Compare Supplements

Side-by-side comparison of 2 supplements

Fen7.5

Fenugreek

High safety

NR7.2

Nicotinamide Riboside

High safety

Evidence

Evidence Score7.5/10

Studies: 47

Meta-analyses: 19

Evidence Score7.2/10

Studies: 32

Meta-analyses: 5

Outcome Grades

Metabolic healthC

Reduce inflammationB

Boost daily energyC

Metabolic healthB

Reduce inflammationC

Boost daily energyB

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

Dosage & timing

Dosage:

800mg

Best Time:

With meals · with food

Take with food

Form:

Standardized extract (Testofen, Furosap)

Dosage:

500mg

Best Time:

Morning · with food (preferred)

Take with food

Form:

Nicotinamide Riboside Chloride capsules or powder

What you'll notice

❤️ Increased Libido60%

4-8 weeks

💪 Testosterone Support55%

8-12 weeks

🍁 Maple Syrup Body Odor40%

Within days

📈 Elevated Blood NAD+ Levels95%

1–2 weeks

⚡ Improved Energy & Reduced Fatigue55%

4–8 weeks

🧠 Cognitive Stability45%

8–16 weeks

Safety

High safety

Contraindications:

Pregnancy (may stimulate uterine contractions)
Hormone-sensitive conditions

Drug Interactions:

Diabetes medications
Blood thinners

Side Effects:

GI upsetMaple syrup smellDiarrhea

High safety

Contraindications:

Known hypersensitivity to nicotinamide riboside or niacin derivatives
Active cancer or cancer history: NAD+ elevation may theoretically support tumor cell metabolism (consult oncologist before use)
Severe hepatic impairment: high-dose NAD+ precursors may affect liver metabolism

Drug Interactions: