Calcium preparations should be noted that heavy metal content

Such as calcium lactate, calcium acetate, calcium gluconate, calcium citrate, calcium maleate, calcium and organic calcium salts. Such solubility product of calcium preparations than the first generation product is good, the gastrointestinal irritation is also smaller, but calcium is low, the use of more convenient. And to varying degrees, zinc lactate effects such as calcium lactate in the lactate fatigue easily to the human body, so should not be long-term use; gluconate does not apply to patients with diabetes; calcium acetate due to acute toxicity, lead to high blood pressure, soft tissue calcification, kidney stones and other side effects; activity of calcium too alkaline, irritating too, is not suitable for infants and young children and Lactic acid ; marine organisms or animal bones as raw shell from the processing of calcium preparations should be noted that heavy metals excessive and other issues, which should be for the development of children's special attention calcium foods, because children's brains, nerves and other tissues are particularly sensitive to heavy metal.