On the other, companies make lofty claims about their peptide-containing products that may or may not fully match up with what we know about them. Peptides are molecules made up of relatively short chains of amino acids. If you think of a single protein molecule as a completed Lego Millennium Falcon, peptides are the individual blocks, while amino acids are the actual plastic. In the context of skin care, proteins almost always refers to collagen , the protein that gives your skin its structure.
As we get older, the collagen proteins in our skin break down, contributing to everything from wrinkles to a lack of elasticity. Most peptide-containing products aim to either increase the amount of collagen your cells produce or decrease the amount of it that gets broken down, with the ultimate goal being smoother, plumper, healthier skin. All peptide products aim to deliver similar benefits. Stevenson, M. So the specific way a product works depends on the individual peptides it contains.
But figuring out which peptides a product contains can be confusing. Other products that do contain peptides may list them simply as peptides or oligopeptides, often followed by a number. By far the most commonly used cosmetic peptides, products containing these ingredients claim to maximize the amount of collagen in your skin. There are a lot of them too. Here are just a few you might see on a label:.
These are probably the second most popular skin-care peptide. Neurotransmitter inhibitors, which are less common than signaling and carrier peptides are, may decrease the appearance of fine lines by blocking the release of acetylcholine —a neurotransmitter heavily involved in muscle contractions.
Yes, these peptides are supposed to literally relax your facial muscles. These are the main peptides in this class:.
Like neurotransmitter inhibitors, enzyme inhibitors interfere with the activity of chemicals involved in a specific aging-related process. In theory, this helps stave off collagen loss. The most common types are soybean peptides, silk fibroin peptides, and rice peptides. Structural peptides are unique in that they specifically target dehydration and dryness.
Most of the experimental data we have on peptides come from in vitro experiments, like cell cultures looking at the expression of certain proteins or studies done on artificial silicone skin.
For example, copper peptides have in fact been shown to improve wound healing , which is partially why people started putting them in cosmetics.
ALASTIN utilizes scientifically-proven peptides in several of our products because your skin deserves nothing less than premium, medical-grade skincare.
Our products have also garnered awards for their results by top beauty publications including Shape, InStyle and New Beauty. Wendy Johnson brings to Alastin Skincare over 22 years of pharmaceutical, biotechnology, and aesthetics industry experience in various sales, training, marketing and thought leader development roles. After spending 10 years in gastroenterology at Tap Pharmaceuticals and Prometheus Laboratories, with sales and marketing oversight for in-line and pre-launch products, Mrs.
Johnson transitioned to an aesthetic career at SkinMedica in While there, she was responsible for marketing one of the top 2 branded prescription hydroquinones, launching a leading branded low potency steroid, and oversight of the acne franchise line extensions. In , Wendy joined Merz North America where she developed and managed the Physician Relations department in support of injectable, topical and device business units under Medical Affairs, before transitioning into managing a Regional Aesthetics Marketing team.
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Shopping Bag 0. Start Checkout. Find your skincare provider. Vice President, Marketing Wendy Johnson brings to Alastin Skincare over 22 years of pharmaceutical, biotechnology, and aesthetics industry experience in various sales, training, marketing and thought leader development roles.
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