proof.fit

Weight Gain

Appetite and healthy mass, when the goal is more rather than less. 4 research benefits mapped to clinical evidence.

Top supplements for this goal

Potassium

Evidence for nutrition source

3197 studies

Erythropoiesis-Stimulating Agents

Evidence for nutrition source

2185 studies

Vitamin B9

Evidence for nutrition source

2758 studies

Folic Acid

Evidence for nutrition source

2745 studies

Whey Protein

Evidence for protein source, nutrition source, muscle growth

1986 studies

Multivitamin

Evidence for nutrition source

450 studies

Vitamin B12

Evidence for nutrition source

951 studies

Aspartate

Evidence for nutrition source, muscle growth

4034 studies

Essential Amino Acids

Evidence for muscle growth

2629 studies

Casein

Evidence for protein source, nutrition source, muscle growth

1056 studies

Branched-Chain Amino Acids

Evidence for protein source, muscle growth

2844 studies

L-Serine

Evidence for protein source

737 studies

Recent studies

Feasibility of whey protein powder supplementation in patients who are neurocritically ill: A post hoc analysis of a pilot randomized controlled trialWhey Protein ยท 116 participants ยท PubMed2026Factors Influencing the Efficacy of Low-Dose Spironolactone in Adults with Chronic Kidney Disease and Type 2 Diabetes: A post hoc AnalysisPotassium ยท 55 participants ยท PubMed2026Consistency of Blood Pressure Response to Potassium-Enriched Salt in the China Salt Substitute StudyPotassium ยท 608 participants ยท PubMed2026Preliminary clinical study on the synergistic effects of prebiotics and ฮฒ-hydroxy-ฮฒ-methylbutyrate in improving muscle function and intestinal barrier function in elderly patients with sarcopeniaHMB ยท 78 participants ยท PubMed2026Impact of Mutational Landscape and Burden on RBC Transfusion Response in Patients With Lower-Risk Myelodysplastic Syndromes (LR-MDS) in the COMMANDS StudyErythropoiesis-Stimulating Agents ยท 350 participants ยท PubMed2026

Benefits behind it

Appetite stimulation

4 supplements20 studies

Muscle growth

24 supplements428 studies

Nutrition source

35 supplements1568 studies

Protein source

11 supplements225 studies