Nuun Hydration | 14,507 followers on LinkedIn. Hydrating the masses since 2004. | Would you like to be part of a growing, vibrant, values-led active lifestyle company? If so, Nuun Hydration is a great place for you. Nuun is a fast-growing company that is on a mission to inspire a healthier, happier, more active lifestyle so that everyone can achieve life's next personal best.