87 In the index

Sulbutiamine SULB

A modified form of vitamin B1 designed to get into the brain more easily, approved as a prescription drug in some countries for persistent fatigue. Human studies support modest benefits for fatigue, with a generally good safety record at recommended doses.

Also known as Arcalion

Effects Focus Mood

Routes Oral

Legal status Unscheduled

WADA Not listed

Molecular Structure of C₃₂H₄₆N₈O₆S₂

Drag to rotate · scroll to zoom

PubChem has no 3D conformer for this molecule, so this is the flat structure.

Chemistry

Formula: C32H46N8O6S2
Molar mass: 702.9
CAS: 3286-46-2
PubChem CID: 3002120

Reported dosing

Limited data

What has been reported in the literature and by users. This is a record of what is done, not a recommendation.

Typical dose 400 mg

Reported range 200-600 mg/day

Route Oral

Frequency Once or twice daily

Duration Ongoing (supplement use), often cycled due to reported tolerance

A synthetic vitamin B1 derivative approved as a prescription drug in some countries (as Arcalion) for fatigue; sold as an unregulated nootropic supplement in the US.

Where this comes from European/international clinical studies; supplement-industry dosing

Human data for this compound is limited. Read the figures above as a record of reported use rather than established dosing.