If possible use it at night, just to be on the safe side. However, if you use a product that you like and it also contains RP, there is no reason to throw it away. We would add especially during the day!īottom line: If you wanna get serious about retinoids, RP is not your ingredient ( retinol or tretinoin is!). Nor, I’m afraid, are there any good reasons to recommend the use of RP'. Baumann's conclusion: ' sufficient evidence to establish a causal link between RP and skin cancer has not been produced. We think that the truth lies somewhere in the middle, and we agree with Dr. It seems that there is a study showing RP being photo protective against UVB rays but there is also a study showing RP causing DNA damage and cytotoxicity in association with UVA. Leslie Baumann wrote a great review of the debate and summarized the research available about retinyl palmitate here. Wang, MD, director of dermatologic surgery at Memorial-Sloan Kettering Cancer Centre.ĭr. It also exibits questionable behaviour in the presence of UV light and was the center of a debate between the non-profit group, EWG (whose intentions are no doubt good, but its credibility is often questioned by scientists) and a group of scientists and dermatologists lead by Steven Q. What's more, the anti-aging effectiveness is not the only questionable thing about RP.

Leslie Baumann in her fantastic Cosmetic Dermatology book writes that RP is topically ineffective. The evidence that RP is still an effective anti-aging ingredient is not very strong, in fact, it's weak. Retinyl palmitate -> retinol - > retinaldehyde -> all-trans-retinoic acidĪs we wrote in our lengthy retinol description the problem is that the conversion is not terribly effective. Once the kernels are obtained, the oil is pressed out from them (the kernels contain about 50% oil). This part is the hard one as the seeds have extremely hard shells. The seeds are collected and smashed with a stone to get the kernels inside. Our technology, backed by clinical studies, powers all Sent formulas and empowers your skin dermal cells to go to work for you. The traditional process is that the ripe argan fruits fall from the tree, then goats eat them up and poop out the seeds. We are the only skincare solution containing HSA, a molecule that repairs red, discolored, and dehydrated skin. The tree is slow growing and getting the oil is a hard job. So, argan oil comes from the kernel of the argan fruit that comes from the argan tree that grows only in Morocco. Not that it's not good, it is good, even great but reading the research about argan and a bunch of other plant oils we just do not see the big, unique differentiating factor (though that might be our fault not reading enough, obvs.) Dubbed as the ' liquid gold of Morocco', we have to admit we have some trouble determining why this oil enjoys such a special miracle status. When it comes to cosmetic oils and hype, argan oil is for sure leading the way. Acrylates/C10-30 Alkyl Acrylate Crosspolymer

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