Overlooked Nutritional Deficiencies That Can Sabotage Brain Health
Sep 30, 2025 09:31AM
● By
Alora Frederick, RDN, LDN
Common nutrient deficiencies—B12, D, magnesium, iron—can harm memory, focus, mood, and brain performance. Correcting them and pairing caffeine with L-theanine boosts cognitive function.
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