L-Arginine and Reduced Salivary Alpha-Amylase Activity

• Effect of Combined Ingestion of L-Theanine and L-Arginine for Short-Term Psychological Stress in Young Adults: A Randomized Placebo-Controlled Study.

  • 2022-12-31
  • RCT
  • Journal of nutritional science and vitaminology 68(6)
  • • Daisuke Furushima
    • Ibuki Sugiyama
    • Yuzuki Nomura
    • Keiko Unno
    • Hiroshi Yamada

  • PubMed: 36596553
  • DOI: 10.3177/jnsv.68.540

  2 Insights on

  • Reduced Salivary Alpha-Amylase Activity

  • High evidence
  • Adults

  However, the difference between theanine/arginine and theanine groups, was not statistically significant (p=0.74).

  Effect

  Neutral

  Effect size

  Small

  Significant

  No

  Dose

  50 mg