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 | Sen i regeneracja | Sen i regeneracja |
| Evidence strength | Strong evidence | Strong evidence |
| Evidence Score | 5/5 | 4/5 |
| User rating | 4.6 (891) | 4.7 (85) |
| Typical dose | 0.5–3 mg, 30–60 minutes before bed (lower doses can be just as effective as higher ones) | — |
| Form | Immediate-release melatonin (falling asleep) or extended-release (staying asleep) | — |
| Average price | 10–25 zł za opakowanie 30–60 tabletek (1–2 miesiące) | — |
| Monthly cost | ok. 10–25 zł/miesiąc | — |
| Time to effects | Works quickly — a shorter time to fall asleep is often noticeable on the very first night of use, typically 30–60 minutes after taking it. | In the studies covered by the Trauer et al. meta-analysis, improvement was assessed after completing a CBT-I program, typically lasting 4 to 8 weeks of regular sessions, with effects sustained in long-term follow-up. |
| Who it's for | People with jet lag or working shift schedules | People with chronic difficulty falling asleep or staying asleep, persisting for at least three months |