Tool
Supplement comparison tool
Pick up to 4 knowledge base entries and compare their dosage, price, evidence strength and ratings side by side — you can save or share a link to your selection.
Add to comparison (2/4)
| Category | Nootropy i neurohacking | Nootropy i neurohacking |
| Evidence strength | Moderate evidence | Strong evidence |
| Evidence Score | 3/5 | 5/5 |
| User rating | 4.4 (89) | 4.7 (231) |
| Typical dose | 250–500 mg daily | 100–400 mg daily for most healthy adults (roughly 1–4 cups of coffee) |
| Form | Capsules or powder | Naturally in coffee, tea, cocoa; also as an isolated supplement in tablets |
| Average price | — | — |
| Monthly cost | — | — |
| Time to effects | An acute effect (attention, reaction speed) possible within hours of intake; the full effect of regular use develops after a few weeks. | Effect noticeable after 15–45 minutes of consumption, peak effect after about an hour. |
| Who it's for | People looking for mild support for concentration and reaction speed | People needing a short-term improvement in alertness and concentration |