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Table 2 Plasma Lactate, Glucose, Osmolality and Electrolyte Response to Exercise

From: Examination of the efficacy of acute L-alanyl-L-glutamine ingestion during hydration stress in endurance exercise

Variable T2 T3 T4 T5
  Time Point     
Lactate (mmol·L-1) DHY 1.9 ± 0.6 1.9 ± 0.6 2.0 ± 0.6 1.7 ± 0.6
  RHY 1.8 ± 0.5 2.1 ± 0.4 2.0 ± 0.5 2.1 ± 0.4
  IP* 11.1 ± 2.3 11.9 ± 2.2 9.9 ± 4.2 11.7 ± 2.2
Glucose (mmol·L-1) BL 5.8 ± 1.2 5.8 ± 1.2 5.8 ± 1.2 5.8 ± 1.2
  DHY 6.5 ± 1.8 6.4 ± 1.1 6.4 ± 1.4 5.7 ± 1.2
  RHY 5.9 ± 1.7 6.2 ± 1.1 6.4 ± 0.9 5.6 ± 1.2
  IP* 6.9 ± 1.6 8.6 ± 1.5 8.4 ± 1.9 7.4 ± 2.6
Osmolality (mOsm) BL 295 ± 4 295 ± 4 295 ± 4 295 ± 4
  DHY 298 ± 5 298 ± 5 296 ± 4 298 ± 6
  RHY 298 ± 6 293 ± 5 292 ± 4 294 ± 4
  IP# 308 ± 5 299 ± 4 302 ± 5 303 ± 7
Potassium (mmol·L-1) BL 4.1 ± 0.4 4.1 ± 0.4 4.1 ± 0.4 4.1 ± 0.4
  DHY 4.2 ± 0.9 4.0 ± 0.3 4.1 ± 0.3 4.0 ± 0.3
  RHY 4.1 ± 0.2 4.3 ± 0.3 4.3 ± 0.6 4.1 ± 0.4
  IP* 4.5 ± 0.7 4.5 ± 0.5 4.4 ± 0.4 4.5 ± 0.6
Sodium (mmol·L-1) BL 139.4 ± 1.1 139.4 ± 1.1 139.4 ± 1.1 139.4 ± 1.1
  DHY* 141.7 ± 1.1 141.3 ± 1.6 141.1 ± 2.5 141.2 ± 1.4
  RHY 141.5 ± 1.5@ 139.6 ± 1.9 138.7 ± 1.9 138.7 ± 1.6
  IP# 144.0 ± 2.2@ 140.6 ± 1.8 140.7 ± 2.0 140.2 ± 1.3
  1. * = Significant main effect compared to all other time points. # = Significant main effect compared to BL and RHY. @ = significantly different than T3 - T5. BL = baseline; DHY = dehydration; RHY = rehydration; IP = immediate post-exercise.