← All brands · data verified 2026-07-07

Irwin Naturals

Irwin Naturals label-dose audit: 0 clinically dosed, 1 under clinical dose, 16 undisclosed — from NIH label data.

0 clinically dosed1 underdosed16 undisclosed

Ashwagandha (16)

Irwin Naturals — Active-Male L-Arginine MAX3 + Horny Goat Weed120 mgIrwin Naturals — Concentrated Maca Root and Ashwagandha100 mgIrwin Naturals — Daily-Multi Testosterone Up675 mgIrwin Naturals — L-Arginine + Horny Goat Weed120 mgIrwin Naturals — Less-Stress Weight Support150 mgIrwin Naturals — Libido-Max for Active Men100 mgIrwin Naturals — Magnesium + Ashwagandha125 mgIrwin Naturals — Optimum-Strength Testosterone UP PRO-GrowtH600 mgIrwin Naturals — Power to Sleep PM 6 mg Melatonin150 mgIrwin Naturals — Steel-Libido For Women234 mgIrwin Naturals — Steel-Libido Peak Testosterone675 mgIrwin Naturals — Steel-Libido Pink For Women62.5 mgIrwin Naturals — Stress-Defy Sleep PM120 mgIrwin Naturals — Testosterone-Extra Fat Burner337.5 mgIrwin Naturals — VO2 Max Performance Fat Burner300 mgIrwin Naturals — Yohimbe-Plus Maximum Enhancement200 mg

Creatine (1)

Irwin Naturals — Triple-Boost Caffeine-Free Energy400 mg

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