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Soy Isoflavones

product on market Tablet or Pill Spring Valley Safety: 100/100
100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 50% of ingredients have research evidence
A Label Compliance Grade

What the Evidence Says

AI-generated · Qwen 3.6 · methodology

Calcium supports bone density and nerve function, with strong evidence for its role in skeletal health. Soy isoflavones are studied for their effects on menopause symptoms, though research evidence for these benefits is generally moderate. Together, these ingredients target bone and hormonal support.

AI-generated summary based on research evidence. Not medical advice.

Label

Product Label

Label for Soy Isoflavones
Open Full PDF View on NIH DSLD →
Details

Label Data

2 Tablet(s)
Serving Size
30
Servings
Other Combinations
Product Type
50%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Calcium
150 mg (15% DV)
Market median: 60.0mg (94 products) 13 studies (A:0, B:7)

Other Ingredients

Microcrystalline Cellulose Contains 2% or less of:
Claims

Label Claims — Verification

Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Suggested Use: Adults, take two tablets daily, preferably with a meal.

Keep bottle tightly closed.

Warnings & Precautions

Warning: Not intended for use by pregnant or nursing women. If you are taking any medications or have any medical condition, consult your doctor before use.

Discontinue use and consult your doctor if any adverse reactions occur.

Keep out of reach of children.

For your protection, do not use if seal under cap is broken or missing.

Formulation Notes

Soy Isoflavones 40 mg per tablet

Women's health

No gluten, artificial colors, artificial flavors

Soy Isoflavones are nutrients that help support bone and women's health.

Additional Information

Store at room temperature. Keep bottle tightly closed.

Quality guaranteed

2026205

Metadata

Product Details

DSLD Entry Date2018-02-23
Product TypeOther Combinations
FormTablet or Pill
DSLD ID82896
Data Updated2026-04-11
Research

Research Evidence

16
Research Sources
51
Avg Quality
7
Meta Analysis
6
Rct
2
Clinical Trial
1
Systematic Review
B Soy isoflavones prevent bone resorption and loss, a systematic review and meta-analysis of randomized controlled trials
Meta Analysis Critical reviews in food science and nutrition 2020 PubMed DOI
B Isoflavone intervention and its impact on bone mineral density in postmenopausal women: a systematic review and meta-analysis of randomized controlled trials
Meta Analysis Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA 2024 PubMed DOI
B Effects of Soy Isoflavones on Biochemical Markers of Bone Metabolism in Postmenopausal Women: A Systematic Review and Meta-Analysis of Randomized Controlled Trials
Meta Analysis International journal of environmental research and public health 2021 PubMed DOI
B Effects of isoflavone interventions on bone turnover markers and factors regulating bone metabolism in postmenopausal women: a systematic review and meta-analysis of randomized controlled trials
Meta Analysis Archives of osteoporosis 2024 PubMed DOI
B Effects of isoflavone interventions on bone mineral density in postmenopausal women: a systematic review and meta-analysis of randomized controlled trials
Meta Analysis Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA 2020 PubMed DOI
C Effects of soy isoflavone supplements on bone turnover markers in menopausal women: systematic review and meta-analysis of randomized controlled trials
Meta Analysis Bone 2010 PubMed DOI
C Cholesterol-lowering effect of soy protein in normocholesterolemic and hypercholesterolemic men
Rct The American journal of clinical nutrition 1998 PubMed DOI
C Impact of phytoestrogens on treatment of urogenital menopause symptoms: A systematic review of randomized clinical trials
Systematic Review European journal of obstetrics, gynecology, and reproductive biology 2021 PubMed DOI
C Identification of the Key Active Pharmaceutical Ingredients of Yishen Qutong Granule, A Chinese Medicine Formula, In The Treatment of Primary Lung Cancer
Meta Analysis Combinatorial chemistry & high throughput screening 2023 PubMed DOI
C Assessing the combined effects of Black Cohosh, Soy Isoflavones, and SDG Lignans on menopausal symptoms: a randomized, double-blind, placebo-controlled clinical trial.
Rct European journal of nutrition PubMed DOI
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This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.