Whey and casein are both milk proteins but they have different profiles in their amino acids and their functions. Whey protein has been a huge leader in the protein world because of its protein quality, and marketing towards sport athletes, but whats the difference and what is best for you?
Advantages of Whey:
Digests faster than casein, thus gets to the muscle faster to start building muscle. Whey protein isolate is formulated so that you don't get the fat or the lactose you get from casein. Why is that great? well you get all the advantages of protein without the lactose and fat!
Advatages of Casein:
Casein has a source of high glutamine content, which out of the two casein contains the highest amounts of the amino acid glutamine, which can benefit bodybuilders and athletes by helping preserve muscle mass and aiding immune system function. Also glutamine is considered conditionally indispensable especially with exercises such as endurance training or long bouts of exercise, so taking a supplement without it, it may be crucial
to your training.Casein when taken before bedtime, it has a slow digestion rate which prevents catabolism while you sleep.
Although little eveidence proves this, casein has been thought to be more efficient because of its slow digestion rate.
So who is the king of Protein?
The answer is there is no superior protein. each protein has their own purpose and their own reasons to take them.
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