# SkinCeuticals P-TOX for mature skin

**Lovi Fit: High fit for mature skin.**
Normal Skin Fit: High · Effectiveness: High · Safety: High.

Page: https://lovi.care/skincare/p/skinceuticals/p-tox/for/mature-skin

The Lovi Fit is the same in every country; only the stores and prices differ, and the ones here are for the United States.

Brand: [SkinCeuticals](https://lovi.care/skincare/brands/skinceuticals)
Category: [Serums and treatments](https://lovi.care/skincare/best/serums)

This fit is calculated for the concerns frequently associated with mature skin: fine lines, wrinkles, and loss of firmness. For scores based on a full skin profile (12D face scan, goals, preferences), use the Lovi app.

A great choice for mature skin; a few serums fit it even better.

## Why this fit

- Highly suitable for normal skin, the Advanced Peptide Complex, Hexapeptide, and Dipeptide work synergistically to effectively address wrinkles and fine lines by promoting collagen synthesis and enhancing skin elasticity.
- Niacinamide and PHA further support skin health by providing antioxidant benefits and mild exfoliation, contributing to a smoother and more radiant complexion.
- The product is safe for your skin, with no risks of irritation due to the absence of harsh ingredients and the inclusion of soothing components.

## Fit by skin type

- [Oily skin](https://lovi.care/skincare/p/skinceuticals/p-tox/for/oily-skin): High
- [Dry skin](https://lovi.care/skincare/p/skinceuticals/p-tox/for/dry-skin): High
- [Combination skin](https://lovi.care/skincare/p/skinceuticals/p-tox/for/combination-skin): High
- [Sensitive skin](https://lovi.care/skincare/p/skinceuticals/p-tox/for/sensitive-skin): High
- [Acne-prone skin](https://lovi.care/skincare/p/skinceuticals/p-tox/for/acne-prone-skin): High
- [Skin with dark spots](https://lovi.care/skincare/p/skinceuticals/p-tox/for/dark-spots): High
- [Mature skin](https://lovi.care/skincare/p/skinceuticals/p-tox/for/mature-skin): High (this page)
- [Dry sensitive skin](https://lovi.care/skincare/p/skinceuticals/p-tox/for/dry-sensitive-skin): High
- [Oily acne-prone skin](https://lovi.care/skincare/p/skinceuticals/p-tox/for/oily-acne-prone-skin): High

## Key ingredients

Advanced Peptide Complex, Hexapeptide, Niacinamide, Laminaria Digitata Extract

## What the research says

- A peptide complex stimulated basement membrane protein expressions and significantly improved skin wrinkles at all five measured sites after two weeks in 22 healthy Asian female volunteers older than 40 years. ([International Journal of Molecular Sciences, 2019](https://pubmed.ncbi.nlm.nih.gov/31861912/))
- A triple peptide complex synergistically stimulated collagen IV production in aged human fibroblasts and reduced periorbital wrinkle parameters compared to placebo in healthy Caucasian volunteers. ([Journal of Cosmetic Dermatology, 2010](https://pubmed.ncbi.nlm.nih.gov/20618556/))
- Argireline treatment twice daily for 4 weeks produced a significant anti-wrinkle effect with 48.9% total efficacy and decreased skin roughness in Chinese subjects compared with 0% efficacy and no decrease in roughness in the placebo group. ([American Journal of Clinical Dermatology, 2013](https://pubmed.ncbi.nlm.nih.gov/23417317/))
- Treatment with a combination of niacinamide and hyaluronic acid improved skin aging signs and demonstrated a senomorphic effect by decreasing SASP and autocrine signaling genes in women. ([Scientific Reports, 2024](https://pubmed.ncbi.nlm.nih.gov/39009698/))
- Dipeptides LE and MW significantly decreased UVB-induced erythema in 24 sites of human abdominal skin compared to a control. ([Peptides, 2011](https://pubmed.ncbi.nlm.nih.gov/21889965/))
- Postresurfacing use of a tripeptide/hexapeptide system improved healing, reduced erythema, exudation, tenderness, and burning/stinging, and increased subject satisfaction compared to a bland ointment and cream in 14 female subjects following facial laser resurfacing. ([Journal of Cosmetic Dermatology, 2017](https://pubmed.ncbi.nlm.nih.gov/28371204/))
- Adding a tripeptide/hexapeptide anhydrous gel pre- and post-procedure to a topical body treatment significantly reduced patient-reported scores of skin edema, induration, and subcutaneous fibrous banding compared to the body treatment alone in 10 female patients undergoing neck and body contouring procedures. ([Aesthetic Surgery Journal. Open Forum, 2021](https://pubmed.ncbi.nlm.nih.gov/33791673/))
- Topical tripeptide/hexapeptide formulations (RSN and TFB) applied around medial thigh liposuction accelerated healing, reduced induration, edema, and fluid infiltration, and improved extracellular matrix remodeling compared to a bland moisturizer. ([Aesthetic Surgery Journal. Open Forum, 2021](https://pubmed.ncbi.nlm.nih.gov/33791675/))
- Topical post-laser application of human adipocyte-derived mesenchymal stem cell media combined with niacinamide significantly improved wrinkle index, melanin index, patient satisfaction, and investigator esthetic improvement scores compared to vehicle cream in patients with aging skin. ([Journal of Cosmetic Dermatology, 2021](https://pubmed.ncbi.nlm.nih.gov/33103316/))
- Topical nicotinamide prevented solar-simulated UV-induced immunosuppression in healthy volunteers, and men experienced immunosuppression at solar-simulated UV doses three times lower than those required for women. ([The Journal of Investigative Dermatology, 2008](https://pubmed.ncbi.nlm.nih.gov/17882270/))
- Topical 5% niacinamide applied twice daily for 12 weeks reduced fine lines and wrinkles, hyperpigmented spots, red blotchiness, and skin sallowness, and improved skin elasticity compared to vehicle control in 50 female white subjects with facial photoaging. ([Dermatologic Surgery, 2005](https://pubmed.ncbi.nlm.nih.gov/16029679/))
- A skincare regimen containing Macrocystis pyrifera ferment consisting of a cleansing foam, a serum, and a moisturizer decreases the visible effects of inflammation and aging while promoting healing and improving patient satisfaction. ([Journal of Cosmetic Dermatology, 2024](https://pubmed.ncbi.nlm.nih.gov/38922798/))
- Macrocystis pyrifera ferment-containing creams decrease visible inflammation and signs of aging while enhancing barrier resilience and recovery. ([Journal of Cosmetic Dermatology, 2023](https://pubmed.ncbi.nlm.nih.gov/38041526/))
- Aqueous extracts from Macrocystis pyrifera and Durvillaea antarctica exhibited antiviral activity against acyclovir-sensitive and acyclovir-resistant HSV-1 and HSV-2, and topical formulations significantly reduced the severity and duration of HSV-1 skin lesions in an animal model compared to mock treatment and acyclovir. ([Frontiers in Microbiology, 2020](https://pubmed.ncbi.nlm.nih.gov/33013743/))

