🟢 100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 33% of ingredients have research evidence
A Label Compliance Grade

Product Label

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Label Data

4 Tablet(s) Serving Size
15 Servings
Other Combinations Product Type
33% Evidence Coverage

Supplement Facts — Evidence Check

800 IU (200% DV)
✅ 1.3× RDA — within safe limits 📚 604 studies (Tier A: 16, B: 251)
RDA 0.015mg This product: 0.02mg UL 0.1mg
Calcium
1500 mg (150% DV)
750 mg (188% DV)
📊 Market median: 4002.0mg (1 products) 📚 20 studies (Tier A: 0, B: 2)
This product: 750mg
Ostivone
600 mg
Novasoy Phytoestrogen Extract
100 mg
3 mg
📊 Market median: 3.0mg (58 products) 📚 2 studies — no high-quality reviews
This product: 3mg UL 20mg

Other Ingredients

Cellulose Stearic Acid Sodium Lauryl Sulfate Magnesium Stearate Pharmaceutical Glaze Silica

Label Claims — Verification

Nutrient
All Other
Structure/Function
All Other (99% of products) Structure/Function (85% of products) Nutrient (70% of products) Approved Health (4% of products)

Target Groups

Adult (18 - 50 Years)

Product Information

📋 Directions for Use

SUGGESTED USE: As a dietary supplement, take four (4) tablets daily. Moderate physical activity is important to preserve strong, healthy bones.

⚠️ Warnings & Precautions

Keep out of reach of children.

Use only as directed. If you are pregnant, nursing, using any prescription drug or have a medical condition, consult your doctor before using this product.

Additional Information

Store at room temperature.

• More effective than calcium alone, Twinlab Bone Support with Ostivone helps maintain strong healthy bones and increases bone density.* • Studies indicate that the key ingredient found in Ostivone-Ipriflavone- actually helps slow the rate of bone loss, stimulates good bone cell structure and enhances calcium utilization.* • Twinlab Bone Support also contains 1500 mg of Elemental Calcium as well as Magnesium, Vitamin D, Boron and Purified Soy Phytoestrogen Extract for maximum benefits.

Best if used by date shown on box.

MORE EFFECTIVE THAN CALCIUM ALONE TO PROMOTE OPTIMUM BONE HEALTH*

NOVASOY IS A TRADEMARK OF THE ARCHER DANIELS MIDLAND COMPANY

OSTIVONE IS A TRADEMARK OF TSI, INC.

This product is manufactured at our own state of the art facilities with stringent quality control assuring correct potencies and outstanding product freshness. Bone Support tablets are packaged in a glass bottle for maximum stability and freshness.

Contains NOVASOY(TM) The Power of Soy

OSTIVONE(TM)

Product Details

DSLD Entry Date 2011-12-23
Product Type Other Combinations
Form Tablet or Pill
Brand Twinlab
DSLD ID 3620
Data Updated 2026-04-11

Research Evidence

872 Research Sources
53 Avg Quality Score
309 Meta Analysis
309 Clinical Trial
111 Rct
71 Systematic Review
55 Guideline
4 Cochrane Review
4 Regulatory Source
2 Other
2 Narrative Review
2 Observational
1 Openfda Safety
A Vitamin D and vitamin D analogues for preventing fractures associated with involutional and post-menopausal osteoporosis
Meta Analysis The Cochrane database of systematic reviews 2009
A Vitamin D supplementation for prevention of mortality in adults
Meta Analysis The Cochrane database of systematic reviews 2014
A Vitamin D and vitamin D analogues for preventing fractures in post-menopausal women and older men
Meta Analysis The Cochrane database of systematic reviews 2014
A Vitamin D supplementation for prevention of cancer in adults
Meta Analysis The Cochrane database of systematic reviews 2014
A Interventions for preventing falls in older people in care facilities and hospitals
Meta Analysis The Cochrane database of systematic reviews 2018
A Drugs for preventing lung cancer in healthy people
Meta Analysis The Cochrane database of systematic reviews 2020
A Vitamin D supplementation for prevention of mortality in adults
Meta Analysis The Cochrane database of systematic reviews 2011
A High prevalence of vitamin D deficiency in Asia: A systematic review and meta-analysis
Meta Analysis Critical reviews in food science and nutrition 2023
A The effect of vitamin D supplementation on depressive symptoms in adults: A systematic review and meta-analysis of randomized controlled trials
Meta Analysis Critical reviews in food science and nutrition 2023
A Interventions for preventing falls in older people living in the community
Meta Analysis The Cochrane database of systematic reviews 2009
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