Plus the brand boasts that “100% of women showed reduction in wrinkles, even deep ones.” Even shoppers are raving about this serum; there are over 11,000 ratings with nearly five stars. Since the product contains retinol, the directions say to slowly add the serum to your nighttime routine.

The most common side effects are redness, dry and scaly skin and itching or burning. Wear a sunscreen during the day because retinoids increase the skin's sensitivity to sunlight. It is also to use a moisturizer when using retinol products.

Camila Cabello L'Oreal Paris Revitalift 12% Pure Vitamin C Serum TV Spot, 'Different' Featuring Camila Cabello - iSpot.tv.

Retinol is a powerhouse ingredient, but it can be irritating to the skin, per the Cleveland Clinic. Because of this, it should be introduced into your routine and built up as your skin can tolerate it. This means using it once a week and bumping up the usage every few weeks based on how your skin reacts.

For anyone new to retinol, the L'Oréal Paris Revitalift Pressed Night Moisturizer with Retinol + Niacinamide is the perfect product to start you on your journey. It's formulated with a 12 percent complex of soothing ingredients, including glycerin and soybean oil, to balance the potential drying effects of retinol.

She advises giving your skin time to adjust by applying it on two nights during your first week of use, every other night during your second and then, if your skin can tolerate it, nightly by week three.

L'Oréal Paris' Laser X3 Retinol + Niacinamide Pressed Night Cream contains Retinol and may cause initial redness, tingling or dryness. Your skin will need time to get used to this powerful ingredient. It is recommended to introduce this pressed cream gradually.

Loreal Paris Extraordinary Oil Serum Side Effects No side effects of Loreal Paris Extraordinary Oil Serum have been reported in the medical literature. However, you should always consult your doctor before using Loreal Paris Extraordinary Oil Serum.

L'Oréal Paris signs Aditi Rao Hydari, Mithali Raj, Shakti Mohan as brand ambassadors. ​L'Oréal Paris has named Bollywood actress, Aditi Rao Hydari, former captain of the Indian women's national cricket team, Mithali Raj, and dancer, Shakti Mohan, as the brand's new ambassadors in India.

Kendall Jenner The iconic French brand unveils the supermodel as its newest ambassador.

What happens when you stop using retinol? It may take a week or more for your skin to return to normal after discontinuing the use of retinol. Keep in mind that retinol works on a cellular level, and it takes time for your skin cells to adjust to its introduction and its departure.

While how often you can use retinol can vary depending on how sensitive your skin is, many people can use it daily. But, experts usually recommend giving your skin time to adjust to it.