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Magnesium Spray Benefits | Magnesium Supplement Guide

Explore Magnesium spray benefits and how oral Magnesium supports nervous system health, bone density, and muscle cramps. Learn about key ingredients and usage.

What It Is

Understanding Magnesium Spray Benefits and Supplemental Magnesium

When people search for Magnesium spray benefits, they're typically looking for effective ways to get more of this essential mineral into their daily routine. Magnesium is the fourth most abundant cation in the human body and a critical cofactor in more than 300 enzyme systems that regulate energy metabolism, neuromuscular function, cardiovascular health, bone integrity, and psychological well-being. Whether delivered topically or taken orally, the goal is the same: supporting the body's vast need for this indispensable mineral.

Nature's Sunshine Magnesium provides nervous system support and assists in a variety of bodily functions. It supplies 250 mg of Magnesium per tablet as Magnesium oxide and Magnesium amino acid chelate in a base of Licorice root, Kelp plant, Peppermint leaves, and White willow bark. This thoughtful formulation pairs Magnesium with complementary botanicals and minerals β€” including Calcium and Phosphorus β€” to support the body holistically.

Emerging evidence confirms that nearly two-thirds of the population in the Western world is not achieving the recommended daily allowance for Magnesium β€” a deficiency problem contributing to various health conditions. Men older than 70 and teenage girls are most likely to have low intakes. If you're unsure whether supplemental Magnesium is right for you, our naturopath is available for a free consultation to help you evaluate your individual needs.

Why It Matters

How Magnesium Supports Nervous System Health, Bone Density, and Muscle Cramps

This formula is framed around three core areas of support: nervous system health, bone density, and muscle cramps. Magnesium is used by several hundred enzymes in their daily tasks and is found in the bones, soft tissues, and blood. It helps metabolize various nutrients such as vitamin C, Phosphorus, potassium, and sodium.

Nervous System Health

Magnesium is an essential mineral that plays a critical role in nervous system function as a natural NMDA receptor antagonist, modulating synaptic transmission and neuronal excitability. Deficiency is associated with increased risk of neurological symptoms, and research suggests that supplementation supports normal nerve function.

Bone Density

Magnesium is an essential cofactor in bone mineral metabolism, enzyme activity for bone matrix synthesis, and is required for vitamin D activation. Observational data from large cohort studies found that higher Magnesium intake was associated with 2–3% greater bone density in women. Clinical trials, including the COMB study, suggest supplementation may help attenuate bone loss.

Muscle Cramps

Magnesium is the most studied mineral supplement for skeletal muscle cramps. Magnesium deficiency impairs muscle relaxation β€” muscles contract normally but may struggle to fully release when levels are low. Cochrane reviews of multiple RCTs found mixed results depending on the population studied, but adequate Magnesium intake remains foundational for normal muscle function.

