Library
Substance Index
Every substance gets a structured profile: mechanism, dose range, half-life, evidence grade, safety score, and per-jurisdiction legal status.
All (11)adaptogenamino-acidblendcholinergicherbneuroprotectivepeptideracetamresearch_chemicalstimulantvitamin
| Substance | Category | Dose range | T½ | Evidence | Safety | Legal (US) |
|---|---|---|---|---|---|---|
| Adrafinil | stimulant | 300–1200mg | 1h | EVIDENCEB | ●●●○○ | USUnscheduled |
| Amphetamine (Adderall)Adderall · Mydayis | stimulant | 5–30mg | 10h | EVIDENCEA | ●●○○○ | USSchedule II |
| ArmodafinilNuvigil · Waklert | stimulant | 75–150mg | 15h | EVIDENCEA | ●●●○○ | USSchedule IV |
| Caffeine1,3,7-trimethylxanthine · Guaranine | stimulant | 50–400mg | 5h | EVIDENCEA | ●●●●○ | USOTC |
| Dynamine (Methylliberine)Methylliberine | stimulant | 100–200mg | 4h | EVIDENCEC | ●●●●○ | USOTC |
| MethylphenidateRitalin · Concerta | stimulant | 5–40mg | 3h | EVIDENCEA | ●●●○○ | USSchedule II |
| ModafinilProvigil · Modalert | stimulant | 100–200mg | 14h | EVIDENCEA | ●●●○○ | USSchedule IV |
| Nicotine | stimulant | 1–4mg | 2h | EVIDENCEA | ●●○○○ | USOTC |
| Sulbutiamine | stimulant | 200–600mg | 5h | EVIDENCEB | ●●●●○ | USUnscheduled |
| Theacrine1,3,7,9-tetramethyluric acid · TeaCrine | stimulant | 100–300mg | 17h | EVIDENCEB | ●●●●○ | USOTC |
| Yohimbine | stimulant | 2.5–10mg | 0.5h | EVIDENCEB | ●●○○○ | USOTC |