1 Product identity
Ingredient risk
3 ingredients to use with caution
2:1 Cal-Mag Citrate With Zinc And Vitamin D
BrandNature's Harmony→Other Combinations Tablet or Pill 16 ingredients 3 caution DSLD #21985Net contents: 100 Tablet(s)
Target: Adults and Children 4 years and above
DSLD entry: 2013-05-24
2 Ingredients (16)
IngredientGroupSafety
Corn StarchStarch—
GelatinGelatin—
HypromelloseHypromellose—
partially hydrogenated Soybean OilHydrogenated Soybean Oil—
Polyethylene GlycolPolyethylene glycol—
purified WaterWater—
Stearic AcidStearic Acid—
SucroseSucrose—
Ingredient amounts require the full DSLD label. View full label at NIH DSLD →
⚠️ Use with caution — restricted in some markets
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].
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
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
Vitamin D — Use with Caution
⚠ Hypercalcemia at >10,000 IU/day
⚠ Vascular calcification risk
Silicon — Generally Safe
⚠ Very low toxicity
Sodium — Limited Evidence
⚠ Hypertension
⚠ Fluid retention
Vitamin E — Conditionally Safe
⚠ Increased bleeding risk
⚠ All-cause mortality at >400 IU/day
4 Label claims
• Nutrient
• All Other
5 Data source
DSLD ID21985
Full labelView at NIH DSLD →
SourceOffice of Dietary Supplements, NIH
Market statusOn market
Entry date2013-05-24
6 More from Nature's Harmony
View Nature's Harmony Safety Scorecard → 83 products
5-HTP 50 mgAlfalfa Leaf 500 mgAlpha Lipoic Acid 600 mgApple Cider Vinegar With PeppermintAstragalus Root 500 mgBoron 3 mg7 Cite this page
Vancouver
Pkhakadze G. 2:1 Cal-Mag Citrate With Zinc And Vitamin D — product analysis [Internet]. Tbilisi: Public Health Institute of Georgia; 2026 [cited 2026 Jun 24]. Available from: https://supplement.ge/products/21-cal-mag-citrate-with-zinc-and-vitamin-d-21985/
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