Os-Cal Ultra
100/100
This product looks safe
- No ingredients exceed tolerable upper intake levels
- 50% of ingredients have research evidence
A
Label Compliance Grade
Product Label
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Label Data
1 Caplet(s)
Serving Size
Multi-Vitamin and Mineral (MVM)
Product Type
50%
Evidence Coverage
Supplement Facts — Evidence Check
Vitamin C
60 mg
(100% DV)
500 IU
(125% DV)
✅ Within RDA (0.8× RDA of 0.015 mg)
📚 604 studies (Tier A: 16, B: 251)
15 IU
(50% DV)
✅ Within RDA (0.7× RDA of 15 mg)
📚 177 studies (Tier A: 3, B: 90)
Calcium
600 mg
(60% DV)
20 mg
(5% DV)
📊 Market median: 4002.0mg (1 products)
📚 20 studies (Tier A: 0, B: 2)
7.5 mg
(50% DV)
✅ Within RDA (0.7× RDA of 11 mg)
📚 258 studies (Tier A: 6, B: 134)
1 mg
(50% DV)
✅ 1.1× RDA — within safe limits
📚 36 studies (Tier A: 0, B: 11)
1 mg
(50% DV)
✅ Within RDA (0.4× RDA of 2.3 mg)
📚 8 studies — no high-quality reviews
Sodium
5 mg
(1% DV)
250 mcg
📊 Market median: 3.0mg (58 products)
📚 2 studies — no high-quality reviews
Other Ingredients
Calcium Carbonate
Sodium Starch Glycolate
Acacia Gum
Ascorbic Acid
Magnesium Oxide
Polyvinyl Alcohol
Vitamin E
Contains less than 1% of
Label Claims — Verification
❓
Nutrient
❓
All Other
❓
Structure/Function
All Other (99% of products)
Structure/Function (83% of products)
Nutrient (54% of products)
Target Groups
Adult (18 - 50 Years)
Product Information
⚠️ Warnings & Precautions
Contains: Soy coconut.
🧪 Formulation Notes
With Vitamin D3
600 mg Calcium ~ 500 IU Vitamin D3
~ Magnesium & more
Contains: Soy coconut.
Each caplet provides 600mg of elemental calcium
Additional Information
~ 9 key nutrients for maintaining strong bones
Product Details
DSLD Entry Date
2018-02-23
Product Type
Multi-Vitamin and Mineral (MVM)
Form
Other (e.g. tea bag)
Brand
GlaxoSmithKline
DSLD ID
82021
Data Updated
2026-04-11
Research Evidence
371
Research Sources
54
Avg Quality Score
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 for the primary prevention of cardiovascular disease
A
Does Vitamin C Supplementation Provide a Protective Effect in Periodontal Health? A Systematic Review and Meta-Analysis
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