Evidence supporting the use of: Catechins (unspecified)
For the health condition: Osteoporosis
Synopsis
Source of validity: Scientific
Rating (out of 5): 2
Catechins, a type of polyphenol most notably found in green tea, have been investigated for their potential benefit in supporting bone health and treating osteoporosis. The scientific rationale is based on laboratory and animal studies showing that catechins, particularly epigallocatechin gallate (EGCG), may enhance osteoblast (bone-building cell) activity, suppress osteoclast (bone-resorbing cell) formation, and reduce oxidative stress and inflammation—factors implicated in bone loss and osteoporosis. Some rodent studies demonstrate that catechin supplementation can attenuate bone loss in models of estrogen deficiency (such as ovariectomized rats), and may improve bone mineral density (BMD).
However, human evidence is limited. Epidemiological data suggest that habitual tea consumption may be associated with higher BMD and lower fracture risk in older adults, but causality cannot be established and confounding factors remain. Only a few small clinical studies have directly tested catechin or green tea extract supplementation in humans for osteoporosis, with mixed results and methodological limitations.
In summary, while there is a scientific basis from preclinical studies and some supportive epidemiological evidence, robust clinical trial data are lacking. Thus, the evidence supporting the use of catechins for osteoporosis in humans is limited and rated as modest (2/5). More well-designed human studies are needed before catechins can be recommended as a treatment or preventive strategy for osteoporosis.
Other ingredients used for Osteoporosis
7-hydroxymatairesinol (HMR)alfalfa
algal oil
alpha-ketoglutarate (AKG)
anthocyanins
ashwagandha
astragalus
beta caryophyllene
sesame
blueberry
boron
bovine
broccoli
calcium
catechins
caterpillar mushroom
cissus quadrangularis
collagen
collard
conjugated linoleic acid (CLA)
curcumin
DHEA (dehydroepiandrosterone)
DPA (docosapentaenoic acid)
EPA (eicosapentaenoic acid)
fish protein
genistein
genistin
glycitin
gooseberry
hesperetin
hesperidin
horsetail
ipriflavone
knotweed
kale
lentinula edodes mycelia
lignans
maca
magnesium
manganese
microcrystalline hydroxyapatite concentrate (MCHC)
olive
omega-3 fatty acids
phosphorus
pomegranate
prune
quercetin
rehmannia glutinosa
resveratrol
rutin
sardines
silicon
soybean
specialized pro-resolving mediators (SPMs)
strontium
tocotrienols
tomato
vitamin C
vitamin D
vitamin D3
vitamin K
seaweed
whey protein
zinc
red clover
haliotis
cistanche
dioscorea
fern
royal jelly
Equol (proprietary)
barrenwort
goji berry
AMP-activated protein kinase (AMPK)
soy isoflavones
8-Prenylnaringenin
Animal Tissue
Antler
Apigenin
Algas calcareas
Acacetin
Astragaloside
Ampelopsin
Algal protein
Algalin
Abalone
Arctiin
Astragalin
Animal protein
Bok Choy
Bovine Protein
biochanin
Bone Protein
Calycosin
Cod Liver Oil
Cyanidin
Chinese Ligustrum berry
DHEA
Daidzein
Diosgenin
Drynaria
Diosmetin
epicatechin
Ecdysteroids
Eicosapentaenoic Acid
Eucommia ulmoides
Estrogen
Isoflavones
Milk Protein
Soy Protein
Other health conditions supported by Catechins (unspecified)
Alzheimer's DiseaseArthritis
Athletic and Exercise Aids
Cancer (natural therapy for)
Cancer (prevention)
Cardiovascular Disease
Cholesterol (high)
Colds (antiviral)
Diabetes
Diarrhea
Digestion (poor)
Fat Metabolism (poor)
Fatty Liver Disease
Free Radical Damage
Gastritis
Gingivitis
Hypertension
Inflammation
Inflammatory Bowel Disorders
Liver Detoxification
Memory and Brain Function
Metabolic Syndrome
Osteoporosis
Skin Care (general)
Triglycerides (high)
Ulcers
Wounds and Sores