At a Glance
Dosage
insufflated
| Level | 2-FEA | 3-FEA |
|---|---|---|
| Threshold | 15 mg | 15 mg |
| Light | 20–30 mg | 20–35 mg |
| Common | 30–40 mg | 35–50 mg |
| Strong | 40–60 mg | 50–60 mg |
| Heavy | 60 mg | 60 mg |
Only in 3-FEA
oral
| Level | Dose |
|---|---|
| Threshold | 15 mg |
Duration
insufflated
2-FEA
insufflated
Total: 1 hrs – 2.5 hrsPeak
Offset
Afterglow
Onset5 min – 15 min
Come Up5 min – 10 min
Peak30 min – 1 hrs
Effects
Safety
Interaction: 2-FEA + 3-FEA
No direct interaction data available between these substances. This does not mean the combination is safe.
2-FEA — Dangerous Interactions
3-FEA — Dangerous Interactions
Frequently Asked Questions
What is the difference between 2-FEA and 3-FEA?
2-FEA is classified as a Entactogen, Stimulants (Substituted amphetamines) while 3-FEA is classified as a Entactogen, Stimulants (Amphetamine, Substituted amphetamines). They share 32 effects in common, with 24 effects unique to 2-FEA and 7 unique to 3-FEA.
Is it safe to combine 2-FEA and 3-FEA?
There is no direct interaction data available for combining 2-FEA and 3-FEA. This does not mean the combination is safe. Always exercise caution and research thoroughly.
Which is stronger, 2-FEA or 3-FEA?
At common doses via insufflated, 2-FEA is typically dosed at 30–40 mg while 3-FEA is dosed at 35–50 mg. However, "stronger" depends on context — potency, subjective intensity, and duration all factor in. These substances have different pharmacological profiles and comparing raw potency is not straightforward.