Peptides in Skincare: What They Are and Why You Need Them
Content editor
Jayne Cherrington-Cook
What are peptides?
Think of peptides as your skin's little helpers. These tiny chains of amino acids are natural compounds that work wonders in your skincare routine.
But what do peptides actually do? They encourage your skin to produce more collagen (that's the stuff that keeps it plump and bouncy), helping to smooth out fine lines and make it feel firmer.
The beauty of peptides is that they're suitable for most skin types and work well with other skincare ingredients. Whether you're dealing with the early signs of ageing, loss of firmness or just want to maintain your skin's natural glow, peptide-infused products can be a worthwhile addition to your daily routine.

The benefits of peptides
There are several types of peptides to choose from, all of which have unique benefits.
Signal peptides, like those in PRAI’s Menoglow Collagen Boosting Cremegel Moisturiser, essentially send messages to your skin, encouraging it to produce more collagen and elastin. This helps smooth out fine lines and improve skin firmness
Carrier peptides, like the popular copper peptide, transport essential minerals to your skin, supporting its natural healing processes and collagen production.
Enzyme inhibitor peptides are your skin's protectors. They slow down the natural process of collagen breaking down, so your skin stays strong and supported for longer.
Neurotransmitter peptides, found in Clinique’s Smart Clinical Repair Wrinkle Correcting Serum, gently relax smaller facial muscles that cause expression lines.

What are the best peptide moisturisers?
If you've got sensitive skin, you'll love how gentle and effective Pai’s Bonne Nuit Biopeptide Renewal Night Cream is for overnight rejuvenation. If your sensitivity is linked to the menopause, PRAI’s MenoGlow Collagen-Boosting Creme-Gel Moisturiser gives you targeted collagen support and calms redness.
For those with dry skin, Lumene’s Nordic Ageless Ajaton Radiant Youth Day Cream is a real treat. It combines hydrating peptides with SPF 30 for essential sun protection. Or, if you're looking for a more intensive treatment for night-time, Elizabeth Arden’s Advanced Ceramide Lift and Firm Night Cream works wonders to visibly lift and firm while you sleep.
Peptides are also brilliant for bringing back a glow to dull skin. They kickstart collagen and elastin production, which improves your skin's texture and keeps it hydrated, leaving you with a brighter, more radiant complexion. Clinique’s Moisture Surge 100H Auto-Replenishing Hydrator is a great choice here, plus is oil-free, so is ideal if you have combination skin.

What are the best peptide serums?
If you want to give your skin a real boost, try a peptide-infused serum. It delivers a super-concentrated dose of peptides to your skin, which means it's absorbed better. Serums are really versatile and suitable for most skin types, fitting seamlessly into your skincare routine.
We absolutely love Lumene’s Nordic Ageless Radiant Youth Pressed Serum. It's the best of both worlds: the power of a serum with the comfortable, protective feel of a cream, giving your skin a plump and radiant look.
For your evening routine, Pixi's peptide serum is a winner. It blends retinol with natural peptides from the acacia tree to soften fine lines and plump skin.
And, if you're looking for serious anti-ageing power, Nuxe’s Super Serum is a must-try. You can use it day and night, and it's brilliant for targeting wrinkles, dark spots and firming your skin.

What are the best peptide eye creams?
Look for an eye cream that combines peptides with other skin-loving ingredients. Think hyaluronic acid for all-important hydration plus antioxidants to shield your delicate eye area from environmental nasties.
If you're focused on smoothing out fine lines and wrinkles around your eyes, Elizabeth Arden’s Advanced Ceramide Lift and Firm Eye Cream is a great choice. It works wonders to visibly lift, firm and brighten the delicate skin, helping to reduce the look of crow's feet and puffiness.
Need a quick pick-me-up? Pixi’s Dream-Y-Eye eye patches are a mini spa treatment for your eyes. They make you look like you've had a full eight hours, even if you haven't. And, for tackling dark circles and puffiness, Morning Expert Open Eyes by This Works is another good choice. It contains cocoa seed peptides, which also help to protect your skin from the effects of blue light: ideal if you're working at a computer screen every day.
Published 3.22.2025
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