What's inside

Key ingredients

Calcium β€” 40 mg
Calcium is the most abundant mineral in the human body, with more than 99% stored in bone as hydroxyapatite. It is the primary mineral constituent of bone and the most extensively studied supplement for bone density. Meta-analyses of RCTs demonstrate that Calcium supplementation may significantly improve bone mineral density (BMD), particularly in people under 35 building peak bone mass. Calcium is also essential for muscle contraction and relaxation β€” hypocalcemia is recognized as a cause of muscle cramps, tetany, and spasms in standard medical references. Calcium and Magnesium are nutritional partners and work best when taken together, which is why this formula includes both minerals.
Phosphorus β€” 30 mg
Phosphorus is the second most abundant mineral in the human body, with approximately 85% residing in bones and teeth, forming hydroxyapatite alongside Calcium for structural integrity and strength. It is also a building block of DNA, RNA, and ATP β€” the body's primary energy molecule. Phospholipids, which contain Phosphorus as an essential structural element, are the primary components of neuronal cell membranes and are required for synaptic neurotransmission. Phosphate-based high-energy molecules fuel all nervous system function. Adequate dietary Phosphorus alongside Calcium is recognized as essential for bone formation and is among the current recommendations for osteoporosis prevention nutrients.
Magnesium β€” 250 mg
The star of this formula, Magnesium is a cofactor in more than 300 enzyme systems that regulate protein synthesis, muscle and nerve function, blood glucose control, and blood pressure regulation. It is required for energy production, oxidative phosphorylation, and glycolysis. Magnesium is involved in bone formation and influences the activities of osteoblasts and osteoclasts, and it also affects concentrations of both parathyroid hormone and the active form of vitamin D β€” major regulators of bone homeostasis. Research suggests that supplementation may reduce markers of systemic inflammation: a 2022 meta-analysis of 17 RCTs found that Magnesium supplementation significantly decreased serum C-reactive protein (CRP) and increased nitric oxide (NO) levels. Supplied here as Magnesium oxide and Magnesium amino acid chelate.
Kelp leaf and stem
Kelp is a brown seaweed belonging to the order Laminariales that has been used for centuries in traditional medicine. In Traditional Chinese Medicine, Kelp was used in ancient prescriptions for glandular health, and Pacific Northwest Indigenous Peoples used it to help address a range of ailments. Kelp is a rich source of vitamins and minerals, and it is an excellent natural source of dietary iodine. Its main groups of biologically active compounds include polysaccharides such as alginic acid, laminarin, and fucoidan, along with minerals including iodine, Magnesium, potassium, Calcium, and iron. Kelp's primary established mechanism in humans is the delivery of bioavailable dietary iodine, which supports thyroid hormone production.
Licorice root
Licorice root (Glycyrrhiza glabra) has been used worldwide as a medicine for over 4,000 years, with documented use in the Assyrian Herbal (2000 BC) and the Ebers Papyrus (1600 BC). It was traditionally used for coughing, respiratory conditions, and gastrointestinal support. In Traditional Chinese Medicine, licorice appears in approximately 60% of prescriptions. It contains up to 300 active compounds, including the triterpenoid saponin glycyrrhizin, flavonoids such as liquiritin and liquiritigenin, and polysaccharides. The German Commission E approves the use of licorice for catarrhal conditions of the upper respiratory tract, and the EMA recommends it as an expectorant for cough associated with the common cold.
Peppermint leaves
Peppermint (Mentha Γ— piperita) is a hybrid mint that has been used as a remedy for indigestion since ancient Egyptian times, with dried leaves found in Egyptian pyramids dating back to 1000 BC. Its primary active constituents are menthol and menthone. Peppermint contains L-menthol, which blocks Calcium channels in smooth muscle, producing antispasmodic effects on the gastrointestinal tract. The German Commission E approved Peppermint leaf for spastic complaints of the gastrointestinal tract. A 2022 systematic review and meta-analysis of 10 RCTs (1,030 patients) found that Peppermint oil was more effective than placebo at improving overall IBS symptoms and reducing abdominal pain.
White willow bark
White willow (Salix alba) bark has been used as a pain-reliever and fever reducer for more than 3,500 years, with use documented among Sumerians, Egyptians, and ancient Greeks. Hippocrates reportedly prescribed willow bark for fever and the pain of childbirth. The bark contains salicylate glycosides β€” primarily salicin β€” along with polyphenols, flavonoids, and condensed tannins. Salicin is metabolized in the body to salicylic acid, which inhibits cyclooxygenases (COX I, II). Research suggests that the multi-component active principle of willow bark provides a broader mechanism of action than salicin alone, with the polyphenols and flavonoids contributing relevant anti-inflammatory and antioxidant effects.
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Who It's For

Who May Benefit from Magnesium Supplementation

People exploring Magnesium spray benefits are often looking to support muscle comfort, nerve function, or bone health. This oral Magnesium tablet may be a good fit for adults who want a convenient, well-rounded Magnesium supplement with complementary botanicals.

Certain groups are more likely than others to have Magnesium inadequacy. These include older adults (due to decreased absorption), individuals with gastrointestinal disorders, those with type 2 diabetes, and people on certain long-term medications such as diuretics or proton pump inhibitors. As we age, Magnesium absorption and retention can decrease, leading to deficiency and health consequences.

It is estimated that between 56 and 68% of Americans do not obtain enough Magnesium in their diet on a daily basis. Early signs of Magnesium deficiency include loss of appetite, nausea, fatigue, and weakness. As deficiency worsens, numbness, tingling, muscle contractions and cramps, and abnormal heart rhythms can occur.

