Proof.Fit

Essential Amino Acids

19 benefits mapped to clinical evidence across supplements.

Benefit Evidence

Anabolism +MPS

Repair+healing -inflammation

+10% balance

13,290 people

Protein markers + stay

Glutamine/arginine: less catabolism

Leucine/EAA: more anabolism

10,653 people

Amino retention +15%

Lean mass +2.5kg

Muscle breakdown ↓

9,626 people

Muscle/anabolic: +612g

Bone/vascular: improved

Metabolic/AA: choline−30%

8,058 people

Leucine/EAA boost MPS +22%

Lean mass/strength gains

8,457 people

Immune markers + infections

T-cell support + less infection

Inflammation down, immunity up

8,201 people

AA uptake↑ / glucose↔

L-Arg/Leu metabolism↑

Liver fat↓ insulin↑

8,466 people
Strength
Strong

MPS/lean mass +

Strength/function +

3,517 people

Blood flow+performance

Muscle-sparing strength+mass

2,792 people

TRP↓ mood↓

TRP↑ mood↑

2,678 people

Fat loss/satiety + lipolysis

Weight gain/muscle preservation

2,540 people

Muscle soreness ↓13 mm

Muscle soreness ↓

2,185 people

Dryness/hydration ↓

Wrinkles/brightness ↑

1,360 people

Whey/AA ↑ satiety hormones

Trp/Phe ↓ intake 10-20%

799 people

Work/fatigue +19-22%

Dyspnea/walk +50m

Energy intake +793 kcal

1,085 people

Speed/attention +13-18s

Memory/executive +11-27%

1,073 people
Endurance
Moderate

Blood flow/endurance +14%

Fatigue/muscle loss -14%

645 people

Sleep quality ↑

+84 min sleep

+6.6% efficiency

708 people

Hair growth +1.01

Good tolerability

83 people