1 Product identity
Ingredient risk
1 ingredient to use with caution

Os-Cal Chewable Vitamin D3 500 mg Calcium 600 IU Vitamin D3

BrandGlaxoSmithKlineSingle Vitamin and Mineral Tablet or Pill 6 ingredients 1 caution DSLD #13623
Net contents: 120 Chewable Tablet(s)
Target: Adults and Children 4 years and above
DSLD entry: 2013-02-25
2 Ingredients (6)
IngredientGroupSafety
Vitamin D3Vitamin DUse with Caution
CalciumCalciumConditionally Safe
Calcium CarbonateCalciumConditionally Safe
SorbitolSorbitol
Corn StarchStarch
Contains 2% or less of:Header
Ingredient amounts require the full DSLD label. View full label at NIH DSLD →
⚠️ Use with caution — restricted in some markets
Vitamin D — Granulomatous diseases (sarcoidosis, TB) — unregulated extra-renal CYP27B1 can cause life-threatening hypercalcemia even at standard doses [2][21]
3 Safety cross-reference
Vitamin D — Use with Caution
⚠ Hypercalcemia at >10,000 IU/day
⚠ Vascular calcification risk
Calcium — Conditionally Safe
⚠ Cardiovascular risk debated >1,000 mg/day
⚠ Kidney stones
4 Label claims
• Nutrient
• All Other
5 Data source
DSLD ID13623
SourceOffice of Dietary Supplements, NIH
Market statusOn market
Entry date2013-02-25
6 More from GlaxoSmithKline
View GlaxoSmithKline Safety Scorecard → 6 products
Citrucel With SmartfiberCitrucel With Smartfiber Orange FlavorOs-Cal Extra D3 with Vitamin D3 500 mg Calcium 600 IU Vitamin D3Os-Cal UltraScott's Emulsion Cod Liver Original
7 Cite this page
Vancouver
Pkhakadze G. Os-Cal Chewable Vitamin D3 500 mg Calcium 600 IU Vitamin D3 — product analysis [Internet]. Tbilisi: Public Health Institute of Georgia; 2026 [cited 2026 Jun 24]. Available from: https://supplement.ge/products/os-cal-chewable-vitamin-d3-500-mg-calcium-600-iu-vitamin-d3-13623/
CC BY 4.0. Product data from NIH DSLD; safety analysis by SupplementIndex.
GP
Analyzed by SupplementIndex
PHIG · Editor-in-Chief: Prof. Giorgi Pkhakadze, MD, MPH, PhD
Product data sourced from the NIH Dietary Supplement Label Database (DSLD). Safety cross-referencing by SupplementIndex. This analysis is for informational purposes only. For corrections: info@accreditation.ge.
Publisher: PHIG