Comparison
Modafinil vs Forskolin (Coleus forskohlii)
Modafinil
A eugeroic — a wakefulness-promoting compound — originally developed for narcolepsy. The most-studied prescription cognitive enhancer outside of ADHD treatment. Produces 12–15 hour windows of sustained alertness without the euphoria, abuse potential, or cardiovascular load of amphetamines. Prescription-only in nearly every jurisdiction.
Forskolin (Coleus forskohlii)
Diterpene from Coleus forskohlii root. Direct cAMP elevation via adenylyl cyclase activation. Studied for body composition and cognitive function.
| Field | Modafinil | Forskolin (Coleus forskohlii) |
|---|---|---|
| Category | stimulant | stimulant |
| Dose range | 100–200mg | 250–500mg |
| Half-life | 14h | — |
| Onset | 45min | — |
| Evidence | EVIDENCEA | EVIDENCEB |
| Safety | ●●●○○ | ●●●○○ |
| Legal (US) | USSchedule IV | USOTC |
| PubMed refs | 3200 | 600 |
The comparison in plain English
Auto-generated from dataModafinil and Forskolin (Coleus forskohlii) are both in the stimulant category respectively. Modafinil A eugeroic — a wakefulness-promoting compound — originally developed for narcolepsy. Forskolin (Coleus forskohlii) Diterpene from Coleus forskohlii root.
Bottom line
Modafinil (evidence A, safety 3/5) has a weaker evidence base than Forskolin (Coleus forskohlii) (evidence B, safety 3/5). Modafinil has the slightly cleaner safety profile. For users new to either, the higher-evidence option is the safer first try.
Choose Modafinil if
Modafinil is the better fit when your goal aligns with its mechanism (Inhibits dopamine reuptake via the dopamine transporter (DAT), increasing extracellular dopamine in the prefrontal cortex) and the dose range (100–200mg) suits your protocol. Half-life is 14h.
Choose Forskolin (Coleus forskohlii) if
Forskolin (Coleus forskohlii) is the better fit when your goal aligns with its mechanism (Directly activates adenylyl cyclase, increasing intracellular cAMP) and the dose range (250–500mg) suits your protocol. Half-life is —h.