![The Most Common Nutrient Deficiency in the Elderly](https://i.ytimg.com/vi/z5zv8bvbBEc/sddefault.jpg)
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nutrient deficiencies nutrient deficiency vitamin deficiency top nutritional deficiency elders elderly people nutrient deficiency in elders vitamin d deficiency vitamin b1 deficiency deficiency potassium deficiency magnesium deficiency sodium deficiency zinc deficiency older adults signs of vitamin deficieny nutritional deficiency symptoms deficient nutrient deficiency dr berg dr berg eric berg