If you're not sure whether Magnesium supplementation is appropriate for your situation β€” especially if you take medications that may interact with Magnesium β€” our naturopath offers free consultations to help you make an informed decision.

How to Take It

Directions for Use

Take 1 tablet daily with a meal. Each tablet provides 250 mg of Magnesium alongside 40 mg of Calcium and 30 mg of Phosphorus, in a base of Licorice root, Kelp plant, Peppermint leaves, and White willow bark.

The Recommended Dietary Allowance (RDA) for Magnesium is 400–420 mg/day for adult men and 310–320 mg/day for adult women. Since this supplement provides 250 mg per serving, the remainder can typically be obtained from Magnesium-rich foods such as green leafy vegetables, nuts, seeds, whole grains, and legumes.

Note that the Tolerable Upper Intake Level (UL) of 350 mg applies to supplemental Magnesium only β€” it does not include Magnesium from food and beverages. High-dose supplements can sometimes cause digestive effects such as softening of stool, nausea, or cramping, which are more common with inorganic forms of Magnesium like Magnesium oxide.

About the author

Written by Greg Howlett

GH

Greg Howlett

Founder

Greg has spent over a decade helping customers choose the right natural-health products. He personally vets every formula we carry and writes these guides to cut through the marketing noise with practical, experience-based advice.

FAQ

Frequently asked questions

What are the main Magnesium spray benefits compared to oral Magnesium tablets?

People search for Magnesium spray benefits because they want to know the best way to get more Magnesium. Whether applied topically or taken orally, the goal is to support the body's need for this essential mineral. This Nature's Sunshine Magnesium formula provides 250 mg of Magnesium per tablet as Magnesium oxide and Magnesium amino acid chelate, delivering it alongside complementary Calcium, Phosphorus, and supportive botanicals. Magnesium is a cofactor in more than 300 enzyme systems and supports energy production, muscle and nerve function, and bone health.

Can Magnesium help with muscle cramps?

Magnesium is the most studied mineral supplement for skeletal muscle cramps. Magnesium deficiency impairs muscle relaxation β€” muscles may contract normally but struggle to fully release when levels are low. While Cochrane reviews of multiple RCTs found mixed results depending on the population, maintaining adequate Magnesium intake is foundational for normal muscle function. This formula also includes Calcium, which is recognized as essential for muscle contraction and relaxation.

How does Magnesium support bone density?

Magnesium is involved in bone formation and influences the activities of osteoblasts and osteoclasts. It also affects concentrations of both parathyroid hormone and the active form of vitamin D, which are major regulators of bone homeostasis. Observational data from large cohort studies found higher Magnesium intake associated with greater bone density in women. This formula also includes Calcium and Phosphorus β€” the two primary mineral components of bone β€” to provide broad skeletal support.

Does Magnesium support the nervous system?

Yes. Magnesium plays a critical role in nervous system function as a natural NMDA receptor antagonist, modulating synaptic transmission and neuronal excitability. Deficiency is associated with increased risk of neurological symptoms. Research suggests supplementation supports normal nerve function. This formula also includes Phosphorus, whose phospholipids are the primary components of neuronal cell membranes required for synaptic neurotransmission.

What forms of Magnesium are in this supplement?

This Nature's Sunshine formula provides Magnesium as both Magnesium oxide and Magnesium amino acid chelate. Magnesium oxide is the most concentrated form by weight, while chelated Magnesium (bound to amino acids) may offer different absorption characteristics. The formula also includes a base of Licorice root, Kelp plant, Peppermint leaves, and White willow bark.

Can Magnesium supplements interact with medications?

Yes. Several drugs, including diuretics and proton-pump inhibitors, can cause Magnesium loss. Magnesium can also form complexes with tetracycline and quinolone antibiotics, reducing their absorption β€” antibiotics should be taken at least 2 hours before or 4–6 hours after Magnesium. It may also reduce the absorption of bisphosphonates and gabapentin. If you take any medications, we recommend speaking with our naturopath or your healthcare provider before starting supplementation.

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