As a meal replacement, diet shakes must offer all the nutrients ... make sure that the product you choose complies with regulations, which ensure that it contains all the important nutrients ...

A 500-calorie diet can be dangerous without a doctor ... usually to a maximum of 800 calories per day. VLCDs use meal replacements like drinks, shakes, and prepared food bars instead of meals ...

It’s also recommended to consult with a healthcare professional to determine the appropriate intake amount and ensure the shakes fit within your diet. When used properly, vegan meal replacement ...