How much Calcium should I take daily?

Introduction

Calcium intake is essential for maintaining healthy bones and plays a critical role in various physiological processes. Determining the optimal daily intake of calcium is important for preventing deficiencies and avoiding the risks associated with excessive consumption.

Key Insights from Research Papers

The Tolerable Upper Intake Level (UL) for calcium in adults, including pregnant and lactating women, is established at 2,500 mg/day, with no need for revision based on current evidence, indicating that this level is tolerated without adverse effects.
Dietary Reference Values for calcium suggest an Average Requirement (AR) of 750 mg/day and a Population Reference Intake (PRI) of 950 mg/day for adults aged 25 years and older, with variations for different age groups and physiological states.
A WHO expert panel recommends a daily calcium intake of 1,000 mg for adults, with adjustments for different age groups and physiological states, highlighting the need for a possible reappraisal of dietary calcium recommendations in different regions.
The Institute of Medicine recommends a daily calcium intake of 1,000 to 1,200 mg for adults to prevent osteoporosis and reduce fracture risk, despite average intakes being lower.
Consensus guidelines suggest varying calcium intake recommendations based on age and physiological status, ranging from 400 mg/day in infants to 1,500 mg/day for postmenopausal women not on estrogen therapy, emphasizing the importance of dietary sources and vitamin D for optimal absorption.
Elderly women often consume less than the recommended 1,500 mg/day of calcium, indicating a need for public education and potentially recommending calcium supplements with vitamin D for this demographic.
Calcium supplementation of 1,000-2,000 mg daily may be ineffective in preventing bone loss during early menopause, suggesting that other factors may also be important for bone health.

Conclusion

The recommended daily intake of calcium varies depending on age, gender, and physiological status, with general guidelines suggesting an intake of 750-950 mg/day for adults and higher amounts for specific groups such as postmenopausal women. While the upper limit for adults is set at 2,500 mg/day, average intakes are often lower, and supplementation may be necessary for certain populations, such as the elderly. It is also important to consider the role of vitamin D and other factors in calcium absorption and bone health.

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How much Calcium should I take daily?

Summary

Introduction

Key Insights from Research Papers

Conclusion

Sources and full results

Scientific opinion on the Tolerable Upper Intake Level of calcium.

The Tolerable Upper Intake Level for calcium for adults, including pregnant and lactating women, remains at 2,500 mg/day, with no evidence linking long-term calcium intake to increased risk of nephrolithiasis, cardiovascular disease, or prostate cancer.

Scientific opinion on Dietary Reference Values for calcium.

The Dietary Reference Values for calcium are 750 mg/day for adults 25 years, 950 mg/day for adults 25 years, and 280 mg/day for infants aged 7-11 months.

Dietary calcium intake - a critical reappraisal.

Daily calcium intake recommendations for adults should be 1000 mg per day, with adjustments for age groups and physiological states.

Increasing Calcium Intake Has Minimal Effects on Bone-Mineral Density and Fracture Risk

Increasing calcium intake has minimal effects on bone-mineral density and fracture risk, with the recommended daily intake of 1000 to 1200 mg being optimal for preventing osteoporosis and reducing fracture risk.

Optimal calcium intake. Sponsored by National Institutes of Health Continuing Medical Education.

Optimal calcium intake is 2,000 mg/day for most individuals, with adequate vitamin D and calcium-rich foods being the preferred sources.

Factors Determining Calcium Intake in Elderly Women of Appalachia

Elderly women in this study underachieved the recommended daily calcium intake of 1,500 mg, with higher intake observed in those who snacked daily, did not skip meals, drank milk, and ate yogurt.

Calcium supplementation and postmenopausal bone loss.

A daily calcium intake of 1000-2000 g is ineffective in preventing bone loss in early postmenopause.

Calcium supplements: do they help or harm?

Women should aim to meet calcium intake recommendations primarily through a calcium-rich diet and take supplements only if needed to reach the recommended daily allowance (RDA).

Supplementation with calcium + vitamin D enhances the beneficial effect of weight loss on plasma lipid and lipoprotein concentrations.

Consumption of calcium+vitamin D during a weight-loss intervention enhanced the beneficial effect of body weight loss on the lipid and lipoprotein profile in overweight or obese women with usual low daily calcium intake.

Lactose maldigestion is not an impediment to the intake of 1500 mg calcium daily as dairy products.

Lactose maldigestion symptoms do not significantly hinder the intake of a dairy-rich diet containing approximately 1500 mg calcium daily.

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