3-FA, a Stimulants, and 3-FMA, a Entactogen, Stimulants, are frequently compared by users looking to understand their relative effects, dosage profiles, and safety considerations. 3-FA is classified as a Stimulants while 3-FMA is a Entactogen, Stimulants, meaning they approach altered states through different pharmacological mechanisms. They share 7 documented effects in common, with 5 effects unique to 3-FA and 1 unique to 3-FMA. This side-by-side comparison covers dosage, duration, subjective effects, and safety to help you make informed decisions.
| Caution |
| Level | 3-FA | 3-FMA |
|---|---|---|
| Threshold | 10 mg | 5 mg |
| Light | 20–30 mg | 10–20 mg |
| Common | 30–50 mg | 20–35 mg |
| Strong | 50–70 mg | 35–50 mg |
| Heavy | 70 mg | 50 mg |
3-FA
3-FMA
Increased cardiovascular strain and neurotoxicity risk
