Research suggests that compared to other proteins, whey is most effective for repairing exercise-induced muscle damage. Whey contains essential amino acids—important for muscle protein synthesis. It’s also rapidly absorbed, so consuming it post-training is an excellent way to recharge muscles.

	All-Pro Science Complete 100% Grass- Fed Whey Protein	EAS 100% Whey Protein	GNC Pro Performance 100% Whey Protein	Cytosport Complete Whey	Labrada ProV60
Flavors	French Vanilla, Bavarian Chocolate, Strawberry Crème, Banana Crème	Vanilla, Strawberry, Chocolate	Vanilla, Chocolate, Banana Crème, Strawberry	Vanilla Bean, Cocoa Bean, Cookie N’ Crème	Vanilla Ice Cream, Chocolate Ice Cream, Strawberry Ice Cream, Banana Créme
Price	$60 / 2-lb container	$50 / 5-lb container	$33 / 2-lb container	$40 / 2-lb container	$70 / 3.5-lb container
Calories	130	130	120	90	158
Carbs	3g	3g	4g	1g	6g
Protein	23g	23g	20g	18g	30g
Fat	2g	2.5g	2g	1.5g	1.5g
Benefits	Developed by Atlanta Falcons TE Tony Gonzalez; formulated with 100% grass-fed protein and free of artificial flavors	High-quality protein, NSF-Certified (i.e., free of banned substances)	Easy-to-mix formula packs Branch Chained Amino Acids needed for muscle growth	Rich in glutamine—a non-essential amino acid produced by the body in small amounts—to help recover after workout induced stress	Low carb, low sugar formula feeds muscles with a combo of slow- and quick-digesting proteins
Website	allproscience.com	eas.com	gnc.com	cytosport.com	labrada.com

Related link:
Watch a video with San Diego Chargers nutrition consultant Karen Freeman about the use of protein powder in your daily diet.