Nootropic
Mucuna pruriens
Also known as: Velvet bean, Kapikachhu, Mucuna Pruriens Extract, Mucuna pruriens seed extract
Mucuna pruriens is a tropical plant containing L-DOPA (levodopa), a precursor to dopamine that may support mood, motivation, and motor function. Evidence for cognitive and physical performance benefits exists but is moderate and primarily derived from animal studies and small human trials.
Last reviewed June 2026 · Evidence graded from peer-reviewed research, not editorial opinion. Educational only — not medical advice.
Every Mucuna pruriens product we have scored
| # | Product | Score | Per serving |
|---|---|---|---|
| 1 | Onnit Alpha BRAIN Black Label (80 ct) | 87 A | $6.25 |
| 2 | Nootropics Depot Eurycomax Capsules | 86 A- | $2.17 |
| 3 | Nutricost Mucuna Pruriens Capsules | 86 A- | $0.32 |
| 4 | BulkSupplements Mucuna Pruriens Extract Capsules | 85 A- | $0.03 |
| 5 | Nutricost Testosterone Complex Capsules | 84 A- | $0.57 |
Scored on dose accuracy, form, label transparency and third-party testing. Per-serving cost is list price divided by servings per container. No brand pays to be listed or ranked.
Common questions
How much Mucuna pruriens should I take?
The typical range is 100-500 mg L-DOPA content. Cycle to prevent tolerance
When should I take Mucuna pruriens?
Morning. Empty stomach for L-DOPA uptake.
Which form of Mucuna pruriens is best?
Standardized extract — 15-20% L-DOPA. Other forms in the catalog: Whole bean powder, Powder extract, Capsule, Tablet.
Is Mucuna pruriens safe?
Commonly reported: Nausea, Headache, Insomnia. Serious warnings: Dopamine dysregulation. Safe
Which Mucuna pruriens supplement scores highest?
Onnit Alpha BRAIN Black Label (80 ct), at 87/100. Scored on dose accuracy, form, label transparency and third-party testing — no brand pays to be listed or ranked.
Primary uses
- Dopamine support
- Mood
- Motivation
- Testosterone
- Motor function
- Fertility support
- Cognitive function
How it works
- Contains natural L-DOPA
- Dopamine precursor
- Prolactin modulation
Dosage
- Typical range
- 100-500 mg L-DOPA content
- Timing
- Morning
- With food
- Empty stomach for L-DOPA uptake
- Duration
- Cycle to prevent tolerance
- Special populations
- Low dopamine, motivation
Forms
- Standardized extract
- Whole bean powder
- Powder extract· 70/100
- Capsule· 70/100
- Tablet· 70/100
Safety
Common side effects
- Nausea
- Headache
- Insomnia
Contraindications
- Parkinson's (without supervision)
- Psychosis
Products containing Mucuna pruriens
Top-scoring supplements in our catalog that list Mucuna pruriens on the label. Each product is graded on Formulate's ingredient-level rubric — dose accuracy, form, transparency, and third-party testing.
Evidence notes
Natural L-DOPA source
Grade B: Some human trials support key claims; further confirmation needed.
Related in Nootropic
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Medical disclaimer. This page is educational and does not replace advice from a qualified healthcare provider. Individual needs and risks vary — consult a professional before starting, stopping, or combining supplements, especially if you are pregnant or nursing, taking medication, or managing a health condition.