Supplement stack checker
Most people only need a few basics. Answer a few questions to see which may suit you.
These tools give general estimates, not medical advice. If food, weight or exercise is causing you distress, a doctor or an organization such as NEDIC (Canada) or the National Alliance for Eating Disorders (US) can help.
How this works
We suggest only well-established basics that match your answers. This is general information, not medical advice, and supplements do not replace food, sleep or training.
Common questions
What supplements actually work?
Creatine monohydrate and caffeine have strong performance research. Protein powder, omega-3 and vitamin D can help fill specific gaps.
Are supplements safe with medication?
Not always. Check with your doctor or pharmacist if you take medication or manage a health condition.
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