Most nutritionists also suggest supplementing with vitamin C at a dosage of 500mg to 2, 000 mg each day, depending on how much you obtained from your diet.
大多数营养师还建议每天补充500mg至2000mg剂量的维生素C。 吸收量的多少取决于你的饮食。
Researchers found that each picomolar increase in blood vitamin B12 level was associated with a 2% reduction in the risk of Alzheimer's disease among the elderly.
研究人员发现，血中维生素B12水平的每皮摩尔增加与老年人中阿尔茨海默氏病风险2%的下降相关联。
The reaction mixture then undergo esterification and rearrangement reaction to prepare 1-chloro-2-methyl-4-(acetyloxy)-2-butene, which is a important intermediate of vitamin A.
反应混合物可以进一步酯化重排制备维生素A的中间体1-氯-2-甲基-4-乙酰氧基-2-丁烯。
Crab with rich nutrition, contain a variety of vitamins, vitamin a than other terrestrial and aquatic animals, vitamin B2 is 5-6 times of meat, fish, 6-10 times higher than 2-3 times more eggs.
螃蟹营养丰富，含有多种维生素，其中维生素a高于其它陆生及水生动物，维生素b2是肉类的5 -6倍，比鱼类高出6 - 10倍，比蛋类高出2 - 3倍。
Conclusions Vitamin K 2 May be used as a new medicine for treatment of osteoporosis.
结论维生素k有望作为治疗骨质疏松的新药物。
Conclusions Vitamin K 2 May be used as a new medicine for treatment of osteoporosis.
结论维生素k有望作为治疗骨质疏松的新药物。
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