Peptides in Skincare: What are they and are there benefits?

As we navigate the world of skincare, it's important to be up-to-date on the latest advancements that can transform our beauty routines. One such game-changer is the addition of peptides to skincare products.

In this article, we'll dive into the science behind peptides, their role in skincare, the products that contain them, and the safety precautions associated with their use.

What are Peptides?

Peptides are short strings of amino acids, which are the building blocks of proteins. They play a vital role in many bodily functions, including skin care. Peptides act as messengers, telling the skin to do certain things, like produce collagen and elastin which  keep the skin firm and elastic.

The Role of Peptides in Skincare

The recent interest in peptides has led to a lot more research being done on their benefits for the skin, making them a sought-after ingredient in skincare formulations. Here are some key roles that peptides may play in skin health:

1. Collagen Synthesis

Some studies have shown that peptides in skincare such as serums, may help to stimulate collagen, helping to maintain skin firmness and elasticity. This may lead to a reduction in the appearance of fine lines and wrinkles when applied topically.

2. Hydration

Certain peptides may have moisturising properties, assisting the skin in retaining water and may work to promote a plump and hydrated complexion. Hello glow!

3. Antioxidant Defence

Some peptides exhibit antioxidant properties that may help protect the skin from damage caused by free radicals, environmental pollutants, and UV radiation.

4. Wound Healing

Peptides may contribute to the skin's natural healing processes, aiding in the repair of damaged tissue and promoting a smoother complexion.

Where you might find peptides

Peptides can be found in various skincare products, ranging from serums and creams to masks and cleansers. When exploring peptide-infused products, look for formulations that target specific skincare concerns, such as fine lines, wrinkles, and loss of elasticity. 

Popular types of peptides used in skincare include:

• Copper Peptides
• Palmitoyl Tripeptide-1 and Palmitoyl Tetrapeptide-7 (Matrixyl)
• Acetyl Hexapeptide-8 (Argireline)
• SA1-III (KP1)

Are peptides safe in skincare products?

Numerous studies support the safety and efficacy of peptides in skincare. However, it is crucial to follow product instructions and conduct patch tests, especially if you have sensitive skin or are prone to allergies. If you have any existing skin conditions or concerns, chat to a healthcare professional.

In summary

Incorporating peptides into your skincare routine may help to support your complexion. As with any skincare ingredient, understanding the science behind peptides, choosing products wisely, and prioritising safety are key steps in unlocking the full potential of these molecules for your skin.

Reviewed by the Healthylife health experts in January 2024.