If your skin responds well to the product and doesn’t show any irritation, you can increase your application to once every other day after 1–2 weeks of initial testing. Limit sun exposure, always use sunscreen with at least SPF 30, and wear protective clothing and accessories outdoors. Healthline has strict sourcing guidelines and relies on peer-reviewed studies, academic research institutions, and medical associations. We avoid using tertiary references. You can learn more about how we ensure our content is accurate and current by reading our editorial policy. There can be huge quality differences between green tea extracts. The good ones contain 50-90% catechins (and often make the product brown and give it a distinctive smell)

An often used glycol that works as a solvent, humectant, penetration enhancer and also gives a good slip to the products. Although you don’t necessarily need to see a dermatologist before using retinol, I do recommend that people with sensitive skin, or who are using multiple other skin care products in their regimen, do so,” Katta says.i got across advanced clinicals just by chance and i decided to use vitamin C serum . I started using it 4 months now and my husband keeps looking at my face and saying : the product really suits you , i can see the difference : less dark spots on your face !

Zasada M, et al. (2019). Retinoids: Active molecules influencing skin structure formation in cosmetic and dermatological treatments. When I first got this product, I was immediately annoyed by the giant size of the bottle; it’s so big it won’t even fit in my medicine cabinet. Besides the annoying size, the pump is also way too generous and applies way more product than you need. The consistency of Advanced Clinicals Retinol Advanced Firming Cream is super thin and watery, and it takes a while to rub it into your skin. That’s because of the potential irritation that can occur from using retinol, and because that irritation can be much more intense if you were using other potentially irritating skin care products.” It’s pretty much the current IT- preservative. It’s safe and gentle, but even more importantly, it’s not a feared-by-everyone-mostly-without-scientific-reason paraben.The only downside? Retinol can often lead to side effects like skin dryness, peeling, and irritation.

I’m just turning 39 & noticing that those little lines are just starting to creep up out of nowhere. So I did some research on what kind of eye creams I should use & bought a product with Retinol. Long story short, it made the lines worse & much more noticeable!!! I do not recommend Retinol.Kim J, et al. (2019). Association of vitamin a intake with cutaneous squamous cell carcinoma risk in the United States.