Ask bodybuilders the thing they consider to be the most critical energy building nutrients for the sport of theirs, and they will likely mention the top three: fats, carbohydrates, and protein. Furthermore, most will be surprised at the mention of supplements for bodybuilders which do not include these three nutrients.
And therein lies the problem. With all the marketing and advertising hype about the results of protein, fats, and carbohydrates on strength training plans, most bodybuilders ignore the truly essential vitamins without that they could not attain peak performance ranges.

Value of Vitamin Supplementation

Importance of Vitamin Supplementation
Even though it is true that bodybuilders require a good mixture of "the big three" in their diets, vitamins are as important for proper bodybuilding performance. Indeed, vitamins are liable for practically every facet of energy generation and muscle growth in our health.
And that is not all.
Based on health science and training experts Bob Lefavi and Timothy C. Fritz, "[w]ithout vitamins, muscle mass will decay, bone density would deteriorate and all components of the body would start to fail."

Supplements for Bodybuilders

Supplements for Bodybuilders
Although all vitamins are important, you can find certain ones that are important to bodybuilders. Furthermore, with respect to choosing which ones are essential to your bodybuilding efforts, Fritz and Lefavi suggest you contemplate these 4 questions:

Benefits of Water Soluble Vitamins for Bodybuilders

Important Water-Soluble Vitamins for exipure fact or fiction Bodybuilders

Additional Necessary Supplements

MultiVitamin Usage