L-Tyrosine and Improved Cutaneous Vasoconstriction

• Oral L-Tyrosine Supplementation Improves Core Temperature Maintenance in Older Adults.

  • 2019-10-11
  • RCT
  • Medicine and science in sports and exercise 52(4)
  • • James A Lang
    • Alex C Krajek
    • Kelsey S Schwartz
    • Joel E Rand

  • PubMed: 31609301
  • DOI: 10.1249/mss.0000000000002188

  2 Insights on

  • Improved Cutaneous Vasoconstriction

  • High evidence
  • Mixed

  Oral tyrosine ingestion augmented the cutaneous VC response to cooling in older adults (placebo, 14.4 ± 2.0; tyrosine, 32.7% ± 1.7% ΔCVCBASELINE; P < 0.05).

  Effect

  Beneficial

  Effect size

  Moderate

  Significant

  Yes

  Dose

  150 mg/kg