Targeted amino acid blend supports muscle growth and lean gains for strength athletes
Branched chain and essential amino acids help stimulate muscle protein synthesis for better results
Advanced hydration formula replenishes electrolytes lost during workouts to maintain performance
Faster recovery between sessions allows for harder, more consistent training
Gummy bear flavor ensures a pleasant and easy-to-drink experience
Summarized by Shop
Key 3 - BCAAs • EAAs • Hydration Three essentials. One unstoppable formula.
GTR Key 3 is built around the three profiles your body needs most to perform, recover, and grow: BCAAs, EAAs, and advanced hydration. Whether you're training for the stage, the gym, or life, this is your daily key to turning goals into reality.
Every scoop deliv
Form
Powder
Recommended Use
Mix 1 scoop with 12-24 oz water before, during, and after workout
Flavor
Gummy bear
Intended for
Adults
Category
Amino acids supplement
Summarized by Shop
5.0
8 ratings
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I look forward to my key3 every single day, training or not!! It tastes sooo good!
C
Catherine · April 3, 2026
Key 3 tastes amazing and refreshing, mixes perfectly, and boosts my recovery.
L
Lynnis · March 7, 2026
SO good! Tastes like smarties candy to me. Huge fan of all GTR supps products. High quality, great taste, Veteran owned 🇺🇸