Evidence supporting the use of: Spinach
For the body system: Skeletal System (Bones)
Synopsis
Source of validity: Scientific
Rating (out of 5): 2
Spinach is often cited as beneficial for bone health due to its nutrient content, particularly vitamin K, calcium, and magnesium. Scientific evidence supports that vitamin K plays a role in maintaining bone mineral density and may help reduce fracture risk. One cup of cooked spinach provides a significant portion of the daily recommended intake of vitamin K. Additionally, spinach contains some calcium and magnesium, both essential minerals for bone structure and function.
However, the scientific evidence specifically linking spinach consumption to improved skeletal health is limited. While its nutrient profile is supportive, spinach is also high in oxalates, compounds that can bind calcium and reduce its bioavailability. As a result, the calcium in spinach is not as easily absorbed as calcium from other sources like dairy. Therefore, while spinach can contribute to overall nutrient intake necessary for bone health, it should not be relied upon as a primary source of calcium.
In summary, spinach is a nutritious vegetable that provides several bone-supportive nutrients, especially vitamin K. There is moderate scientific rationale for its inclusion in a diet aimed at supporting skeletal health, but its high oxalate content limits its effectiveness as a direct source of calcium. Thus, the evidence for spinach specifically supporting the skeletal system is rated as moderate (2 out of 5).
Other ingredients that support Skeletal System (Bones)
alfalfaalpha-ketoglutarate (AKG)
amino acids
sesame
boron
Indian frankincense
bovine
bovine gelatin
broccoli
calcium
cartilage
Chinese salvia root
chondroitin
cissus quadrangularis
collagen
collard
devil's claw
fish protein
gelatin
genistein
genistin
green lipped mussel
horsetail
ipriflavone
magnesium
manganese
microcrystalline hydroxyapatite concentrate (MCHC)
milk
phosphorus
protein
prune
rehmannia glutinosa
sardines
silicon
spinach
strontium
vitamin C
vitamin D
vitamin D3
vitamin K
seaweed
water
boneset
solomon's seal
eucommia
trace minerals
herbal blend (proprietary)
algae
soy isoflavones
Arugula
Antler
Achyranthes
Algas calcareas
Animal protein
Boswellic Acid
Beef
Bone Marrow
Baicalein
Bovine Protein
Borate
Boswellia
Bone Protein
bovine cartilage / glycosaminoglycan
Buckwheat
Comfrey
Chinese Silkvine
Chinese Mountain Ant
Citrate malate
Cod Liver Oil
Chinese Pond Turtle
Chuchuhuasi
Cruciferous
Corallina officinalis
Dolomite
Daidzein
Deer Velvet
Drynaria
Dipsacus
Egg
Elk antler
Eucommia ulmoides
Estrogen
Glycosaminoglycans
Isoflavones
Molasses
Milk Protein
Phosphate Salt
Soy Protein
Products containing spinach
Nature's Sunshine Power Greens
Nature's Sunshine Power Greens To-Go
Nature's Sunshine Power Meal
Nature's Sunshine Power Meal
Nature's Sunshine Sunshine Heroes Whole Food Papayazyme
Nature's Sunshine Sunshine Heroes Probiotic Power
Nature's Sunshine Super Supplemental
Nature's Sunshine Super Supplemental (Without Iron)
Nature's Sunshine Super Trio
Nature's Sunshine Ultimate GreenZone
Nature's Sunshine Ultimate Greenzone