Mary&May 6 Peptide Complex Serum
Skin-Nomad's Take — At a Glance
- Six peptides, each declared at 2 ppm
- Copper Tripeptide-1, Palmitoyl Pentapeptide-4 and four more, with Adenosine
- Lightweight, suits all skin types, morning or evening
Most peptide serums are built on one or two actives. Mary&May's runs six, and it publishes the dose of every one of them: Copper Tripeptide-1, Hexapeptide-11, Hexapeptide-9, Palmitoyl Pentapeptide-4, Palmitoyl Tripeptide-1 and Tripeptide-1, each at 2 ppm.* The Seoul brand states its concentrations on every product, which is what makes a six-peptide claim checkable rather than decorative-sounding.
Key Benefits
- Palmitoyl Pentapeptide-4 tells the skin to build rather than simply to hold. It prompts collagen-producing cells to make collagen, elastin and hyaluronic acid, and it carries more peer-reviewed work behind it than almost any other cosmetic peptide, which is why it anchors this formula.
- Palmitoyl Tripeptide-1 works on the breakdown side. It acts on the inflammatory signalling that drives collagen loss, so the formula is protecting what already exists at the same time as prompting more of it. Building and protecting together is the whole argument for a complex over a single peptide.
- Copper Tripeptide-1 covers repair and barrier resilience. It is the most established of the six, with a long record in tissue repair, and it sits alongside Hexapeptide-11, Hexapeptide-9 and Tripeptide-1, which work on elasticity and on the skin's own structural proteins by routes that do not all overlap.
- Adenosine is the one ingredient here a regulator has assessed. Korea's Ministry of Food and Drug Safety lists it as an approved functional ingredient for smoothing, which is a judgement made by a regulator rather than assembled by a brand, and it works on surface smoothness alongside the peptides rather than duplicating them.
Texture & Finish
Thin and close to watery, absorbing in seconds and leaving nothing on the surface. The formula is unusually short, with no oils, silicones or fragrance in it, so there is nothing to pill under a moisturiser and it sits flat under makeup.
Ideal For
- Skin types: All skin types, including dry, oily, combination, normal and mature skin, and reactive skin that reacts to fragrance.
- Skin concerns: Firmness and elasticity, fine lines, texture, and dullness.
- Best used by: People who would rather run one short, fully declared formula than stack three, and anyone who wants to know exactly what is in a peptide serum before they buy it.
FAQ
Q: Do six peptides really do more than one or two?
A: They do when they are not duplicating each other, and these are not: production, breakdown, repair and elasticity are covered by different molecules in the same bottle. What a complex cannot do is dial any one of those up the way a dedicated single-active serum can, and 2 ppm each is a modest dose by the standards of a high-concentration peptide serum. Mary&May publishes that number rather than leaving you to guess it, which is the more useful thing about the page.
Q: Can I use this alongside a retinoid?
A: Yes, and the pairing is a sensible one. Put this on in the morning and the retinoid in the evening: the two work on skin longevity by different routes and neither destabilises the other. Nothing here is photosensitising, so the morning slot costs you nothing.
Q: How long before anything shows?
A: Texture and hydration change inside one to two weeks. Fine-line depth and firmness take six to eight weeks, because that is the pace of the skin's own collagen remodelling and no topical formula shortens it.
Peptides are a slow category sold as a fast one, and the honest version of the pitch is that you use it for two months and then notice.
* Concentrations as declared by Mary&May on the ingredient list: Copper Tripeptide-1 2ppm, Hexapeptide-11 2ppm, Hexapeptide-9 2ppm, Palmitoyl Pentapeptide-4 2ppm, Palmitoyl Tripeptide-1 2ppm, Tripeptide-1 2ppm. The brand publishes no efficacy testing for this formula.
Explore more
Browse more peptide formulas, see Wrinkles & fine lines, or explore the full Mary & May range.
Skin-Nomad's Take — At a Glance
- Six peptides, each declared at 2 ppm
- Copper Tripeptide-1, Palmitoyl Pentapeptide-4 and four more, with Adenosine
- Lightweight, suits all skin types, morning or evening
Most peptide serums are built on one or two actives. Mary&May's runs six, and it publishes the dose of every one of them: Copper Tripeptide-1, Hexapeptide-11, Hexapeptide-9, Palmitoyl Pentapeptide-4, Palmitoyl Tripeptide-1 and Tripeptide-1, each at 2 ppm.* The Seoul brand states its concentrations on every product, which is what makes a six-peptide claim checkable rather than decorative-sounding.
Key Benefits
- Palmitoyl Pentapeptide-4 tells the skin to build rather than simply to hold. It prompts collagen-producing cells to make collagen, elastin and hyaluronic acid, and it carries more peer-reviewed work behind it than almost any other cosmetic peptide, which is why it anchors this formula.
- Palmitoyl Tripeptide-1 works on the breakdown side. It acts on the inflammatory signalling that drives collagen loss, so the formula is protecting what already exists at the same time as prompting more of it. Building and protecting together is the whole argument for a complex over a single peptide.
- Copper Tripeptide-1 covers repair and barrier resilience. It is the most established of the six, with a long record in tissue repair, and it sits alongside Hexapeptide-11, Hexapeptide-9 and Tripeptide-1, which work on elasticity and on the skin's own structural proteins by routes that do not all overlap.
- Adenosine is the one ingredient here a regulator has assessed. Korea's Ministry of Food and Drug Safety lists it as an approved functional ingredient for smoothing, which is a judgement made by a regulator rather than assembled by a brand, and it works on surface smoothness alongside the peptides rather than duplicating them.
Texture & Finish
Thin and close to watery, absorbing in seconds and leaving nothing on the surface. The formula is unusually short, with no oils, silicones or fragrance in it, so there is nothing to pill under a moisturiser and it sits flat under makeup.
Ideal For
- Skin types: All skin types, including dry, oily, combination, normal and mature skin, and reactive skin that reacts to fragrance.
- Skin concerns: Firmness and elasticity, fine lines, texture, and dullness.
- Best used by: People who would rather run one short, fully declared formula than stack three, and anyone who wants to know exactly what is in a peptide serum before they buy it.
FAQ
Q: Do six peptides really do more than one or two?
A: They do when they are not duplicating each other, and these are not: production, breakdown, repair and elasticity are covered by different molecules in the same bottle. What a complex cannot do is dial any one of those up the way a dedicated single-active serum can, and 2 ppm each is a modest dose by the standards of a high-concentration peptide serum. Mary&May publishes that number rather than leaving you to guess it, which is the more useful thing about the page.
Q: Can I use this alongside a retinoid?
A: Yes, and the pairing is a sensible one. Put this on in the morning and the retinoid in the evening: the two work on skin longevity by different routes and neither destabilises the other. Nothing here is photosensitising, so the morning slot costs you nothing.
Q: How long before anything shows?
A: Texture and hydration change inside one to two weeks. Fine-line depth and firmness take six to eight weeks, because that is the pace of the skin's own collagen remodelling and no topical formula shortens it.
Peptides are a slow category sold as a fast one, and the honest version of the pitch is that you use it for two months and then notice.
* Concentrations as declared by Mary&May on the ingredient list: Copper Tripeptide-1 2ppm, Hexapeptide-11 2ppm, Hexapeptide-9 2ppm, Palmitoyl Pentapeptide-4 2ppm, Palmitoyl Tripeptide-1 2ppm, Tripeptide-1 2ppm. The brand publishes no efficacy testing for this formula.
Explore more
Browse more peptide formulas, see Wrinkles & fine lines, or explore the full Mary & May range.
