Strong evidencevitamin
Niacin for Afternoon Energy Crash
NAD+ precursor essential for glycolysis, TCA cycle, and oxidative phosphorylation, maintaining cellular energy throughout the day.
How strong is the research?
Strong evidence
Based on a randomised controlled trial (RCT) — the gold standard for establishing cause and effect.
Research source
SourceMartens CR et al. · Nature Communications 2018How much to take
100–500 mg
Niacinamide form avoids flushing. Sustained-release forms may cause liver stress at high doses.
When to take it
Best taken: with food