fingers and lips, and sunburn.
Musculoskeletal / Bone: Mineral content (calcium, magnesium, potassium) associated with bone health support; no clinical evidence specific to musculoskeletal outcomes.
Respiratory system (allergen risk): Airborne Prosopis pollen grains are common where the tree is present and are a source of allergy reactions (pollinosis, rhinitis, conjunctivitis, asthma) in both its native and invasive range.

7. Dosage Forms and Dosages Reported in Studies

No established therapeutic dosage for mesquite in humans has been defined. The following dosages appear specifically in cited scientific publications:

Animal model (preclinical): DIO (diet-induced obesity) animals were treated with P. glandulosa at 100 mg/kg/day for the last eight weeks of a 16-week period and compared to age-matched controls.
Breadmaking application (food science): Up to a level of 10%, mesquite flour significantly increases loaf volume, reduces crumb hardness, and produces a more uniform crumb.
Serving size (commercial supplement, informational): Commercial mesquite flour products provide 3 g of dietary fiber per serving and have a reported glycemic index of 25 ±3.
Standard food use: Mesquite pod flour is typically incorporated at levels of 5–15% as a wheat flour substitute in baked goods in food science literature; whole-pod flour is used as a sweetener additive at user-defined quantities.

No human pharmacokinetic, dose-escalation, or dose-finding clinical trials have been published for mesquite dietary supplements.

8. Safety Considerations and Interactions

8.1 Piperidine Alkaloids and Neurotoxicity (Species-Specific)

This is the most significant documented safety concern associated with specific mesquite species, particularly P. juliflora. P. juliflora contains beneficial phytochemicals, but also toxic alkaloids at high consumption levels. Excessive intake of Prosopis juliflora can cause severe toxicity and neurological damage in cattle. The consumption of P. juliflora as the main or sole source of food causes a disease in animals called "cara torta" disease. Toxicity has been investigated experimentally in cattle and goats, observing, among other symptoms, neurotoxic damage to the central nervous system (CNS).

Toxic alkaloids juliprosopine and juliprosine have been identified in Prosopis leaves and are responsible for neurotoxic damage in animals after consumption. These effects have been documented primarily in livestock consuming large quantities as a primary food source and have not been reported in humans using mesquite pod flour at normal dietary supplement levels. Nonetheless, species identity is important, as P. glandulosa (the primary supplement species in North America) has a distinct alkaloid profile from P. juliflora.

8.2 Antinutritional Factors

Mesquite pods also contain antinutritional factors, including alkaloids, phenolic compounds, flavonoid glycosides, steroids, and tannins, which can have adverse effects on livestock. The significance of these antinutritional factors at supplement doses typically used by humans has not been established in clinical studies.

8.3 Pollen Allergy

Several studies have diagnosed that allergenic pollens from Prosopis spp. can provoke respiratory problems. Prosopis pollen extracts have 16 allergenic components of which nine proteins were recognized as major allergens with some of them showing cross-reactivity. This is an environmental exposure concern (related to tree proximity and airborne pollen) rather than an ingestion concern; nevertheless, mesquite pollen is a potent allergen capable of inducing allergy in susceptible individuals living remote from the plant source. Individuals with known legume allergies (Fabaceae family) or documented mesquite pollen sensitivity should exercise appropriate caution with mesquite pod products.

Velvet mesquite (Prosopis velutina) is an important cause of allergic respiratory disease widely distributed in the Sonoran, Chihuahuan, and Mojave Deserts. Only two mesquite allergens (Pro j 1, Pro j 2) have been identified, characterized, and officially included in the allergen.org database by the IUIS committee.

8.4 Heavy Metals

California Proposition 65 warnings have been applied to commercial mesquite powder products. Consuming mesquite products can expose individuals to chemicals including lead and cadmium, which are known to the State of California to cause cancer and birth defects or other reproductive harm. This reflects the general risk of heavy metal accumulation in plants grown in contaminated or mineralized soils.

8.5 Hepatotoxicity Signal in P. farcta

A study on P. farcta (Syrian mesquite) in a streptozotocin-diabetic rat model found that glucose, haemoglobin A1c, α-glycosidase activity, liver and kidney damage biomarkers, and malondialdehyde contents of all of the diabetic groups were found to have increased significantly according to the control group, suggesting a potential for both protective and toxic effects at certain extract doses in diabetic animals. This finding was limited to an animal model and was not replicated in human studies.

8.6 Drug Interactions

No formal drug interaction studies for mesquite dietary supplements have been published. Based on its proposed mechanisms of action (blood glucose lowering, ACE inhibition, dietary fiber effects on absorption rates), theoretical interactions with antidiabetic medications, antihypertensive drugs, and medications with narrow therapeutic windows whose absorption could be affected by viscous fiber are plausible but not clinically confirmed.

8.7 General Safety Profile

Mesquite pod flour has a long history of food use among indigenous populations in the Americas and is generally regarded as safe when consumed as a food ingredient at normal dietary quantities. No literature could be found regarding potential clinical benefit or risk in humans, except for anecdotal claims, as of the most recent preclinical study survey. Formal safety assessments, toxicology studies, or regulatory evaluations specific to mesquite as a dietary supplement have not been published in peer-reviewed literature.

References

Health Conditions

Health conditions that Mesquite may help support.

No conditions available.

Body Systems

Body systems that Mesquite may help support.

No body systems available.