3-FMA, a Entactogen, Stimulants, and MDA, a Psychedelic, Entactogen, Stimulants, are frequently compared by users looking to understand their relative effects, dosage profiles, and safety considerations. 3-FMA is classified as a Entactogen, Stimulants while MDA is a Psychedelic, Entactogen, Stimulants, meaning they approach altered states through different pharmacological mechanisms. They share 7 documented effects in common, with 1 effects unique to 3-FMA and 74 unique to MDA. This side-by-side comparison covers dosage, duration, subjective effects, and safety to help you make informed decisions.
| Interaction |
| Caution |
| Level | 3-FMA | MDA |
|---|---|---|
| Threshold | 5 mg | 20 mg |
| Light | 10–20 mg | 40–60 mg |
| Common | 20–35 mg | 60–100 mg |
| Strong | 35–50 mg | 100–145 mg |
| Heavy | 50 mg | 145 mg |
3-FMA
MDA
Increased cardiovascular strain and neurotoxicity risk