More than half world's population have some degree of sensitive skin. If you suffer from sensitive skin, you have overactive nerve endings in the top layer of your skin. A weak skin barrier that can be easily broken down exposes the nerve endings to external elements and causes the skin to be more sensitive to sensations.
Due to its anti-bacterial and anti-inflammatory properties, salicylic acid is the best skincare ingredients for acne-prone skin. However, all skin types can benefit from salicylic acid as it boosts skin cell renewal, smoothes the skin, evens out the complexion and reduces the appearance of wrinkles and lines.
The skin cells turnover rate varies individually and age plays a major role. In babies, the skin renews itself every 14 days. In teenagers, this process takes about 28 days. In adults, it takes between 28 and 42 days. In those age 50 and older, the skin renewal process can take up to 84 days.
