MuscleTech Stacked Pre
Go to Store| Serving Size: 1 Scoop (15 g) | ||
| Servings Per Container: 20 | ||
| Amount Per Serving | % DV * | |
| Calories | 10 | |
| Total Carbohydrate | <1g | <1% |
| Choline (as choline bitartrate, alpha-glyceryl phosphoryl choline) | 140mg | 25% |
| Sodium | 20mg | 1% |
| Beta-alanine | 3.2g | † |
| Betaine anhydrous | 2.5g | † |
| Tauring | 1.5g | † |
| Senactiv® (Panax notoginseng root extract and Rosa canina fruit extract) | 50mg | † |
| PumpHydroX® citrulline hydrochloride (HCl) | 2g | † |
| Betaine Nitrate (NO3-T®) | 1.5g | † |
| Supplying 35% nitrates | ||
| L-tyrosine | 1.5g | † |
| GenuisPure® alpha-glyceryl phosphoryl choline (A-GPC) | 285mg | † |
| Caffeine anhydrous | 250mg | † |
| Choline bitartrate | 195mg | † |
| VitaShure® sustained-release caffeine | 83mg | † |
| Supplying 50 mg of caffeine | ||
| Yohimbe extract (as Pausinystalia yohimbe) (bark) | 10mg | † |
| Standardized for 6% yohimbine | ||
| Huperzine A (as Huperzia serrata) (whole plant) | 10mcg | † |
|
* % Daily Value (DV) is based on a 2,000 calorie diet. Your daily values may be higher or lower based on your calorie needs.
† Daily Value (DV) not established. |
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Other Ingredients: Silicon Dioxide, Natural and Artificial Flavors, Sucralose, Spirulina Extract (color), Malic Acid, Beet Juice Powder (color), Sodium Citrate, Rebaudioside A (from Stevia Leaf Extract). Processed in a facility that processes milk, soy, eggs, peanuts, wheat, tree nuts, fish, crustacean shellfish and sesame ingredients. |
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| Serving Size: 1 Scoop (15 g) | ||
| Servings Per Container: 20 | ||
| Amount Per Serving | % DV * | |
| Calories | 10 | |
| Total Carbohydrate | <1g | <1% |
| Choline (as choline bitartrate, alpha-glyceryl phosphoryl choline) | 140mg | 25% |
| Sodium | 20mg | 1% |
| Beta-alanine | 3.2g | † |
| Betaine anhydrous | 2.5g | † |
| Tauring | 1.5g | † |
| Senactiv® (Panax notoginseng root extract and Rosa canina fruit extract) | 50mg | † |
| PumpHydroX® citrulline hydrochloride (HCl) | 2g | † |
| Betaine Nitrate (NO3-T®) | 1.5g | † |
| Supplying 35% nitrates | ||
| L-tyrosine | 1.5g | † |
| GenuisPure® alpha-glyceryl phosphoryl choline (A-GPC) | 285mg | † |
| Caffeine anhydrous | 250mg | † |
| Choline bitartrate | 195mg | † |
| VitaShure® sustained-release caffeine | 83mg | † |
| Supplying 50 mg of caffeine | ||
| Yohimbe extract (as Pausinystalia yohimbe) (bark) | 10mg | † |
| Standardized for 6% yohimbine | ||
| Huperzine A (as Huperzia serrata) (whole plant) | 10mcg | † |
|
* % Daily Value (DV) is based on a 2,000 calorie diet. Your daily values may be higher or lower based on your calorie needs.
† Daily Value (DV) not established. |
||
|
Other Ingredients: Silicon Dioxide, Natural and Artificial Flavors, Sucralose, Spirulina Extract (color), Malic Acid, Beet Juice Powder (color), Sodium Citrate, Rebaudioside A (from Stevia Leaf Extract). Processed in a facility that processes milk, soy, eggs, peanuts, wheat, tree nuts, fish, crustacean shellfish and sesame ingredients. |
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MuscleTech Stacked Pre
Go to StoreArticles on MuscleTech Stacked Pre:
-
Aug 12, 2025 
MuscleTech Stacked Pre: Workout Energy, Focus, & Power with New HydroNOx L-Citrulline HCl!
MuscleTech Stacked Pre delivers 300mg caffeine, HydroNOx citrulline, and yohimbe extract for maximum energy and pumps. High-intensity pre-workout supplement.
DOMINATE EVERY REP
Forget outdated mega-dosing. Stacked Pre is powered by HydroNOx Citrulline HCl, a next-gen breakthrough that delivers 2.9x the results with just 2 g—outperforming the typical 6 g doses of standard L-citrulline.¹
To enhance this pre-workout stack, we’ve added patented NO3-T, plus performance-calibrated energy and endurance matrices featuring VitaShure, GeniusPure and Senactiv—delivering a powerhouse sensory experience along with sustained energy, razor-sharp focus, and peak stamina. This isn’t just a pre-workout. This is the next evolution.
MASSIVE PUMPS
Supercharges blood flow for unmatched vascularity and pumps.¹
EXPLOSIVE ENERGY
Delivers sustained power to tackle the toughest challenges—without crashes.²
FASTER ABSORPTION
43% faster than L citrulline for superior nitric oxide production.¹
BETA-LEVEL PRECISION
Unrivaled ingredient stack for purity and potency in every dose.
¹In a clinical study, test subjects who consumed 2 g of HydroNOx experienced a 43% quicker conversion into arginine in the blood (60 min vs 105 min) and 1.6x peak arginine in the blood compared to 6 g of regular L-citrulline over a 3-hour measurement period (18.5 µM/g vs 11.5 µM/g). In the same study, test subjects experienced 2.9x the conversion rate of L-citrulline to arginine when ingesting 2 g of HydroNOx compared to 6 g of L-citrulline (0.67 vs 0.23). ▲
²The energy and sensory matrix, powered by caffeine, delivers extreme focus.▲




