Retinoids work best if you use them daily. Specifically, they should be used at night because some types are deactivated by light and air. It's important to start slowly and allow your skin time to adjust. Using too much too quickly can cause redness, dryness, and irritation.
Always apply Retinol products at night, as sunlight can diminish their power. If you're a prescription-strength user, use Retinol as the first layer on your skin after washing your face with a cleansing cream and before applying your anti-aging moisturizer.
To apply a serum with retinol correctly, Smooth it onto clean skin before your moisturizer. Your serum will have a thinner consistency than your moisturizer, which is what determines the application order.
Don't Mix: Retinol with vitamin C, benzoyl peroxide, and AHA/BHA acids. AHA and BHA acids are exfoliating, which can dry out skin and cause further irritation if your skincare routine already includes retinol.
Generally speaking, I recommend most people start using retinol in their mid to late-20s, anywhere from 25-30. This is when collagen and elastin production starts to slow down, so it's the perfect time to start reaping the preventative-aging benefits retinol has to offer.
Retinol, and prescription retinoids, are commonly used for getting rid of breakouts—especially in teenagers. Since retinoids are safe for acne-prone teens and their young skin, then retinol is safe to use when you are young before you see any signs of aging.
Retinoids work best if you use them daily. Specifically, they should be used at night because some types are deactivated by light and air. It's important to start slowly and allow your skin time to adjust. Using too much too quickly can cause redness, dryness, and irritation.
Rouleau says the best time to use a scrub is in the morning. Overnight you've loosened up dead skin cells with your glycolic acid or retinol products, making the morning a perfect time to brush them off.
Retinol is best applied at night since it can increase your skin's sensitivity to the sun. When you do go outside, be sure to use sunscreen to protect your face. It's worth noting that you don't need to use retinol on a daily basis for it to effectively treat your acne. Even two to three times per week might be enough.
First, choose the gentlest formula (again, retinyl palmitate or retinol), and start slowly—apply it just one night a week for one week, two nights a week for two weeks, three nights a week for three weeks, and then every other night (for sensitive skin) or every night (for “tough” skin) indefinitely.
If it's a non-prescription retinol, apply it according to what type of product it is—a retinol moisturizer will act as the moisturizer step of your routine, while a retinol serum will act as the serum step.
Should you use retinol under your eyes? Yes, definitely. While it is true that retinol – a form of vitamin A – is a powerful ingredient and the skin under your eyes is delicate, there's no reason why you should miss out on the amazing benefits of retinol.
After applying retinol to your skin (while it's dry) allow it to sit for 10-20 minutes. Mist your face with water or a facial spray, and then apply your hyaluronic acid. (HA serums are most effective when they're applied to damp skin.) Finally, follow your HA serum with a moisturizer right away.
To use retinol before a moisturizer, wash the face and when completely dry, apply a pea-size amount of retinol. Retinol should not be used on damp skin because the skin will absorb more than required and cause irritation. Finish with a moisturizer to hydrate the skin and reduce the risk of irritation.
If you're using these ingredients in separate products, it's recommended to apply niacinamide first and to then follow with retinol. Applying niacinamide first can help protect your skin from the effects of retinol.
What Are the Benefits of Combining the Two? Good news: Retinol and hyaluronic acid actually have a synergistic effect. “They can be combined so that the benefits of retinol can be achieved more easily with concomitant use of hyaluronic acid, which helps to prevent retinol irritation,” says Hartman.
"Retinol makes your skin more sensitive to UV rays and sunlight decreases the efficacy of the product," explains Bowe, who instructs patients to only use retinoids at night and be diligent about applying a daily broad-spectrum SPF 30 or higher during the day.
Heat, and light can speed up the expiration by weakening the active ingredient over time. Keeping your retinol moisturizer or benzoyl peroxide acne spot treatment in a dark and cool environment like the fridge will slow down the degradation of the active ingredient.
Spread it over your face, avoiding your eyes and mouth. Afterward, you can apply any brightening products, followed by serums or night creams. “Because retinols can be drying, it's ideal to follow with an effective moisturizer to help keep skin hydrated and [the] skin's barrier protected,” Gabriel notes.
Retinol (leave to absorb for 10-20 minutes)
Retinol is also an ingredient that should be left to absorb sufficiently into the skin before following up with another product. “It is important to leave a 10-20 minute wait time before applying the next product.
Use Exfoliants Sparingly After the Adjustment Period
After two to six weeks of using tretinoin, it's usually okay to start using an exfoliant. However, it's best to use exfoliating products as sparingly as possible while using tretinoin to avoid potentially irritating your skin.
And now another rule to keep in mind: Many prescription-strength retinoids suggest users wait upwards of 20 minutes post-cleansing before putting retinol on their skin and 20 more minutes before putting anything else on, according to Reddit.
The best product you can use in conjunction with retinol, according to Dr. Zeichner, is a moisturizer, which can help hydrate skin and reduce the risk of irritation from retinol. “Some people even prefer to mix their retinol with a moisturizing cream to dilute it out,” he says.
While we can't stop the aging process, applying the right products as early as our twenties can help reduce the appearance of fine lines, wrinkles and age spots.