Calcium and Magnesium have a moderate interaction. See interaction data, 5-regional dosage standards (FDA/EFSA/TGA/CNS/MHLW), and expert recommendations.
Calcium to magnesium ratio should be around 2:1 for optimal absorption.
Recommendation: Check your calcium:magnesium ratio.
Calcium to magnesium ratio should be around 2:1 for optimal absorption.
Tip: Check your calcium:magnesium ratio.
| Standard | calcium | magnesium |
|---|---|---|
| US (FDA) | 1000 / 2500 mg (RDA/UL) | 420 / 350 mg (RDA/UL) |
| EU (EFSA) | 1000 / 2500 mg (RDA/UL) | 420 / 350 mg (RDA/UL) |
| AU (TGA) | 1000 / 2500 mg (RDA/UL) | 420 / 350 mg (RDA/UL) |
| CN (CNS) | 800 / 2000 mg (RDA/UL) | 330 / 350 mg (RDA/UL) |
| JP (MHLW) | 800 / 2300 mg (RDA/UL) | 340 / 350 mg (RDA/UL) |
Values shown as RDA (Recommended Dietary Allowance) / UL (Tolerable Upper Intake Level). Sources: NIH, FDA, EFSA, FSANZ, CNS, MHLW.
Use caution. Calcium to magnesium ratio should be around 2:1 for optimal absorption. Check your calcium:magnesium ratio.
Check your calcium:magnesium ratio. The severity of this interaction is considered low. If you have concerns, consult your healthcare provider.
This page only checks one pair. Use NutriAudit to check your full supplement stack for interactions, duplicates, and safe dosages.
Not medical advice. Always consult a qualified healthcare professional for personal medical decisions.