Do brain supplements work?

The category is too broad for a single yes-or-no answer. Products differ in ingredients, amounts, combinations, intended uses and populations. The useful question is whether credible evidence supports a specific formula or ingredient for a specific outcome—and whether that evidence applies to the product and person being considered.

Evidence ladder

1. General biological plausibility
2. Ingredient-level research
3. Human research using relevant doses and outcomes
4. Research on the finished formulation
5. Independent replication and real-world safety monitoring

Use this framework when reading our Neuro Serge review.