The Journal
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Peptides vs. Retinol: Do You Need Both, and In What Order?
Yes, you can use peptides and retinol together, and for most skin they work better as a pair than as rivals. Use retinol at night on clean, dry skin, and...
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The Step-by-Step Nighttime Protocol for Chemical Exfoliation
If you struggle with stubborn acne scars, dark spots, or hyperpigmentation, exfoliating acids may be the key to finally improving their appearance. These treatments help refine uneven skin tone and...
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The Laser Serum vs. In-Office Chemical Peels: What's the Real Difference?
Written and reviewed by Amy Peterson, licensed + celebrity aesthetician. Peer reviewed by the team at Skincare by Amy Peterson with contributions from Allison Lopez. An in-office chemical peel...
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Vitamin C Serum vs. Vitamin C Cream-Serum Hybrid: Which Should You Choose?
The functional difference is straightforward: a traditional vitamin C serum is usually a lightweight, treatment-first step designed to layer under moisturizer, while a vitamin C cream-serum hybrid combines antioxidant treatment...
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Why Your SPF Needs a Vitamin C Bodyguard
If there's one skincare rule everyone knows, it's that sunscreen is non-negotiable. Finishing out your morning regimen with a broad-spectrum SPF moisturizer helps shield your skin against irreversible UV damage,...
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How Combining Mandelic Acid With Peptides Supports Smoother, Brighter Skin
Dark spots. Hyperpigmentation. Acne scars. These blemishes don't fade quickly, and basic serums and exfoliants don't make a dent. But they can seriously affect your confidence and undermine other skincare...
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What are Peptides and do they actually work?
Peptides are short chains of amino acids that tell skin cells to do something specific, usually to make more collagen. Use them consistently for a few weeks and skin tends...
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How Long Until You See Results From Vitamin C Serum?
Most people see the first visible results from a vitamin C serum after about 3 to 4 weeks of daily use, with clearer brightening and fading of dark spots around...
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What Is Skin Conditioning?
The missing step between cleansing and treatment we’ve been searching for– so we went and created it. “Daily skin conditioning” isn’t yet a common skincare step. But at Lenox and...
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Beta-Glucan in Skincare: What It Is, Benefits & Why It’s the Ingredient to Know
Meet the hydrating, barrier-supporting skin-conditioning ingredient quietly becoming one of skincare’s most talked-about actives. Hyaluronic acid. Niacinamide. Peptides. Ceramides. Every few years, an ingredient moves from the back of the...
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Stimulating Your Skin to Awaken Your Complexion
Understanding what mechanical stimulation is and why it matter When skin looks tired, dull, or lackluster, our first instinct is often to reach for another active ingredient. An acid, a...
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The Three-Step AM/PM Protocol for Filter-Free Skin
The beauty world has increasingly embraced a natural-looking, glass-skin aesthetic that emphasizes luminous bare skin over heavy foundation or concealer. But while this filter-free skin appearance looks effortless, it requires...
