Table 1.
Dietary calcium recommended intakes by life stage and region
| Region/organization | Recommendation | Infants | Children | Adolescent males | Adolescent females | Men | Women | Men 50+ | Women 50+ | Pregnancy | Lactation |
|---|---|---|---|---|---|---|---|---|---|---|---|
| United States/Canada (IOM) 5 | EAR (mg/day) | – | 500−800 | 1100 | 1100 | 800 | 800 | 800 | 1000 | No change | No change |
| Europe (EFSA) 6 | AR (mg/day) | – | 390−680 | 960 | 960 | 860−750 | 860−750 | 750 | 750 | No change | No change |
| United Kingdom (SACN) 95 | EAR (mg/day) | 400 | 275−425 | 750 | 625 | 525 | 525 | 525 | 525 | No change | +550 |
| India 7 | EAR (mg/day) | 300 (AI) | 400−650 | 800 | 800 | 800 | 800 | 800 | 1000 | No change | 1000 |
| Southeast Asia 96 | RDA (mg/day) | 300−400 | 500−700 | 1000 | 1000 | 700 | 700 | 1000 | 1000 | 1000 | 1000 |
| Taiwan 97 | DRI (mg/day) | – | – | – | – | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 |
| Mexico 98 | mg/day | – | – | 1200 | 1200 | 800 | 800 | 800 | 800 | 1200 | 1200 |
| South Africa 99 | mg/day | – | – | 1000 | 1000 | 1000 | 1000 | 1000 | – | – | – |
| FAO/WHO 100 | EAR (mg/day) | 240−300 | 440 | 1040 | 1040 | 840 | 840 | 840 | 840 | 940 | 1040 |
AI, adequate intake; AR, average requirement; DRI, dietary reference intake; EAR, estimated average requirement; EFSA, European Food Safety Authority; FAO/WHO, Food and Agriculture Organization/World Health Organization; IOM, Institute of Medicine; RDA, recommended dietary allowance; SACN, Scientific Advisory Committee on Nutrition.