In conditions of growth or when calcium is low in the diet, a Vitamin D based calcium transport system is activated in the body that in effect increases calcium uptake.
This mechanism however can decline with age and menopause in women. Sodium and caffeine can also increase calcium loss while excessive zinc or magnesium (supplements) along with phytates and oxalates (spinach, rhubarb) can reduce absorption.
The boy in the photo is also very low in zinc, as can be seen by the white spots on his nails. He also undoubtedly has other nutritional insufficiencies.
Calcium RDI’s for Australia
Hartmut Michael Günther ABN: 58 845 464 564
Business address & Nutrition Medicine Clinic: Suite3, 214 Beardy Street, Armidale, NSW, 2350
Phone: 0439 54 7788 E-Mail: hart@toxno.com.au
Web: www.toxno.com.au
Graduate Diploma with distinction Nutrition Medicine, RMIT, Melbourne, Australia (completed 2010). Extensive research, clinical experience and writing in Nutrition. The involvement of nutrition in many common medical conditions and importantly, the design of effective intervention strategies to attenuate disease progression was gained. The Nutrition Medicine Course was at RMIT University in Melbourne in conjunction with the Australian College of Holistic Medicine (ACHM) in Brisbane. Studied under Professor Dr. Melvyn Sydney-Smith. His details and in-depth background on Nutrition Medicine can be found at www.nutritionmedicine.org
B.Sc. Hons Biochemistry, La Trobe University, Melbourne, Australia (completed 1978) A major in Genetics and Biochemistry, La Trobe University in Melbourne, followed by a Hons research year in biochemistry. Biochemistry forms the basis of understanding nutrition and human metabolism.
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