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Osteo-Guard

product on market Capsule Highland Laboratories Safety: 96/100
96/100

This product looks safe

  • Magnesium: 400mg is 1.1× the Tolerable Upper Intake Level (350mg)
  • 60% of ingredients have research evidence
C Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

This formula combines calcium and vitamin D3, which have strong evidence for supporting bone density. Vitamin K2 and vitamin C provide moderate support for mineral absorption and connective tissue health. However, overall evidence coverage for this specific ingredient profile is limited.

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

Alerts

Safety Alerts

Magnesium: 400mg is 1.1× the Tolerable Upper Intake Level (350mg)

Label

Product Label

Label for Osteo-Guard
Open Full PDF View on NIH DSLD →
Details

Label Data

2 Capsule(s)
Serving Size
20
Servings
Multi-Vitamin and Mineral (MVM)
Product Type
60%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Vitamin C
150 mg (250% DV)
2000 IU (500% DV)
3.3× RDA — above typical dose (UL: 0.1 mg) 608 studies (A:16, B:251)
50 mcg (62% DV)
Within RDA (0.4× RDA) 275 studies (A:9, B:175)
4.5 mg (300% DV)
3.8× RDA — above typical dose 76 studies (A:0, B:33)
Calcium
1000 mg (100% DV)
400 mg (100% DV)
Exceeds UL by 1.1× (UL: 350 mg) 316 studies (A:8, B:159)
10 mg (66% DV)
Within RDA (0.9× RDA) 263 studies (A:6, B:134)
1 mg (50% DV)
1.1× RDA — within safe limits 37 studies (A:0, B:11)
5 mg (250% DV)
2.2× RDA — within safe limits 9 studies — no high-quality reviews
3 mg
Market median: 3.0mg (58 products) 3 studies — no high-quality reviews

Other Ingredients

Gelatin Magnesium Trisilicate Cellulose Silica Magnesium Stearate
Claims

Label Claims — Verification

Unverified Nutrient
Unverified All Other
Info

Product Information

Directions for Use

Two capsules three times daily, as a dietary supplement.

Formulation Notes

With Microcrystalline hydroxyapatite & K2

No soy, salt, yeast, gluten, milk & egg products sugar, starch, or preservatives.

Additional Information

Also available in 180 count

Easy to swallow capsules

GMP Quality Assured Earth Friendly

% Daily Value

PR 708

Metadata

Product Details

UPC / SKU7 68305 70812 9
DSLD Entry Date2017-10-21
Product TypeMulti-Vitamin and Mineral (MVM)
FormCapsule
BrandHighland Laboratories
DSLD ID79597
Data Updated2026-04-11
Research

Research Evidence

371
Research Sources
54
Avg Quality
148
Meta Analysis
82
Systematic Review
71
Rct
62
Clinical Trial
2
Regulatory Source
1
Cochrane Review
1
Narrative Review
1
Other
1
Openfda Safety
A Vitamin C supplementation in pregnancy
Meta Analysis The Cochrane database of systematic reviews 2015 PubMed DOI
A Vitamin C supplementation for the primary prevention of cardiovascular disease
Systematic Review The Cochrane database of systematic reviews 2017 PubMed DOI
A Vitamin C for preventing and treating the common cold
Meta Analysis The Cochrane database of systematic reviews 2013 PubMed DOI
A Vitamin C for preventing and treating pneumonia
Meta Analysis The Cochrane database of systematic reviews 2013 PubMed DOI
A Vitamin E supplementation in pregnancy
Meta Analysis The Cochrane database of systematic reviews 2015 PubMed DOI
A Vitamin C supplementation for prevention and treatment of pneumonia
Meta Analysis The Cochrane database of systematic reviews 2020 PubMed DOI
A Vitamin C supplementation for prevention and treatment of pneumonia
Systematic Review The Cochrane database of systematic reviews 2021 PubMed DOI
A Nutritional interventions for preventing and treating pressure ulcers
Meta Analysis The Cochrane database of systematic reviews 2024 PubMed DOI
A Does Vitamin C Supplementation Provide a Protective Effect in Periodontal Health? A Systematic Review and Meta-Analysis
Meta Analysis International journal of molecular sciences 2024 PubMed DOI
A Circulating vitamin C concentration and risk of cancers: a Mendelian randomization study
Meta Analysis BMC medicine 2021 PubMed DOI
View all evidence for Vitamin C →
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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.