Soy Isoflavones 40 mg

Non-Nutrient / Non-Botanical

Brand: Spring Valley

Tablet or PillOn Market
Click to view full label

Net Contents

60 Tablet(s)

Serving Size

2 Tablet(s)

Servings Per Container

Not specified

Supplement Form

Tablet or Pill

Bar Code (UPC/SKU)

6 81131 07917 4

Product Version

Not specified

Suggested Use

SUGGESTED USE: For adults; take two (2) tablets daily; preferably with meals. As a reminder; discuss the supplements and medications you take with your health care providers.

Market Reference

$23.74 – $246.99· 2 listings
  • Soy Isoflavones Powder Extract

    Prescribed For Life
    $246.99
  • Soy Isoflavones 40% Extract Capsules Menopausal Relief Menopause

    eBay - herbadiet2016
    $23.74Lowest

Where to Buy Locally

Enter your city or ZIP code to find supplement & health stores in your area that may carry this product.

Showing representative supplement & health retailers — search above for stores in your area.

  • Southern Nutrition

    5.0 (214)

    Vitamin & supplements store

    10458 Stelling Dr, Riverview, FL 33578

  • GNC

    3.5 (34)

    Vitamin & supplements store

    3830 Sun City Center Blvd Ste 101, Sun City Center, FL 33573

  • Southern Nutrition

    5.0 (1403)

    Vitamin & supplements store

    2940 Providence Lakes Blvd, Brandon, FL 33511

  • Nutrishop Valrico

    4.9 (151)

    Vitamin & supplements store

    3240 Lithia Pinecrest Rd #103, Valrico, FL 33596

  • Foundation Supplements

    4.8 (37)

    Vitamin & supplements store

    3409 W Bay to Bay Blvd, Tampa, FL 33629

  • The Vitamin Shoppe

    4.4 (217)

    Vitamin & supplements store

    Plaza at, 101 Brandon Town Center Dr, Brandon, FL 33511

  • GNC

    3.1 (65)

    Vitamin & supplements store

    10655 Big Bend Rd Ste 208, Riverview, FL 33579

  • Pulse Nutrition Club

    4.5 (8)

    Health food store

    6528 US-301 Ste 117 A, Riverview, FL 33578

Research & Studies

  • Bioavailability of pure isoflavones in healthy humans and analysis of commercial soy isoflavone supplements

    KDR Setchell, NM Brown, P Desai… - The Journal of …, 2001 - academic.oup.com

    … Glycitin (25 mg), the -glycoside of glycitein, was administered orally as a single-bolus dose, … in a tablet of the over-the-counter supplement Promensil (40 mg total isoflavones per capsule…

    20011,290 citations
  • Plant-Based Dietary Supplements: An Overview

    T Satapathy, K Sen - Dietary Supplements and Nutraceuticals, 2025 - Springer

    … and powders with a typical dosage of 40–100 mg daily. Consider specific … medical advice before using soy-based supplements. • Thyroid Function: High consumption of soy isoflavones …

    20251 citations
  • Isoflavone-rich soy protein prevents loss of hip lean mass but does not prevent the shift in regional fat distribution in perimenopausal women

    LE Moeller, CT Peterson, KB Hanson, SB Dent… - Menopause, 2003 - journals.lww.com

    … Women were provided 40 g of soy or whey protein daily in … supplement (Spring Valley Sentury-Vite; Leiner Health Products … We thus hypothesized that the effects of soy isoflavones on …

    200377 citations
  • Flavonoid and botanical approaches to prostate health

    AE Katz - … , Practice, and Policy Advancing Integrative Health, 2002 - journals.sagepub.com

    … that a commercial tablet consisting of 40 mg of aglycone isoflavones was well tolerated and … of pure isoflavones in healthy humans and analysis of commercial soy isoflavone sup…

    200253 citations
  • Iron indexes and total antioxidant status in response to soy protein intake in perimenopausal women

    JH Swain, DL Alekel, SB Dent… - … American journal of …, 2002 - academic.oup.com

    … Each subject consumed 40 g soy or whey protein daily for 24 wk… mineral supplement (Spring Valley Sentury-Vite; Leiner Health … food items containing isoflavones throughout the study. …

    200285 citations
  • Soy isoflavones in the prevention of menopausal bone loss and menopausal symptoms: a randomized, double-blind trial

    S Levis, N Strickman-Stein, P Ganjei-Azar… - Archives of internal …, 2011 - jamanetwork.com

    … results, and responses to the Women's Health Questionnaire are given in Table 2. … mg of soy isoflavone tablets taken once daily could be too high. Currently, 40 to 50 mg of isoflavones (…

    2011261 citations

Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2012-08-24. DSLD Label ID: 12153. This information is provided for educational reference only and is not medical advice. Always follow the product label and consult a doctor or pharmacist before use.