II. Background

  1. Used by some athletes as ergonomic aid to boost performance

III. Efficacy

  1. Amino Acid Supplements do not boost endurance
    1. Abel (2005) Int J Sports Med 26:344-9 [PubMed]
  2. Amino Acid Supplements do not improve marathon Running times
    1. Colombani (1999) Eur J Nutr 38(6):263-70 [PubMed]
  3. Amino Acid Supplements do not increase strength
    1. Williams (2001) Br J Sports Med 35(2):109-13 [PubMed]

IV. Adverse Effects

  1. Diarrhea
  2. Abdominal cramping

V. Management

  1. Recommend adequate Dietary Protein intake
  2. See Athletic Nutrition

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