Proof.Fit

Vitamin B3

16 benefits mapped to clinical evidence across supplements.

Benefit Evidence

Exercise +1.5 min

Blood flow/flow reserve

MACE -2.4%

13,833 people

Pigment/texture +MASI

Barrier/hydration -TEWL

4,386 people

Cognitive/neurologic improvement

Nerve protection, -2.65 TSS

2,815 people

Cognition/neurology improved

Ischemia reduced ~25%

NAD+ up, symptoms down

2,572 people

NAD+ boost; cell stress

Inflammation/oxidative stress reduced

Cancer/skin control improved

3,032 people

Cognitive recovery +14%

Stroke lesions -25%

Postop confusion -50%

1,659 people

NAD+ metabolism: +139%

Skin aging, wrinkles, spots

1,302 people

NAD+↑, fatigue↓

Exercise tolerance↑, fatigue↓

1,708 people
Blood sugar
Moderate

Early insulin +100%

Glucose iAUC -61%

Diabetes incidence -41%

438 people

UV immune protection

↓ IL-8, ↑NAD+

224 people

ALT/GGT down, fat no change

Responders +6.1%; GGT/ALP down

428 people

HDL +11–23 mg/dl

Cholesterol ↓ (lipids)

81 people

Stress system optimized

Stress resistance improved

266 people

Less arthritis impact, +29%

Better mobility, +4.5°

72 people

Phosphorus/PTH drop

Ca×P decline

60 people

↑ appetite, +weight

+B3, +B12,D

40 people