1 Product identity
Ingredient risk
Contains restricted ingredients
Calcium Citrate with 500 mg of Calcium
BrandKirkland Signature→Multi-Vitamin and Mineral (MVM) Tablet or Pill 23 ingredients 1 banned 4 caution DSLD #19021Net contents: 300 Tablet(s)
Target: Adults and Children 4 years and above
DSLD entry: 2013-04-25
2 Ingredients (23)
IngredientGroupSafety
CelluloseCellulose—
HypromelloseHypromellose—
GelatinGelatin—
Ingredient amounts require the full DSLD label. View full label at NIH DSLD →
⛔ Contains an ingredient banned in ≥1 country
Titanium Dioxide 🇫🇷 🇪🇺 — France banned TiO₂ in food from January 2020, first EU country.
⚠️ 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]
Vitamin B6 — Sensory neuropathy from chronic high-dose B6 (>200 mg/day) — presents as numbness, ataxia. Can be irreversible. Often self-prescribed by patients…
Magnesium — Severe deficiency (<0.50 mmol/L) causes secondary hypocalcemia and hypokalemia that will not correct until magnesium is repleted first [1].
Zinc — Chronic zinc >40 mg/day without copper causes copper deficiency: anemia, neutropenia, myeloneuropathy [1].
3 Safety cross-reference
Vitamin D — Use with Caution
⚠ Hypercalcemia at >10,000 IU/day
⚠ Vascular calcification risk
Vitamin B6 — Use with Caution
Calcium — Conditionally Safe
⚠ Cardiovascular risk debated >1,000 mg/day
⚠ Kidney stones
Magnesium — Use with Caution
⚠ Diarrhea (especially oxide)
⚠ Accumulates in renal impairment
Zinc — Use with Caution
⚠ Copper deficiency at >40 mg/day
⚠ Nausea, metallic taste
Copper — Conditionally Safe
⚠ Hepatotoxicity at high doses
Manganese — Conditionally Safe
⚠ Neurotoxicity with chronic excess
Boron — Conditionally Safe
⚠ Reproductive toxicity in animals
Sodium — Limited Evidence
⚠ Hypertension
⚠ Fluid retention
Titanium Dioxide — Banned in ≥1 country
⚠ EFSA: can no longer be considered safe as food additive (2021)
⚠ Genotoxicity concern (nanoparticles)
Silicon — Generally Safe
⚠ Very low toxicity
4 Label claims
• Nutrient
• All Other
• Approved Health
• Structure/Function
5 Data source
DSLD ID19021
Full labelView at NIH DSLD →
SourceOffice of Dietary Supplements, NIH
Market statusOn market
Entry date2013-04-25
6 More from Kirkland Signature
View Kirkland Signature Safety Scorecard → 18 products
B12 5000 mcg Cherry FlavorC 250 mg TangerineCalcium 600 mgCalcium 600 mg + D3Calcium 600 mg with Vitamin D3Chewable C 500 mg Tangy Orange Taste7 Cite this page
Vancouver
Pkhakadze G. Calcium Citrate with 500 mg of Calcium — product analysis [Internet]. Tbilisi: Public Health Institute of Georgia; 2026 [cited 2026 Aug 25]. Available from: https://supplement.ge/products/dsld-19021/
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
Publisher: PHIG