Calcium has a recommended daily allowance (RDA) of 1000mg and a safe upper limit (UL) of 2500mg per day. Exceeding the upper limit may cause adverse health effects. Use NutriAudit to check if your supplement stack keeps Calcium within safe limits.
| Region | Organization | RDA | Upper Limit (UL) | Unit |
|---|---|---|---|---|
| πΊπΈ United States | FDA | 1000 | 2500 | mg |
| πͺπΊ Europe | EFSA | 1000 | 2500 | mg |
| π¦πΊ Australia | TGA | 1000 | 2500 | mg |
| π¨π³ China | CNS | 800 | 2000 | mg |
| π―π΅ Japan | MHLW | 800 | 2300 | mg |
RDA = Recommended Daily Allowance (adequate intake for most adults). UL = Tolerable Upper Intake Level (maximum safe daily amount).
Calcium can inhibit iron absorption when taken together.
Take at least 2 hours apart.
High doses of calcium may reduce zinc absorption.
Consider taking at different times.
Calcium to magnesium ratio should be around 2:1 for optimal absorption.
Check your calcium:magnesium ratio.
Magnesium and calcium work together; ideal ratio is 1:2 (Mg:Ca).
Balance your magnesium and calcium intake.
The safe upper limit (UL) for Calcium is 2500mg per day according to FDA. Exceeding this amount regularly may increase the risk of adverse effects.
The RDA for Calcium is 1000mg per day for most adults. This amount is sufficient to meet the needs of 97-98% of healthy individuals.
Yes, Calcium has 4 known interactions with other supplements. Calcium can inhibit iron absorption when taken together.
Check if your supplement stack keeps Calcium within safe limits.
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