In case you didn't know, insulin plays a crucial in muscle growth by helping prevent muscle breakdown and driving amino acids into muscle cells. (fitnessandpower.com)
That is, it's very good at preventing muscle breakdown, which means you will recover faster from your workouts and experience less muscle soreness. (legionathletics.com)
The combination of fast - acting whey and slow - release casein found in milk prevent muscle breakdown, particularly during fasting windows, which is why it tends to be used overnight. (womenshealthandfitness.com.au)