Brand Review · 2026
USN Supplements
We score 4 USN products across 4 categories, rating each on how closely its active doses match the evidence-based clinical reference for its category — never on brand reputation or marketing.
Their strongest pick on our scoring is Muscle Fuel Anabolic (Post-Workout, scoring 94/100).
4
Products
81
Avg score
94
Best score
All USN products
Ranked by The Lifting Lab Effectiveness Match score.
How USN is scored
Each product earns an Effectiveness Match score (0–100) measuring how closely its active ingredient doses match the evidence-based clinical reference for its category. Proprietary blends and amino-spiked formulas are penalised because they hide the real dose. We are independent — scores are never influenced by brands or affiliate deals.
Informational only — not medical advice. Buy links are affiliate links; we may earn a commission at no extra cost to you. This never affects scoring.