The primary purpose of a skin serum is to provide targeted treatment for various skin concerns, such as:
1. Hydration: Hydrating serums are designed to boost the skin's moisture levels, making it more plump and supple. They often contain humectants like hyaluronic acid or glycerin.True Value Skin Serum
2. Brightening: These serums aim to even out skin tone, reduce the appearance of dark spots, and give the skin a radiant and luminous look. Ingredients like vitamin C and niacinamide are commonly found in brightening serums.
https://www.healthcareaddiction.com/true-value-skin-serum-for-youthful-skin/
