How Much Water is Taken with One Scoop of Protein Protein shakes can be taken with milk or water. Having them with milk makes you feel full and sometimes makes you put on weight. Having them with water makes you feel lighter and is a better option. It also makes you develop lean muscles and shed weight, provided you are working out and exercising. How much water is needed for 1 scoop whey protein? This is a personal decision and each person has a different choice. Some people mix 1 scoop of protein with 200ml, or 300ml or even 400ml. It also depends on the following: Scoop Size: It differs from product to product. Some products have a scoop size of 30g, while others have 25g. They also ask people to add different scoops to their shakes. Protein Content: It is different for each product. Always find out the protein content in a scoop of powder. If it is too less, the rest of it might be fillers or carbs. So always find out before starting anything. Ingredients: The ingredients include the protein source, additive list, and other details. Read it carefully before buying a product. Protein is used to help with muscle growth and repair. Protein contains amino acids that help with muscle health. Since the market is filled with products, selecting the right protein supplement is confusing. It is always good to compare products before buying. Some things to keep in mind are protein source, protein content, etc. You can also check out: Mudit Goel's answer to Which is the best Indian whey protein supplement?