Product Description. The Y Theorem Day Cream is lightweight and hydrating. Good for oilier skin types or those in humid climates. The vitamin, antioxidant, and Hyaluronic Acid infused formula strengthens, plumps, and revitalises the complexion while keeping the skin hydrated and nourished.
People also ask, how do you use 111SKIN theorem Repair Serum?
Apply one pump morning and evening, on clean, dry skin. Follow with 111SKIN moisturiser.