Gaspari Nutrition takes sports nutrition to the highest level with SizeOn® - The Ultimate Hybrid Intra-Workout Amino Acid & Creatine Formula. The original SizeOn became known as the “King of Creatines” and by utilizing the latest advances in clinical research, this award winning formula is better than ever!
SizeOn® contains high quality whey protein hydrolysate, which is clinically proven to absorb even faster than free-form amino acids. SizeOn® also boasts a premium creatine formula, high-performance carbohydrates, a high dose of L-Leucine (4 g), and many more anabolic-promoting ingredients.