← All brands · data verified 2026-07-07
Irwin Naturals label-dose audit: 0 clinically dosed, 1 under clinical dose, 16 undisclosed — from NIH label data.
Irwin Naturals — Active-Male L-Arginine MAX3 + Horny Goat Weed120 mg
Irwin Naturals — Concentrated Maca Root and Ashwagandha100 mg
Irwin Naturals — Daily-Multi Testosterone Up675 mg
Irwin Naturals — L-Arginine + Horny Goat Weed120 mg
Irwin Naturals — Less-Stress Weight Support150 mg
Irwin Naturals — Libido-Max for Active Men100 mg
Irwin Naturals — Magnesium + Ashwagandha125 mg
Irwin Naturals — Optimum-Strength Testosterone UP PRO-GrowtH600 mg
Irwin Naturals — Power to Sleep PM 6 mg Melatonin150 mg
Irwin Naturals — Steel-Libido For Women234 mg
Irwin Naturals — Steel-Libido Peak Testosterone675 mg
Irwin Naturals — Steel-Libido Pink For Women62.5 mgIrwin Naturals — Stress-Defy Sleep PM120 mg
Irwin Naturals — Testosterone-Extra Fat Burner337.5 mg
Irwin Naturals — VO2 Max Performance Fat Burner300 mg
Irwin Naturals — Yohimbe-Plus Maximum Enhancement200 mg
Irwin Naturals — Triple-Boost Caffeine-Free Energy400 mg