The protein supplement market is worth billions of dollars; these supplements ar

The protein supplement market is worth billions of dollars; these supplements are popular amongst recreational and professional athletes alike. The most common type of protein supplement that is used is protein powder, which can usually be found in three forms: concentrate, isolate, and hydrosylate. In addition to these varieties, the protein itself can come from different of sources including plant- or animal-based options.
Please answer the questions below regarding the following two supplements- Make sure and explain/define your terms, like you are explaining to a person that need terms defined for them, to cite the references when appropriate, and don’t copy/paste without attribution:
Protein #1: Whey
https://www.healthline.com/nutrition/whey-protein-101
Where does whey protein come from (what food and what process)?
What other protein is present in the food from #1?
Is whey protein a complete or an incomplete protein? What does that mean?
Which amino acids are found in especially high amounts in whey?
List four ways that whey protein can promote building of muscle tissue.
Whey is a fast-acting protein, what does that mean? Is this an advantage or disadvantage for someone who is interested in muscle protein growth?
Protein #2: Casein
https://www.healthline.com/nutrition/casein-protein-is-highly-underrated https://www.precisionnutrition.com/whey-vs-casein
Which food is casein present in?
What other protein is present in the food from #1?
Is casein protein a complete or an incomplete protein? How/why is it complete/incomplete?
Which amino acid is found in higher amounts in casein? What does this amino acid do in terms of muscle protein synthesis? Please explain like I’m 5.
Casein is “slow acting” or “slow digesting”. What does that mean? Why would that be good or bad?