Super Absorbable Soy Isoflavones

product on market Capsule Life Extension 🟢 Safety: 100/100
Brand: Life Extension
🟢 100/100

This product looks safe

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

Product Label

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Label Data

1 Vegetarian Capsule(s) Serving Size
Other Combinations Product Type
50% Evidence Coverage

Supplement Facts — Evidence Check

135 mg
📊 Market median: 60.0mg (94 products) 📚 13 studies (Tier A: 0, B: 7)
This product: 135mg
435 mg
📊 Market median: 100.0mg (70 products)
Median 100.0mg This product: 435mg

Other Ingredients

Vegetable Cellulose Silica Ascorbyl Palmitate

Label Claims — Verification

❓ All Other
❓ Structure/Function
All Other (100% of products) Structure/Function (79% of products) Nutrient (5% of products)

Target Groups

Adult (18 - 50 Years)

Product Information

📋 Directions for Use

Read the entire label and follow the directions carefully prior to use. Directions: Take one (1) capsule once or twice daily with food, or as recommended by a healthcare practitioner.

⚠️ Warnings & Precautions

Caution: Persons with estrogen dependent cancers should consult a healthcare professional before beginning a soy regimen.

Warnings: Keep out of reach of children.

Do not exceed recommended dose. Do not purchase if outer seal is broken or damaged.

When using nutritional supplements, please consult with your physician if you are undergoing treatment for a medical condition or if you are pregnant or lactating.

Contains soybeans.

🧪 Formulation Notes

Non GMO LE Certified

Supports healthy cell colonies

Novasoy Soy Brand Isoflavones Brand

Additional Information

Typical soy isoflavone profile: Genistein and its precursor isoform genistin: 28 mg Daidzein and its precursor isoform daidzin: 22 mg Glycitein and its precursor isoform glycitin: 4 mg

Non GMO LE Certified

To report a serious adverse event or obtain product information, contact 1-866-280-2852.

Store tightly closed in a cool, dry place.

Product Details

UPC / SKU 7 37870 16496 8
DSLD Entry Date 2020-08-23
Product Type Other Combinations
Form Capsule
Brand Life Extension
DSLD ID 231954
Data Updated 2026-04-11

Research Evidence

16 Research Sources
51 Avg Quality Score
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
View all evidence for Soy →

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