Do Pro Skaters really need supplements? Supplements are not a substitute for proper hydration, good nutrition and adequate sleep. However, as Rollerblading is very intense, prolonged exercise, you might find that your body will need support in regaining any lost nutrients. Rollerblading is a very demanding sport and can cause fatigue, pain and stress, so supporting your body’s nutrient levels can help to support your performance. I will lay out all the necessary supplements for you to excel in your rollerblading career.