Your pre-workout meal is just as important as your post-workout meal. You need to make sure you fuel your body before your workouts. Training fasted is not optimal for muscle gains. Without adequate fuel your workouts will not be as productive or intense as they should be.
Definition of vitamin for English Language Learners. : 1  a natural substance that is usually found in foods and that helps your body to be healthy. : 2  a pill containing vitamins.
Vitamins are organic compounds that are needed in small quantities to sustain life. Most vitamins need to come from food. This is because the human body either does not produce enough of them, or it does not produce any at all. Each organism has different vitamin requirements. For example, humans need to consume vitamin C, or ascorbic acid, but dogs do not.