Comparison

AMP Explosive Energy Metabolizer and Amplified Muscle Igniter 4X Fruit Punch

AMP Explosive Energy Metabolizer (GNC Pro Performance AMP) lists 12 distinct ingredients and Amplified Muscle Igniter 4X Fruit Punch (GNC Pro Performance) 14 (rows of one ingredient counted once); 11 are on both labels. On the site's similarity measure, which compares ingredient lists (1 for the same list, rarer ingredients counting for more; amounts are not part of it), the two formulas score 0.80.

Amount per serving (and % of the Daily Value)
IngredientAMP Explosive Energy MetabolizerAmplified Muscle Igniter 4X Fruit Punch
Vitamin C120 mg (133%)120 mg (133%)
Vitamin B62 mg (118%)2 mg (118%)
Niacin20 mg (125%)40 mg (250%)
Pantothenic Acid (Vitamin B5)10 mg (200%)10 mg (200%)
Ginger500 mgnot disclosed
Grape1 mgnot disclosed
Schisandra100 mgnot disclosed
Guarana422 mgnot disclosed
Mate500 mgnot disclosed
Black Tea100 mgnot disclosed
Dill5 mgnot disclosed
Carbohydrate5 g
Sugar0 g
Caffeine200 mg
L-Carnitine25 mg

Amounts are per serving as DSLD gives them: AMP Explosive Energy Metabolizer, 2 orange caplets; Amplified Muscle Igniter 4X Fruit Punch, 6 g. Current labels entered December 2016 and February 2013. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own