Comparison
Ashwagandha vs Rhodiola Rosea
Ashwagandha
Indian ginseng (Withania somnifera) — premier adaptogen for stress, anxiety, sleep, and testosterone in men.
Rhodiola Rosea
Arctic adaptogen used since Vikings for stamina under stress. Modulates cortisol and supports catecholamine balance.
| Field | Ashwagandha | Rhodiola Rosea |
|---|---|---|
| Category | adaptogen | adaptogen |
| Dose range | 300–600mg | 200–400mg |
| Half-life | 6h | 4h |
| Onset | — | — |
| Evidence | EVIDENCEA | EVIDENCEA |
| Safety | ●●●●● | ●●●●● |
| Legal (US) | USOTC | USOTC |
| PubMed refs | 650 | 460 |
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