What is a vegan to do when the pounds are piling on? The best way to achieve effective vegan lose weight is to eat wisely. Learn to measure out portions correctly and make sure that you get enough fruits, vegetables, and whole grains. Exercise for at least 30 to 60 minutes every day and drink plenty of water.Of course, this is easier said than done for a lot of people. Vegan weight loss is just as difficult to achieve as any other type of weight loss, and we all know how challenging that can be. If you need some extra help, or if you can only thrive under a strict program that tells you what to eat and when, there are some vegan weight loss options available for you.