(FYI: Erythema means Retinol needs to be broken down into retinoic acid (also known as tretinoin) before it can regenerate skin cells and stimulate collagen production. Gradually build use up to every other night, and eventually, nightly.This non-comedogenic overnight treatment will work wonders on all skin types, but the barrier-boosting peptide complex means it's especially valuable to those looking to reduce breakouts (or attempting to slough away acne scars.) Regenacalm S1 Pro is formulated with 3% encapsulated retinoid to target fine lines, wrinkles, blemishes, acne scars and hyperpigmentation. caprylic/capric triglyceride (coconut fatty acid), sodium ascorbyl phosphate (stabilised vitamin C), retinol (vitamin A), polyglyceryl-4-oleate (vegetable-derived emulsifier), tocopherol (natural vitamin E), ferulic acid (antioxidant from rice), sodium levulinate (preservative from sugar cane), sodium anisate (preservative from aniseed), peucedanum graveolens (dill) herb extract, glycyrrhiza glabra (liquorice) extract, cetyl hydroxyethylcellulose (starch-derived stabiliser), glyceryl caprylate (emollient), salicylic acid (BHA/anti-fungal), phospholipids (encapsulating cells), lactic acid (alpha hydroxy acid/pH adjuster), polyglyceryl-6 behenate (vegetable-derived emulsifier), xanthan gum (stabiliser), sodium hyaluronate (salt of hyaluronic acid), helianthus annuus (sunflower) seed oil, rosmarinus officinalis (rosemary) leaf extract (antioxidant), aloe barbadensis (aloe) leaf juice, sodium phytate (salt of phytic acid from plant seeds), citric acid (pH adjuster), potassium sorbate (preservative).Animal ingredients, benzalkonium chloride, benzophenones/benzophenone derivatives, bisphenol a (BPA), butoxyethanol, BHT, carbomer, coal tar dyes, -cones, ethanolamines (MEA/DEA/TEA), formaldehyde, hydroquinone, liquid petrolatum, methyl cellosolve, methylisothiazolinone, methylchloroisothiazolinone, mercury, mercury compounds, mineral oil, oxybenzone, parabens, paraffin oil, pentylene glycol, phenoxyethanol, phthalates, polyethylene glycol (PEGs), resorcinol, siloxanes, sodium nitrite, sulfates, thimerosal, triclosan, triclocarban.I ordered the set: cleanser, day cream and night cream. You may be able to find the same content in another format, or you may be able to find more information, at their web site. This retinol serum helps build collagen, which diminishes fine lines and wrinkles, smoothes the skin, and hydrates all at the same time, says Anna Guanche, a board-certified dermatologist at the Bella Skin Institute. Night time is the best time to apply as it assists the skin during its repair and regeneration mode, which includes the making of new collagen. 97 ($16.97/Fl Oz) $17.99 $17.99. Furthermore, it’s essential to wear a good, broad-spectrum SPF (30 or above) every day when using any retinol, as it may make your skin more photosensitive.To help you reap the rewards of this wonder ingredient without any excessive brow-furrowing, we’ve rounded up the very best option for each skin type to try, from sensitive newcomers to seasoned users.Dr. “Retinol is damaged by sunlight, which is why it is recommended as a night-time use product. 8 Korean Beauty Skin-Care Trends That Should be on Your Radar These side effects – namely dry, flaking skin and moderate irritation – are however becoming less prevalent. “It's also volatile to air and UV so can easily lose its effectiveness if not protected by encapsulation.”Because this ingredient is so incredibly powerful, it’s best to stick to using it once per day. 4.6 out of 5 stars 2,445. This is because their skin lacks enough "retinoid receptors" to tolerate Retinol. It’s the new anti-ageing ingredient you’ll need to try Encapsulated retinol works similarly to regular retinol, however it delivers its powers into skin a little differently. Of all the skincare treatments available to us today, Once restricted to the four walls of a dermatologist's office, this powerful active ingredient has now found its way into myriad over-the-counter skincare lines, with brands incorporating it into creams, serums, oils and gels. “Use it in the evenings, and I generally advise using a pea-sized amount a few nights each week, building it up every evening as your skin learns to tolerate it,” says Dr. Feely. The retinol found in most non-prescription products needs to be converted several times before it becomes retinoic acid – although many buzzy new launches are using potent derivatives that require fewer conversions.According to Sturnham, there are several potential problems with a lot of retinol-based skincare.