A lightweight barrier-supporting booster designed to help calm, hydrate, and strengthen stressed skin without heaviness. Percent Science Cellinol-5 Booster helps support smoother, healthier-looking skin with a blend of hydrating ingredients and skin-conditioning actives that work to improve comfort, softness, and resilience over time. The silky texture layers effortlessly into any skincare routine, making it ideal for dehydrated, sensitised, or compromised skin types needing daily barrier support with a fresh, breathable finish.