ETH-CAT, a Stimulants, and 3-FEA, a Entactogen, Stimulants, are frequently compared by users looking to understand their relative effects, dosage profiles, and safety considerations. ETH-CAT is classified as a Stimulants while 3-FEA is a Entactogen, Stimulants, meaning they approach altered states through different pharmacological mechanisms. They share 8 documented effects in common, with 3 effects unique to ETH-CAT and 31 unique to 3-FEA. This side-by-side comparison covers dosage, duration, subjective effects, and safety to help you make informed decisions.
| Effects | 11 documented | 39 documented |
| Level | ETH-CAT | 3-FEA |
|---|---|---|
| Threshold | 5 mg | 15 mg |
| Light | 15–35 mg | 20–35 mg |
| Common | 35–70 mg | 35–60 mg |
| Strong | 70–100 mg | 50–60 mg |
| Heavy | 100 mg | 60 mg |
| Level | ETH-CAT | 3-FEA |
|---|---|---|
| Threshold | 60 mg | 15 mg |
| Light | 100–150 mg | 20–35 mg |
| Common | 150–225 mg | 35–70 mg |
| Strong | 225–325 mg | 70–90 mg |
| Heavy | 325 mg | 90 mg |
ETH-CAT
3-FEA
ETH-CAT
3-FEA
No direct interaction data available between these substances. This does not mean the combination is safe.