Compare Supplements

Side-by-side comparison of 2 supplements

Alc7.0

Acetyl-L-Carnitine

High safety

Mcp6.0

Mucuna Pruriens

Moderate safety

Evidence

Evidence Score7/10

Studies: 49

Meta-analyses: 15

Evidence Score6/10

Studies: 32

Meta-analyses: 0

Outcome Grades

Fertility supportB

Support moodC

Fertility supportC

Support moodC

A-F grade per outcome, combining overall evidence with goal-specific relevance. A = strong evidence; F = insufficient. Hover a badge for details.

Pooled effect-size head-to-headBeta

Direct side-by-side from the meta-analysis. Each row is an outcome where ≥2 of your selected supplements have pooled data. Best effect per row highlighted.

Outcome	Acetyl-L-Carnitine	Mucuna Pruriens
Fertility support — Sperm Concentration + better · M/mL	+27.9 weak · CI ∋ 0	+83.3best weak

Click an outcome to see the full ranked table on the goal page.

Dosage & timing

Dosage:

2000mg

Best Time:

Morning · with food (preferred)

Can take on empty stomach

Form:

ALCAR powder or capsules

Dosage:

500mg standardized extract (15-20% L-DOPA)

Best Time:

Between meals

Can take on empty stomach

Form:

Standardized extract (15-20% L-DOPA)

What you'll notice

💡 Mental Claritypositive

1-4 weeks

🧠 Improved Memorypositive

4-12 weeks

😊 Mood Supportpositive

2-4 weeks

😊 Mood & Motivationpositive

1-4 weeks

💪 Reproductive Healthpositive

8-12 weeks

📉 Tolerance Developmenttrade-off

4-8 weeks

Safety

High safety

Contraindications:

Seizure disorders (may lower seizure threshold)
Hypothyroidism (may affect thyroid hormone)

Drug Interactions:

Thyroid medications
Acenocoumarol / warfarin
Anticonvulsants

Side Effects:

GI upsetRestlessness/insomniaFishy body odor (high doses)

Moderate safety

Contraindications:

Parkinson's disease medications (without medical supervision)
Psychosis or schizophrenia
Active or history of melanoma (L-DOPA is a melanin precursor; levodopa is contraindicated)

Drug Interactions: