Calcium
mineral Unit: mg
Calcium is the most abundant mineral in the body, with about 99% stored in bones and teeth. Beyond structural support, calcium is essential for muscle contraction, nerve transmission, and blood clotting. The RDA ranges from 1,000 mg per day for most adults to 1,200 mg for women over 50 and men over 70. Dairy products, fortified plant milks, and leafy greens are leading sources.
Reference Daily Intake · per 100g
USDA/NIH DRI · National Academies
Top 20 Foods by Calcium
See all 7742 foods →Reference Daily Intake
1000 mg
= 100% RDA
| # | Food | per 100g | % RDA |
|---|---|---|---|
| 1 | Straight Phosphate Baking Powder | 7364.0 mg | 736% |
| 2 | Double-Acting Baking Powder | 5876.0 mg | 588% |
| 3 | Low-Sodium Baking Powder | 4332.0 mg | 433% |
| 4 | Unsweetened Rennet Tablets | 3733.0 mg | 373% |
| 5 | Dried Basil | 2240.0 mg | 224% |
| 6 | Dried-Frozen Tofu (Koyadofu) | 2134.0 mg | 213% |
| 7 | Ground Savory | 2132.0 mg | 213% |
| 8 | Dried Acid Whey | 2054.0 mg | 205% |
| 9 | Dried Marjoram | 1990.0 mg | 199% |
| 10 | Dried Thyme | 1890.0 mg | 189% |
| 11 | Dried Dill Weed | 1784.0 mg | 178% |
| 12 | Celery Seed | 1767.0 mg | 177% |
| 13 | Ground Sage | 1652.0 mg | 165% |
| 14 | Dried Sisymbrium Seeds | 1633.0 mg | 163% |
| 15 | Dried Smelt | 1600.0 mg | 160% |
| 16 | Dried Oregano | 1597.0 mg | 160% |
| 17 | Dill Seed | 1516.0 mg | 152% |
| 18 | American Cheese Singles | 1498.0 mg | 150% |
| 19 | Mars Snickers Marathon Double Chocolate Nut Bar | 1495.0 mg | 150% |
| 20 | Dried Spearmint | 1488.0 mg | 149% |