What vitamin am I lacking if I'm always sick?: A Guide to Immune-Supporting Nutrients
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5 min read
According to the NIH, deficiencies in key nutrients like vitamins A, C, D, and zinc can significantly impair immune function. If you find yourself constantly battling illness and are wondering **What vitamin am I lacking if I'm always sick?**, the answer often lies in your body's nutritional status, which is key to maintaining a robust defense system.
