At a Glance
Dosage
oral
| Level | Caffeine | 3-FA |
|---|---|---|
| Threshold | 10 mg | 10 mg |
| Light | 20–50 mg | 20–30 mg |
| Common | 50–150 mg | 30–50 mg |
| Strong | 150–500 mg | 50–70 mg |
| Heavy | 500 mg | 70 mg |
Only in Caffeine
insufflated
| Level | Dose |
|---|---|
| Threshold | 2.5 mg |
Duration
oral
Caffeine
oral
Offset
Afterglow
Onset: 5 min – 10 minCome Up: 10 min – 1 hrsPeak: 1 hrs – 2 hrsOffset: 6 hrs – 10 hrsAfterglow: 2 hrs – 4 hrs
Total: 2 hrs – 5 hrs
3-FA
oral
Effects
Shared Effects6
Safety
Interaction: Caffeine + 3-FA
Uncertain
Caffeine — Dangerous Interactions
3-FA — Dangerous Interactions
Frequently Asked Questions
What is the difference between Caffeine and 3-FA?
Caffeine is classified as a Stimulants (Xanthines) while 3-FA is classified as a Stimulants (Amphetamine, Substituted amphetamines). They share 6 effects in common, with 24 effects unique to Caffeine and 2 unique to 3-FA.
Is it safe to combine Caffeine and 3-FA?
The interaction between Caffeine and 3-FA is classified as "Uncertain". Always research interactions thoroughly before combining any substances.
Which is stronger, Caffeine or 3-FA?
At common doses via oral, Caffeine is typically dosed at 50–150 mg while 3-FA is dosed at 30–50 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.