Calcium & Magnesium Citrate Powder with Vitamin D3
This product is generally safe
- Magnesium: 400mg is 1.1× the Tolerable Upper Intake Level (350mg)
- 67% of ingredients have research evidence
What the Evidence Says
AI-generated · Qwen 3.6 · methodologyCalcium and magnesium citrates are supported by strong evidence for maintaining bone density and muscle function. Vitamin D3 facilitates the absorption of these minerals to support skeletal health. Research indicates these ingredients are generally safe and effective when taken within recommended dosages.
AI-generated summary based on research evidence. Not medical advice.
Safety Alerts
Magnesium: 400mg is 1.1× the Tolerable Upper Intake Level (350mg)
Product Label
Label Data
Supplement Facts — Evidence Check
Other Ingredients
Label Claims — Verification
Product Information
Directions for Use
Suggested Usage: Mix 1 1/2 level teaspoons of powder into at least 8 oz. of cold water or clear liquid. Add powder slowly while stirring. Take once daily with a meal. Pure calcium and magnesium citrate powders can increase the temperature of liquids upon contact; therefore, the recommended serving must be mixed into at least 8 oz. of cold liquid to neutralize this reaction prior to ingestion.
Warnings & Precautions
Caution: This product must be dissolved into at least 8 oz. of cold water or clear liquid before consuming. Do not breathe powder and avoid contact with skin, eyes, and clothing. For adults only.
Consult physician if pregnant/nursing, taking medication, or have a medical condition.
Keep out of reach of children.
Not manufactured with wheat, gluten, soy, milk, egg, fish or shellfish ingredients. Produced in a GMP facility that processes other ingredients containing these allergens.
Formulation Notes
NOW Calcium & Magnesium Citrate Powder with Vitamin D3 is an optimal bone structure support formula designed by NOW's certified nutritionists. It contains key nutrients that play essential roles in bone metabolism. The citrate forms of Calcium and Magnesium are highly absorbable and support not only strong bones and teeth but muscle and nerve function as well. Vitamin D3 is included to complement Calcium and Magnesium and its role in the maintenance of mineral homeostasis and bone structure.
Non-GMO
Triangle K
Not manufactured with wheat, gluten, soy, milk, egg, fish or shellfish ingredients
NOW Calcium Citrate and Magnesium Citrate are fully reacted mineral supplements.
Additional Information
Supports bone health 1:1 mineral ratio Enhanced mixability
Non-GMO
Triangle K
Minerals Family owned since 1968.
Natural color variation may occur in this product. This product is sold by weight not volume.
Store in a cool, dry place after opening.
GMP Quality Assured
Product Details
Research Evidence
Similar Products
This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.