2 edition of Effect of caffeine and calcium intake on the bone mass of postmenopausal women. found in the catalog.
Effect of caffeine and calcium intake on the bone mass of postmenopausal women.
Written in English
|The Physical Object|
|Number of Pages||189|
was determined by quantitative bone ultrasound, and a prospective 7-d diet survey evaluated the intake of caffeine and nutrients involved in calcium metabolism. Women were stratiﬁed according to their caffeine, calcium, and vitamin D intakes and ratios of calcium to phosphorus and to protein. Ad-SOS. Sally Fallon Morell is the founding president of the Weston A. Price Foundation and founder of A Campaign for Real Milk. She is the author of the best-selling cookbook, Nourishing Traditions (with Mary G. Enig, PhD) and the Nourishing Traditions Book of Baby & Child Care (with Thomas S. Cowan, MD).
Heaney RP, Recker RR, Stegman MR, Moy AJ. Calcium absorption in women: Relationships to calcium intake, estrogen status, and age. J Bone Miner Res ; Heaney RP, Weaver CM, Fitzsimmons ML. Soybean phytate content: Effect on calcium absorption. Am J Clin Nutr ; Heaney RP. Bone mass, nutrition, and other lifestyle factors. The results of this cross-sectional study of bone density in postmenopausal women suggest that at least seven years of estrogen therapy is necessary for a persistent long-term effect on bone density.
• Adequate levels of calcium intake can maximize the positive effect of physical activity on bone health during the growth period of children (21). • Calcium supplementation has been shown to have a positive effect on bone mineral density in postmenopausal women (11). • Calcium and vitamin D supplementation. In women, the menopausal transition is characterized by acid-base imbalance, estrogen deficiency and rapid bone loss. Research into nutritional factors that influence bone health is therefore necessary. In this study, the relationship between nutrient patterns and nutrients important for bone health with bone mineral density (BMD) was explored.
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Among women with calcium intakes above the median ( mg/d), 1-y rates of bone change--adjusted for years since menopause, body mass index, physical activity, and baseline BMD--did not differ by caffeine intake.
However, among women consuming less calcium, those with the highest caffeine intakes (> mg/d) had significantly more bone loss Cited by: 1. J Nutr. Sep;(9) Caffeine, urinary calcium, calcium metabolism and bone. Massey LK(1), Whiting SJ. Author information: (1)Food Science and Human Nutrition, Washington State University, Spokane Oral doses of caffeine increase the urinary excretion of calcium, magnesium, sodium and chloride for at least 3 h after by: In controlled studies in early-postmenopausal women with a higher dietary calcium intake, supplementation with to mg of calcium daily retarded bone loss from the radius 4, 8, 9 and Cited by: Low calcium intake is clearly linked to skeletal fragility, and it is likely that a high caffeine intake is often a marker for a low calcium intake.
The negative effect of caffeine on calcium absorption is small enough to be fully offset by as little as 1–2 tablespoons of by: Dietary caffeine intake has been suggested as a risk factor for bone loss in postmenopausal women. We measured the bone density of both hips and the total body in healthy, postmenopausal women aged 55–70 y who had either never used hormone replacement therapy (HRT) or had used HRT for Cited by: Oral doses of caffeine increase the urinary excretion of calcium, magnesium, sodium and chloride for at least 3 h after consumption.
The hypercalciuric effect can be blocked by adenosine receptor. Among women with calcium intakes above the median ( mg/ d), 1-y rates of bone change—adjusted for years since menopause, body mass index, physical activity, and baseline BMD—did not differ by caffeine intake. However, among women consuming less calcium, those with the highest caffeine intakes (> mg/d) had significantly more bone loss.
Aside from postmenopausal estrogen deficiency, various factors have been suggested as risk factors for osteoporosis, including low calcium intake, low or high protein intake, and high phosphorus or caffeine intake Our study showed that a large percentage of women (%) consume less than mg/d of calcium and 92% have a protein intake.
Low calcium intake is clearly linked to skeletal fragility, and it is likely that a high caffeine intake is often a marker for a low calcium intake. The negative effect of caffeine on calcium. In the Iowa Women's Health Study, higher calcium intake from diet and/or supplements was associated with reduced ischemic heart disease mortality in postmenopausal women.
Conversely, in a cohort of older Swedish women, both total and dietary calcium intakes of 1, mg/day and higher were associated with higher rates of death from CVD and. Our objective was to examine the effect of nutritional intake and lifestyle factors on bone mass in postmenopausal Saudi women. A total of apparently healthy postmenopausal Saudi women were recruited from the Center of Excellence for Osteoporosis Research in Jeddah.
A questionnaire on lifestyle habits and dietary intake was administered to all participants. The analysis of data f healthy postmenopausal women randomized to receive a combination of calcium (1, mg/day) and vitamin D ( IU/day) or a placebo in the Women’s Health Initiative/Calcium-Vitamin D supplementation study (WHI/CaD study) initially reported no adverse effect on any cardiovascular endpoints with calcium (and.
In fact, a Cochrane review of 15 previous trials concluded that increased calcium intake alone has a modest effect on reducing rates of bone loss in postmenopausal women. Women who are not receiving hormone replacement therapy (HRT), not consuming adequate amounts of calcium and are inactive can lose % of their bone mass between years of age.
As a result, women have a 40% fracture risk over their lifetime, with over million fractures per year attributed to osteoporosis. Hip. trouble getting enough calcium: • Postmenopausal women because they experience greater bone loss and do not absorb calcium as well.
Sufficient calcium intake from food, and supplements if needed, can slow the rate of bone loss. • Women of childbearing age whose menstrual periods stop (amenorrhea) because they exercise heavily, eat too. Here are the facts: Osteoporosis and caffeine.
At high levels (more than milligrams/day), caffeine may increase calcium and magnesium loss in urine. Because peak bone mass is achieved between the ages of 25 and 35 and slowly declines thereafter, calcium supplementation is recommended for women of all ages who are unable to meet dietary calcium.
The impact of calcium and vitamin D intake on bone density and one-year fracture risk was assessed in 76, postmenopausal Caucasian women.
Adequate calcium with or without vitamin D significantly reduced the odds of osteoporosis but not the risk of fracture in these Caucasian women. Calcium and vitamin D intake may be important for bone health; however, studies have produced. Objective: Caffeine consumption has been proposed as a risk factor for bone loss in postmenopausal women.
Past epidemiologic studies on caffeine and bone have been confounded by covariates including cigarette and alcohol use, differing levels of physical activity and hormone replacement therapy. The purpose of the study was to use a longitudinal design to determine the. Calcium supplementation ( mg/d) failed to reduce bone loss in women who were less than 5 years postmenopause, but in women who had been postmenopausal for 6 years or more, bone loss was.
Caffeine intake increases the rate of bone loss in elderly women and interacts with vitamin D receptor genotypes. Am J Clin Nutr ; View abstract.Daily intake of mg of caffeine, equivalent to 4 cups ( mL) of coffee, or more may be associated with a modestly increased risk of osteoporotic fractures, especially in women with a low intake of calcium, as shown in a study on Swedish women aged 40 to 76 years.4) Also, in a cohort study, Men consuming 4 cups of coffee or more per day had.
Although high caffeine intake (greater than milligrams per day) does increase the amount of calcium excreted in the urine, and the risk for osteoporosis-related fractures was significant among women consuming 4 or more cups of coffee per day, this increase in risk was seen only in those with calcium intakes less than millligrams per day.