Firmaluxe Serum For healthy, good looking skin, avoid the tanning booth. Many people tan to look younger, even though it actually has the opposite effect. Tanning the skin, regardless of its aesthetics, inflicts damage and accelerates the aging process. Look somewhere else if you aim to appear younger.Firmaluxe Serum Water is crucial for proper skin health. Without the recommended sixty-four ounces of liquid per day, skin cells will begin to starve for water. This causes skin to become itchy, dry, and irritable.