Brain fog in men: The best vitamins for brain fog and memory and the supplements that actually make sense
Dr. Jonathan Pierce, PhD: Clinical Psychologist & Neuroscience Specialist
Jan 20, 2026 · 12 min read
The most evidence-based vitamins for brain fog and memory in men are B12 (often alongside folate and B6) to correct deficiency and reduce homocysteine, plus vitamin D when status is low, because these pathways support brain energy metabolism, neurotransmitter function, and immune-driven inflammation control. Here’s how to tell when “brain fog” is a fixable signal ...