Do you remember the skincare ingredient that dominated this year, PDRN?

We saw Korean brands like MediCube with their Pink Peptide Serum and PDRN Pink Collagen Gel Mask and A’Nua with their PDRN Hyaluronic Acid Capsule, all turning heads in skincare circles and setting social media abuzz.

So, what is the next big thing after PDRN?
Industry experts and trend reports are pointing to one clear winner: peptides.

What exactly are peptides?

Peptides are short chains of amino acids—typically between 2 to 50 residues—that act as signalling proteins in cells. Because of their messenger role, they command the skin’s systems of repair and synthesis. In practice, this means they penetrate deep enough to stimulate collagen production, restore elasticity, and diminish the appearance of wrinkles. In short: peptides are smart ingredients that tell your skin to “recover” and “renew.”

Already embraced by global brands

© Tik Tok @aki_kim.v @cosrx_official @drisya.reghuram @mommyhopeandtheus

One early adopter of the peptide wave was COSRX, which ran its #PatThePeptide campaign around their The 6 Peptide Skin Booster Serum. This campaign positioned the serum with a bold claim: “It’s like botox in a bottle,” focusing on volume and elasticity. By doing so, they introduced peptides to broader social media usage and viral beauty conversation.

Peptides have evolved from skin to scalp

Interestingly, peptides have their roots in skin-regeneration research. But more recent studies show they also benefit the scalp and hair follicles—enhancing protein repair and stimulating micro­circulation. This means peptides are not just for facial skincare anymore; they’re becoming a dual-function ingredient for both skincare and haircare. In an era when beauty routines span face and hair, peptides are increasingly relevant.

Recommended peptide-rich Korean products to watch

@cosrx

COSRX - The 6 Peptide Skin Booster Serum

This lightweight, non-sticky serum works as a first-step booster after cleansing, helping improve skin texture, pores, elasticity, and tone. 

@DERMAFIRM

DERMAFIRM The Peptide Tension Mask 

A peel-off style mask formulated with high-purity peptides, designed to boost elasticity, visibly firm the skin and address multiple signs of ageing. 

@Sungboon Editor

Sungboon Editor Silk Peptide Intensive Lifting Ampoule 

A high-performance ampoule loaded with a complex of 13 patented peptides and silk peptide threads to target sagging, fine lines, and loss of volume.

@Biodance

BIODANCE Pore Perfecting Collagen Peptide Cream

This collagen + peptide cream is designed for pore elasticity and refining. Formulated with a complex of 10 different peptides, it delivers nourishing support to skin in need of firmness. The texture feels rich and slightly ‘chewy’ on application, yet leaves a fresh, non-heavy finish making it ideal to use before makeup to elevate your base look.

@ViveLab

VIVE LAB Active Biotin Peptide Solution Scalp Shampoo

A shampoo that nourishes hair roots with biotin and revitalizes the scalp and hair via a blend of 7 peptides. Designed to improve scalp health, stimulate hair‐growth processes and help relieve hair-thinning concerns, it’s a solution for those who are seeking deeper, more refined scalp and hair care.

What’s next for peptides?

Beauty routines are shifting beyond simple “hydrate and soothe” formulas. Now, the focus is on reactivating the skin’s own functional systems regeneration, collagen synthesis, and resilience. Peptides sit right at that intersection: they are the next-gen ingredient capable of addressing skin and scalp/hair concerns simultaneously. Given today’s holistic beauty mindset (face, hair, nails), peptides stand out as a versatile, multi-tasking hero.

If you’re ahead of the curve and ready for what’s next, now is a smart moment to incorporate peptides into your routine. Try a peptide-boosting product early and let your skin—and hair—feel the difference before the wave becomes even bigger.