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Skeletal Strength

product on market Tablet or Pill Nature's Sunshine Safety: 90/100
90/100

This product looks safe

  • Contains proprietary blend — exact ingredient amounts not disclosed
  • 47% of ingredients have research evidence
A Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

This formula contains a blend of essential vitamins, including D3 and C, which have strong evidence for supporting bone health and immune function. B-vitamins provide moderate support for metabolic processes and nerve health. Overall evidence coverage for this specific ingredient profile is limited.

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

Alerts

Safety Alerts

Contains proprietary blend — exact ingredient amounts not disclosed

Label

Product Label

Label for Skeletal Strength
Open Full PDF View on NIH DSLD →
Details

Label Data

2 Tablet(s)
Serving Size
75
Servings
Other Combinations
Product Type
47%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Vitamin A
75 mcg (8% DV)
Vitamin C
75 mg (83% DV)
2.5 mcg (13% DV)
Within RDA (0.2× RDA) 608 studies (A:16, B:251)
2.5 mg (147% DV)
1.9× RDA — within safe limits 114 studies (A:3, B:35)
15 mcg (625% DV)
6.2× RDA — above typical dose 139 studies (A:1, B:44)
Calcium
300 mg (23% DV)
Iron
1.5 mg (8% DV)
94 mg (8% DV)
Within RDA (0.1× RDA) 13 studies (A:0, B:3)
300 mg (71% DV)
Within RDA (0.7× RDA) 316 studies (A:8, B:159)
7.5 mg (68% DV)
Within RDA (0.7× RDA) 263 studies (A:6, B:134)
1 mg (111% DV)
1.1× RDA — within safe limits 37 studies (A:0, B:11)
0.5 mg (22% DV)
Within RDA (0.2× RDA) 9 studies — no high-quality reviews
Potassium
50 mg (1% DV)
0.5 mg
Market median: 3.0mg (58 products) 3 studies — no high-quality reviews
Proprietary Blend
108 mg

Other Ingredients

Cellulose Stearic Acid Vegetable Magnesium Stearate
Claims

Label Claims — Verification

Unverified Nutrient
Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Recommended Use: Take 2 tablets with a meal twice daily.

Warnings & Precautions

Warning: Accidental overdose of iron-containing products is a leading cause of fatal poisoning in children under 6. Keep this product out of the reach of children. In case of accidental overdose, call a doctor or poison control center immediately.

Do not use if inner seal is missing or damaged.

Formulation Notes

Provides nutrients for proper structural system funciton

Structural system support Vital for bones, muscles, ligaments, tendons, and skin Guaranteed pure

Additional Information

Bottle made from 100% post consumer recycled material. We are committed to you and our planet. Scan to learn more.

New look! Same great product

Herbal experts since 1972

Metadata

Product Details

UPC / SKU0 99904 01806 8
DSLD Entry Date2021-09-24
Product TypeOther Combinations
FormTablet or Pill
BrandNature's Sunshine
DSLD ID255460
Data Updated2026-04-11
Research

Research Evidence

337
Research Sources
54
Avg Quality
161
Meta Analysis
68
Systematic Review
51
Rct
48
Clinical Trial
2
Other
2
Regulatory Source
1
Narrative Review
1
Cochrane Review
1
Guideline
1
Openfda Safety
A Vitamin A supplementation for preventing morbidity and mortality in children from six months to five years of age
Meta Analysis The Cochrane database of systematic reviews 2017 PubMed DOI
A Vitamin A supplementation for the prevention of morbidity and mortality in infants six months of age or less
Meta Analysis The Cochrane database of systematic reviews 2011 PubMed DOI
A Vitamin A supplementation for reducing the risk of mother-to-child transmission of HIV infection
Meta Analysis The Cochrane database of systematic reviews 2011 PubMed DOI
A Vitamin A supplements for preventing mortality, illness, and blindness in children aged under 5: systematic review and meta-analysis
Meta Analysis BMJ (Clinical research ed.) 2011 PubMed DOI
A Fortification of staple foods with vitamin A for vitamin A deficiency
Systematic Review The Cochrane database of systematic reviews 2019 PubMed DOI
A Vitamin A supplementation for the prevention of morbidity and mortality in infants one to six months of age
Narrative Review The Cochrane database of systematic reviews 2016 PubMed DOI
A Vitamin A and fish oils for preventing the progression of retinitis pigmentosa
Meta Analysis The Cochrane database of systematic reviews 2020 PubMed DOI
A Exercise training-induced changes in exerkine concentrations may be relevant to the metabolic control of type 2 diabetes mellitus patients: A systematic review and meta-analysis of randomized controlled trials
Meta Analysis Journal of sport and health science 2023 PubMed DOI
A Food fortification with multiple micronutrients: impact on health outcomes in general population
Meta Analysis The Cochrane database of systematic reviews 2019 PubMed DOI
A Oral vitamin A supplements to prevent acute upper respiratory tract infections in children up to seven years of age
Meta Analysis The Cochrane database of systematic reviews 2024 PubMed DOI
View all evidence for Vitamin A →
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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.