Proof.Fit

Vitality

66 supplements analyzed and ranked by clinical evidence.

Supplements66

Supplement Evidence

Main Effects
Iron

Hb/ferritin ↑

Anemia ↓ 47%

Iron usage ↓

Strong
302216
Iodine

Iodine status +

Goitre/survival impact

Vitality -5%

Strong
160217
Fish Oil

Mood swings, EPA/DHA +

Strength, function +

Strong
290520
Beta-Carotene

Vitamin A, anemia, memory

Maternal mortality βˆ’49%

Carotenoids, survival, pain

Strong
80713
Carnitine

Fatigue/QoL ↑

Muscle/survival ↑

Strong
47518
Vitamin C

Energy, mood +vitality

Mood, fatigue +18

Strong
151318
Vitamin A

Hb/retinol ↑

Anemia ↓

Growth/fatigue ↑

Strong
130714
Acetyl-L-Carnitine

Cognition/mood +

Pain/fatigue/function +

Strong
9017
Alpha-Lipoic Acid

Vitality: pain/function/QoL

Vitality: antioxidants/metabolic

Vitality: sperm/vision gains

Strong
21217
Collagen

Bone/metabolic ↑

Strength/healing ↑

Moderate
295114
Danshen

Vitality +20.9

Fatigue ↓

LVEF/DBP improved

Moderate
12117
Vitamin B6

Liver enzymes/fatty liver -42%

B6/PLP, performance/weight

Moderate
54417
Curcumin

Brain/mood + memory

+0.5 ES

Physical function + strength

Moderate
36418
Vitamin B1

Fatigue/endurance ↑

+26% endurance

Exercise lactate/NH3 ↓

Moderate
26717
Spirulina

Metabolic health: βˆ’1.43% HbA1c

Weight/lipid gains: βˆ’41 mg/dL TC

Immune/growth: +9 pp walking

Moderate
5518
Isoleucine

BCAAs, growth

BCAAs, survival

Moderate
8613
NADH

Fatigue, +responder

Recovery, +3-4 days

Moderate
15716
Rhodiola Rosea

Fatigue/attention ↑

+VO2max, recovery

Moderate
3715
Beta-Glucans

Glucose/appetite↓

Infections/survival↑

Moderate
16818
Tribulus Terrestris

Sexual function + testosterone

PSA/liver enzymes slightly up

Moderate
239
Green Tea Extract

Energy use/fat burn +3%

Vitality/health improved

Moderate
24417
Policosanol

Cardiovascular recovery +87.5%

Lipids/claudication better

Moderate
6512
Glycerol

Ammonia/HE ↓

Performance/rehydration ↑

Moderate
3045
S-Adenosyl Methionine

Homocysteine/SAM balance

Liver outcomes & survival

Moderate
8214
Cordyceps

Kidney protection, fewer infections

Fat loss, muscle gain

Moderate
216
Panax Ginseng

ED, satisfaction ↑

Fatigue/stress ↓

Antioxidants/mitochondria ↑

Moderate
21518
Alanine

Alanine ↓/↑ energy

Performance/fatigue +20%

Moderate
302818
Reishi

Fatigue/QoL +38.7%

Fitness/vitality boost

Moderate
1511
Sage

Fatigue/immune +

Fitness +4.1

Moderate
52116
Astaxanthin

Antioxidant + fertility

+pregnancy, -ROS

Exercise performance + metabolism

Moderate
5617
L-Citrulline

Heart function +9 mmHg

Vascular function +20%

Lean mass +0.5 kg

Moderate
11711
Hawthorn

Exercise +38.9s

Symptoms/QoL improved

Workload up, AEs↓

Moderate
16016
Cocoa Extract

Testosterone/strength +20–48%

Sexual function +73–122%

Moderate
407
Ecklonia Cava

Body fat↓, cholesterol↓

Post-meal glucose↓

Urine metabolites shift

Moderate
36
Urolithin A

Endurance +VO2max, +5–10%

Strength/biomarkers +12%; CRP down

Moderate
1517
Terminalia Arjuna

Pump function +LVEF

Fatigue/lipids/BP ↓

Moderate
3315
Chlorogenic Acid

Energy/mood + alertness

Frontal oxygenation / fatigue

Weak
4616
Idebenone

Cognition + sustained

Respiration +6.27%p

Weak
2411
Ubiquinol

Heart function +7-8%

Inflammation/blood counts improved

Weak
3115
Beef Liver

Higher Se, gene shifts

Less vitamins, fatter carcasses

Weak
4511
Propolis

HbA1c βˆ’1%; insulin/IR

Energy intake/QoL improved

Strength recovery faster

Weak
9516
Citrulline

Heart function +20%

TB recovery +weight gain

Women lean mass +1.7kg

Weak
23013
Goji Berry

+testosterone, sperm quality

+energy, sleep, GI regularity

Weak
1917
Gamboge

Antioxidants +18%

Inflammation markers down

Weak
2710
Black Currant

Endurance +23%; +8%

Vascular +1.1%

Mobility +12.3%

Weak
5113
Niacin

Recurrent MI ↓

15-year mortality ↓14%

Weak
30813
Bee Venom

Pain +1.1; function +3.1

VAS improved; 82% vs 62%

Weak
2413
Sesamin

Fatigue recovery, -PCOOH

LDL antioxidant resistance

Weak
78
Oat Straw

+ADFI, +G:F

↓E. coli

Weak
13
D-Ribose

Vitality/health +

EF/BNP/bioenergetics +

Weak
2075
Ribose

Heart filling/QoL +50

Skin barrier/aging

NAD+/glucose +10-28%

Weak
2067
Blueberry Extract

Memory +0.055

BP -7 mmHg

Weak
610
Black Ginger

Pain/function ↑; QoL ↑

Week 4–8

Weak
86
Black Walnut

Sleep quality, latency

6-SMT up

Weak
8515
Licorice

Weight/BMI ↓6.2

Glucose/lipids ↓

Weak
7815
Siberian Ginseng

Desire,satisfaction ↑

Total function no change

Weak
2111
Wild Yam

Muscle size/quality ↑

HbA1c ↓

Weak
1111
Ellagic Acid

Mood ↓, BDNF ↑

Inflammation ↓, serotonin ↑

Weak
2515
Maca

Erection, wellbeing +1.6

Psychological/physical/social +9,+7

Weak
194
Echinacea

Properdin +21%

Vitality scores improved

Weak
5413
Jujube

Fatigue ↓

Sleep/mood ↑

Weak
1813
Vitamin B5

B-vitamins up; appetite +weight

Convalescent strength +appetite

Weak
708
Rosemary

Epigenetic age ↓3.14y

Methyl-adaptogens ↑; MF +8.1

Weak
7715
Beta-Sitosterol

Weight gain +2.8 kg

Lymphocytes up; no culture change

Weak
6711
GlyNAC

GSH restored, oxidative stress↓

Mitochondria improved

Weak
16
Mucuna Pruriens

Motor benefit; +50%

Longer ON; +70 min

Weak
19