Bone Strength

product on market Tablet or Pill Premium Certified 🟢 Safety: 97/100
Brand: Premium Certified
🟢 97/100

This product looks safe

  • Copper: 400mg is 40.0× the Tolerable Upper Intake Level (10mg)
  • 73% of ingredients have research evidence
C Label Compliance Grade

Product Label

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Safety Alerts

⚠️ Copper: 400mg is 40.0× the Tolerable Upper Intake Level (10mg)

Label Data

2 Tablet(s) Serving Size
30 Servings
Other Combinations Product Type
73% Evidence Coverage

Supplement Facts — Evidence Check

1000 mg (77% DV)
📊 Market median: 4002.0mg (1 products) 📚 20 studies (Tier A: 0, B: 2)
This product: 1000mg
50 mcg (250% DV)
📊 3.3× RDA — above typical dose (UL: 0.1 mg) 📚 604 studies (Tier A: 16, B: 251)
RDA 0.015mg This product: 0.05mg UL 0.1mg
50 mcg (42% DV)
✅ Within RDA (0.4× RDA of 0.12 mg) 📚 273 studies (Tier A: 9, B: 175)
RDA 0.12mg This product: 0.05mg
60 mcg (50% DV)
✅ Within RDA (0.5× RDA of 0.12 mg) 📚 273 studies (Tier A: 9, B: 175)
RDA 0.12mg This product: 0.06mg
200 mg (48% DV)
📊 Market median: 4002.0mg (1 products) 📚 20 studies (Tier A: 0, B: 2)
This product: 200mg
8 mg (73% DV)
✅ Within RDA (0.7× RDA of 11 mg) 📚 258 studies (Tier A: 6, B: 134)
RDA 11mg This product: 8mg UL 40mg
400 mg (44% DV)
⚠️ Exceeds Tolerable Upper Intake Level by 40.0× (UL: 10 mg) 📚 36 studies (Tier A: 0, B: 11)
RDA 0.9mg This product: 400mg UL 10mg
Quadra-Absorb Bone Boosting Complex
Soybean Isoflavone
25 mg
2 mg
📊 Market median: 3.0mg (58 products) 📚 2 studies — no high-quality reviews
This product: 2mg UL 20mg
1.8 mg
📊 Market median: 0.5mg (6 products) 📚 1 studies (Tier A: 0, B: 1)
This product: 1.8mg UL 1.8mg

Other Ingredients

Microcrystalline Cellulose Stearic Acid Magnesium Stearate Silicon Dioxide

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) Gluten Free Dairy Free

Product Information

📋 Directions for Use

Suggested use: As a dietary supplement, take four tablets a day. For best results, take two in the morning and two in the afternoon, with meals.

⚠️ Warnings & Precautions

Warning: Pregnant or nursing mothers, children under the age of 18, and individuals with a known medical condition, should consult with a physician before taking this or any other dietary supplement.

Warning: Pregnant or nursing mothers, children under the age of 18, and individuals with a known medical condition, should consult with a physician before taking this or any other dietary supplement. Keep out of the reach of children.

Do not use this product if outer seal around cap is missing or broken.

Contains soy.

🧪 Formulation Notes

All Premium Certified products come with a 100% Premium Guarantee when purchased directly from Premium Certified. If you are not completely satisfied with your purchase, return the unused portion within 90 days for a full refund. Not tested on animals

Free of gluten, milk, egg, wheat, peanuts, artificial sweeteners and shellfish. Non GMO

Premium quality bone support Natural bone support Premium grade Highest standards

No GMOs No hormones No fillers No preservatives No gluten No coloring

Bone Strength with Cal-Syl triple calcium complex

Additional Information

Store at room temperature.

Made in USA Not tested on animals

Product Details

DSLD Entry Date 2024-03-22
Product Type Other Combinations
Form Tablet or Pill
Brand Premium Certified
DSLD ID 308053
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
PubMed DOI Cochrane
A Vitamin D supplementation for prevention of mortality in adults
Meta Analysis The Cochrane database of systematic reviews 2014
PubMed DOI Cochrane
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
PubMed DOI Cochrane
A Vitamin D supplementation for prevention of cancer in adults
Meta Analysis The Cochrane database of systematic reviews 2014
PubMed DOI Cochrane
A Interventions for preventing falls in older people in care facilities and hospitals
Meta Analysis The Cochrane database of systematic reviews 2018
PubMed DOI
A Drugs for preventing lung cancer in healthy people
Meta Analysis The Cochrane database of systematic reviews 2020
PubMed DOI
A Vitamin D supplementation for prevention of mortality in adults
Meta Analysis The Cochrane database of systematic reviews 2011
PubMed DOI Cochrane
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
PubMed DOI
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
PubMed DOI
A Interventions for preventing falls in older people living in the community
Meta Analysis The Cochrane database of systematic reviews 2009
PubMed DOI
View all evidence for Vitamin D →

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