What Are Peptides in Skincare?

Peptides are one of those ingredients that get mentioned often but rarely explained clearly.

At their core, peptides are short chains of amino acids. Amino acids are the building blocks of proteins, and proteins are what give skin its structure and strength. Collagen, elastin, and keratin all rely on these building blocks.

As we age, the skin produces less collagen and repairs more slowly. The result is thinner skin, reduced elasticity, and changes in texture over time.

This is where peptides come in.

What Peptides Actually Do

Peptides act as messengers.

When applied topically, certain peptides signal the skin to support collagen production, strengthen the barrier, or improve repair processes. They do not replace collagen. They do not fill the skin. They do not act like injectables.

They encourage better skin behavior over time.

Think of peptides as communication tools, not quick fixes.

What Peptides Are Not

Peptides are not neuromodulators.
They are not fillers.
They do not override aging.

They are supportive. Subtle. Cumulative.

Exactly the type of ingredient we value when we are thinking about skin health over decades, not weeks.

Peptide-Containing Products We Carry

We use peptides where they make biological sense. These are examples of peptide-containing products from the medical-grade skincare lines we carry.

AlumierMD Lip Boost

This formulation includes peptides designed to support hydration, smoothness, and overall lip quality over time.

It is not a temporary plumper. It is a long-term lip health product.

We recommend it for patients noticing thinning, dryness, or loss of smoothness, whether or not they choose injectable lip treatments. Available here or come to see us in clinic.

AlumierMD AluminEye

A targeted eye treatment formulated with peptides to support firmness and soften the appearance of fine lines in the delicate eye area.

Often used as part of an early corrective or maintenance plan rather than as a stand-alone fix. Available here or come and see us in clinic.

SkinCeuticals P-TIOX

A peptide-forward serum designed to support smoother-looking skin and overall skin quality.

This is a good example of peptides working gradually, influencing skin behavior rather than creating immediate change. We love this new product! Available here and in clinic.

SkinCeuticals Tripeptide-R Neck Repair

This formulation combines peptides with retinol and is specifically designed for thinner, slower-repairing neck skin.

Peptides support structural signaling while retinol addresses texture and tone. It is used as part of a consistent, long-term strategy for maintaining skin quality in this often-neglected area. Available here or ask us about it.

Why We Are Selective

Not every product that contains peptides is peptide-driven. Formulation matters. Stability matters. Clinical rationale matters.

We do not choose products because they include a trendy ingredient. We choose them because the overall formulation works and fits within a long-term treatment plan.

Peptides are one tool. Not the whole strategy.

Natural results come from consistency, restraint, and evidence-based decisions.

Your Beauty. Our Science.