Phenylalanine inward (A) and outward (B) transport averages during Rest, Early (1–2.5 h postingestion), Late (2.5–4 h postingestion), and Entire (1–4 h postingestion) periods for subjects given Whey (n = 8) and a Blend (n = 8) at 1 h postexercise. Values are means ± SE. †Effect of time, P < 0.05. *Different from rest, P < 0.05.