

Amplified N.O. Loaded Blue Raspberry
GNC Pro Performance AMP Advanced Muscle Performance
Overview
GNC Amplified N.O. Loaded aims to provide a comprehensive pre-workout experience with a wide array of ingredients targeting nitric oxide production, strength, energy, and muscle support. However, its effectiveness is severely hampered by the pervasive use of proprietary blends, which obscure the actual dosages of individual active ingredients. While the product includes scientifically-backed components like L-Arginine, L-Citrulline Malate, Beta-Alanine, Betaine, and various B-vitamins, it is impossible to confirm if they are present at clinically effective levels. The high caffeine dose (400mg) will undoubtedly provide a noticeable stimulant effect, masking potential underdosing of other performance ingredients.
The Good
High Caffeine for Energy and Focus: The substantial 400mg caffeine dose is likely to provide a strong energy kick, improved focus, and delayed fatigue during workouts.
Comprehensive B-Vitamin Complex: Includes a full spectrum of B-vitamins (Thiamine, Riboflavin, Niacin, B6, Folic Acid, B12, Biotin, Pantothenic Acid) which are vital for energy metabolism and overall cellular function.
Includes Nitric Oxide Precursors: Contains L-Arginine and L-Citrulline Malate, which are known to support nitric oxide production and enhance blood flow, potentially leading to better 'pumps' and nutrient delivery.
The Bad
Proprietary Blends Mask Dosages: The use of multiple proprietary blends (Tri-Mg Accelerator, N.O. Charge Blend, Creatine Matrix Blend, EFAM) prevents consumers from knowing the specific amounts of each active ingredient, making it impossible to ascertain effective dosing.
Underdosed Key Ingredients within Blends: While the total amounts for the blends are given, many key ingredients within them (Betaine, Beta-Alanine, BCAAs, Arginine, Citrulline Malate, various Creatine forms, L-Carnitine) are likely present at suboptimal doses given the blend totals and the number of components.
Creatine Blend Efficacy Concerns: The Creatine Matrix Blend contains forms like Dicreatine Malate, Creatine Ethyl Ester HCl, Guanidinoacetate, and Creatine AKG, which lack the robust scientific evidence and proven efficacy of creatine monohydrate. Creatine Ethyl Ester HCl in particular is known for its poor stability and conversion to creatinine.
Is it for you?
Best For: Athletes, fitness enthusiasts, individuals seeking enhanced workout performance
Skip If: Pregnant, nursing, have heart conditions, or taking blood-thinning medication without consulting a doctor
Ingredients Analysis
Thiamine
0.75 mgRiboflavin
0.85 mgNiacin
10 mgVitamin B6
1 mgFolic Acid
200 mcgVitamin B12
3 mcgBiotin
150 mcgPantothenic Acid
5 mgCalcium
1300 mgPhosphorus
1000 mgPotassium
60 mgTri-Mg Accelerator
3.8 gN.O. Charge Blend
3.5 gEfam
850 mgHow to Use
Mix with water and consume before your workout. Follow label instructions for serving size.
As per workout schedule
Pre-workout
Before exercise
Who Should Use This
Best For:
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