Nutrition and Supplies for the Endurance Athlete

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Amino Acids

Amino acids are the building blocks of protein as well as the construction material of your body's muscles and vital organs. During exercise, branched-chain amino acids (Leucine, Isoleucine and Valine) are a critical source of energy for muscle exertion.

Displaying products 1 - 30 of 48 results	Show:	Sort:

Elemental Performance - Endurance Element RunJunk: $59.95 Elemental Performance - Endurance Element 30 Servings	Elemental Performance - Energy Element RunJunk: $34.95 Elemental Performance - Energy Element 30 Servings	Elemental Performance - Power Element RunJunk: $34.95 Elemental Performance - Power Element 30 Servings
Amino Vital 7500 ER Retail Price: $64.99 RunJunk: $44.95 You Save: $20.04 (31 %) Amino Vital 7500 ER - 20 Servings	Amino Vital Conditioning Caps Retail Price: $29.99 RunJunk: $21.95 You Save: $8.04 (27 %) Amino Vital Conditioning Caps - 90 Caplets	Amino Vital Endurance - 20 Servings Retail Price: $39.99 RunJunk: $25.95 You Save: $14.04 (35 %) Amino Vital Endurance - Amino Acid Recovery & Energy
Amino Vital Endurance - 5 Packs/Box Retail Price: $15.00 RunJunk: $12.95 You Save: $2.05 (14 %) Amino Vital Endurance - Amino Acid Recovery & Energy	Amino Vital Fast Charge - 15 x 3 Caps Retail Price: $29.99 RunJunk: $18.95 You Save: $11.04 (37 %) Amino Vital Fast Charge - 15 x 3 Caplet Pouches	Amino Vital Fast Charge - 30 Pack Retail Price: $39.99 RunJunk: $25.95 You Save: $14.04 (35 %) Amino Vital Fast Charge - 30 Pack
Amino Vital Focus Zone - 32 packets Retail Price: $47.92 RunJunk: $28.95 You Save: $18.97 (40 %) Amino Vital Focus Zone - 32 packets	Amino Vital Pro RTD - 12/20oz - Dated 10/09 Retail Price: $36.00 RunJunk: $26.95 You Save: $9.05 (25 %) Amino Vital Pro RTD - 12/20oz Bottles	Amino Vital Sport Supplement Mix - 20 Servings Retail Price: $29.95 RunJunk: $18.95 You Save: $11.00 (37 %) Advanced Amino Acid Sports Supplement - Lemon Citrus
Amino Vital Sport Supplement Mix - 5 Servings Retail Price: $17.95 RunJunk: $7.95 You Save: $10.00 (56 %) Advanced Amino Acid Sports Supplement - Natural Lemon	Amino Vital Sport Supplement Mix PRO - 20 Servings Retail Price: $39.99 RunJunk: $24.95 You Save: $15.04 (38 %) Advanced Amino Acid Sports Supplement PRO - Grape	Chamino Nutrition - Amino Shooter w/ Creatine Retail Price: $39.99 RunJunk: $21.95 You Save: $18.04 (45 %) Chamino Nutrition - Amino Shooter w/ Creatine - Punch
Champion Nutrition Amino Shooter Core+ (Ignite *new name) Retail Price: $42.95 RunJunk: $23.95 You Save: $19.00 (44 %) Champion Nutrition Amino Shooter Core+ 18 Packets (Punch)	EAS Endurathon - 25 Servings Retail Price: $39.99 RunJunk: $28.95 You Save: $11.04 (28 %) EAS Endurathon - 25 Servings (Orange)	EAS Race Recovery Orange - 20 Servings Retail Price: $64.99 RunJunk: $46.95 You Save: $18.04 (28 %) EAS Race Recovery Orange - 20 Servings
EAS Race Recovery Orange - Near or Past Best by Date Retail Price: $64.99 RunJunk: $37.95 You Save: $27.04 (42 %) EAS Race Recovery Orange - Near or Past Best by Date	Elemental Performance - Endurance & Energy Stack (Save $10) Retail Price: $94.90 RunJunk: $84.90 You Save: $10.00 (11 %) Elemental Performance - Endurance & Energy Elements	Elemental Performance - Endurance & Power Stack (Save $10) Retail Price: $94.90 RunJunk: $84.90 You Save: $10.00 (11 %) Elemental Performance - Endurance & Power Elements
Elemental Performance - Energy & Power Stack (Save $5) Retail Price: $69.90 RunJunk: $64.90 You Save: $5.00 (7 %) Elemental Performance - Energy & Power Elements	Elemental Performance - Sample Pack Retail Price: $4.95 RunJunk: $3.95 You Save: $1.00 (20 %) Elemental Performance - Sample Pack - Power, Energy & Endurance Elements	Elemental Performance - Ultra Stack (Save $15) Retail Price: $129.85 RunJunk: $114.85 You Save: $15.00 (12 %) Elemental Performance - Ultra Stack - Power, Energy & Endurance Elements
First Endurance EFS Liquid Shot - 30oz Refill Jug RunJunk: $29.99 EFS Liquid Shot - 30oz Refill Jug - Vanilla	First Endurance EFS Liquid Shot - 6 Pack Flask RunJunk: $35.99 EFS Liquid Shot - 6 Pack Flask - Vanilla	First Endurance EFS Liquid Shot - Single Flask RunJunk: $5.99 EFS Liquid Shot - Single Flask - Vanilla
Kona Endurance Citrabeta Shot Retail Price: $39.95 RunJunk: $32.95 You Save: $7.00 (18 %) Kona Endurance Citrabeta Shot - 120 Caps	Kona Endurance Elite Sports Drink RunJunk: $33.95 Kona Endurance Elite Sports Drink - 32 Servings	Kona Endurance Pro Retail Price: $69.95 RunJunk: $57.95 You Save: $12.00 (17 %) Kona Endurance Pro - 120 Caps