Sulbutiamine
Nootropic
Also known as: Arcalion
B
Grade B💊 400-600 mg daily🎯 4 primary uses🔗 1 synergy⚠️ Review warnings
Overview
Synthetic thiamine derivative crossing BBB. Reduces mental fatigue and may support mood.
Primary Uses
Mental fatigueMoodMemoryMotivation
Dosage
Typical range
400-600 mg daily
Timing
Morning
With food
Optional
Duration
Tolerance can develop
Special Populations
Mental fatigue, asthenia
Mechanism of Action
- • Crosses BBB unlike thiamine
- • Modulates dopamine transmission
- • Reduces asthenia (fatigue)
Evidence Quality
Evidence Grade B
Fat-soluble thiamine with CNS effects
Safety & Contraindications
Serious Warnings
- • None significant
Contraindications
- • None
Common Side Effects
- • Headache
- • Insomnia
- • Irritability
Pregnancy & Breastfeeding
Avoid
Liver & Kidney Notes
Safe
Interactions
💊 Medications
- • None significant
🧪 Supplements
- • Works alone
🍽️ Food & Alcohol
- • No interactions
Stacking & Synergies
Pairs Well With
Other nootropics
Avoid Combining With
None
Best Goal Synergies
FatigueMotivation
Buying Guide
What to Look For
- • Lab-tested
Standardization Markers
Sulbutiamine content
Adulteration risk
Low
Practical Notes
- • Tolerance develops - cycle
- • Good for mental fatigue
Tags
nootropicthiaminefatiguemood
Frequently Asked About Sulbutiamine
How much Sulbutiamine should I take?
The typical effective range is 400-600 mg daily. Individual needs vary based on age, body weight, diet, and goals — start at the lower end and adjust based on response. Always consult a healthcare provider before starting a new supplement.
When is the best time to take Sulbutiamine?
Morning. Consistency matters more than perfect timing — pick a daily anchor (e.g. with breakfast or before bed) and stick with it.
Should I take Sulbutiamine with food?
Optional.
Does Sulbutiamine interact with medications?
Yes — known interactions include None significant. If you take any prescription medication, talk to your doctor or pharmacist before starting Sulbutiamine.
What does Sulbutiamine pair well with?
Sulbutiamine stacks well with Other nootropics — these combinations either improve absorption or work synergistically toward common goals.
Who should not take Sulbutiamine?
Sulbutiamine should be avoided or used with caution by people with None. Pregnant or breastfeeding women should consult a healthcare provider before use.
What are the side effects of Sulbutiamine?
Most people tolerate Sulbutiamine well. The most commonly reported side effects are Headache, Insomnia, and Irritability. Side effects are usually dose-dependent — lowering the dose often resolves them.
Educational content based on published research and our scoring methodology. Not medical advice — consult a qualified healthcare provider before starting, stopping, or changing supplements, especially if you take medications, are pregnant, or have a medical condition.