← All brands · data verified 2026-07-18

GNC Pro Performance AMP Advanced Muscle Performance

GNC Pro Performance AMP Advanced Muscle Performance label-dose audit: 0 clinically dosed, 0 under clinical dose, 5 undisclosed — from NIH label data.

0 clinically dosed0 underdosed5 undisclosed

Citrulline (2)

GNC Pro Performance AMP Advanced Muscle Performance — Amplified N.O. Loaded Blue Raspberry— · blendGNC Pro Performance AMP Advanced Muscle Performance — Amplified N.O. Loaded Fruit Punch— · blend

Creatine (3)

GNC Pro Performance AMP Advanced Muscle Performance — Amplified N.O. Loaded Blue Raspberry— · blendGNC Pro Performance AMP Advanced Muscle Performance — Amplified N.O. Loaded Fruit Punch— · blendGNC Pro Performance AMP Advanced Muscle Performance — Amplified Wheybolic Extreme 60 Fruit Punch—

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