## What reviewers say

Based on a very large amount of data, this anti-aging peptide serum and cream duo is highly rated for targeting expression lines, deep-set wrinkles, and uneven skin texture. Users frequently report achieving a radiant, smooth, and hydrated complexion. Some users note that it may take time to see results on deeper wrinkles, and a few experienced breakouts. The high price point is also a common consideration.

- Liked: Smoother skin (mostly mentioned)
- Liked: Hydrating and light (often mentioned)
- Liked: Reduces lines (often mentioned)
- Disliked: High price point (often mentioned)
- Liked: Complements Botox (sometimes noted)
- Disliked: Slow results (sometimes noted)
- Disliked: Causes breakouts (rarely noted)

## How to apply

- Use this serum in your PM routine. Start by applying it 3 times a week, and work up to daily use if your skin likes it.
- Apply this serum after your toner and before your moisturizer.
- Gently press 2-3 drops of the serum into your skin and let it absorb for a minute.
- You can apply the serum on dry skin for the best results against fine lines.
- Always do a patch test before your first use and avoid the sensitive eye area.
- Video: https://storage.pora.ai/c879dda8655a61c19d3d8c9ebad6b06d.mp4

## Questions and answers

### What makes SkinCeuticals P-TOX a great fit for mature skin?

SkinCeuticals P-TOX is a great fit for mature skin because its advanced peptide complex, hexapeptides, and niacinamide help smooth out fine lines and wrinkles while boosting firmness. It is gentle on your skin and unlikely to cause irritation, making it safe for daily use.
Sources: [International Journal of Molecular Sciences, 2019](https://pubmed.ncbi.nlm.nih.gov/31861912/), [Journal of Cosmetic Dermatology, 2010](https://pubmed.ncbi.nlm.nih.gov/20618556/)

### Which ingredients make this treatment a good fit for mature skin?

Advanced Peptide Complex, hexapeptide, dipeptide, niacinamide, PHA, and Laminaria Digitata Extract make this treatment a great fit by smoothing lines, boosting elasticity, and gently renewing the complexion without irritation.
Sources: [International Journal of Molecular Sciences, 2019](https://pubmed.ncbi.nlm.nih.gov/31861912/), [Journal of Cosmetic Dermatology, 2010](https://pubmed.ncbi.nlm.nih.gov/20618556/)

### What does Peptide Complex do for mature skin?

Peptide complex helps smooth mature skin by reducing wrinkles, improving firmness, and boosting hydration. It is unlikely to cause irritation and works well to keep skin looking firm and elastic over time.
Sources: [International Journal of Molecular Sciences, 2019](https://pubmed.ncbi.nlm.nih.gov/31861912/), [Journal of Cosmetic Dermatology, 2010](https://pubmed.ncbi.nlm.nih.gov/20618556/)

### What does Hexapeptide do for mature skin?

Hexapeptide helps smooth out fine lines and wrinkles on mature skin when applied twice daily. Clinical studies show that it may improve skin texture and reduce the depth of wrinkles over several weeks of regular use.
Sources: [American Journal of Clinical Dermatology, 2013](https://pubmed.ncbi.nlm.nih.gov/23417317/), [International Journal of Molecular Sciences, 2025](https://pubmed.ncbi.nlm.nih.gov/40565185/)

### Where does it go in a skincare routine for mature skin?

This treatment goes in the evening routine after cleansing and before your moisturizer. Using it at night helps avoid any extra sun sensitivity, while active ingredients like peptides and niacinamide work to smooth fine lines and support a radiant complexion.
Sources: [Journal of Drugs in Dermatology, 2025](https://pubmed.ncbi.nlm.nih.gov/40327583/)

### Can I use this treatment with retinol, and in what order?

You can use this treatment with retinol, applying retinol first in your evening routine and following with this product. This combination helps smooth wrinkles while keeping skin comfortable and safe from irritation.
Sources: [International Journal of Molecular Sciences, 2019](https://pubmed.ncbi.nlm.nih.gov/31861912/), [Journal of Cosmetic Dermatology, 2010](https://pubmed.ncbi.nlm.nih.gov/20618556/)

### How often should I use it?

Use this treatment in the evening as part of your routine. It helps smooth fine lines and is unlikely to irritate your skin.
Sources: [International Journal of Molecular Sciences, 2019](https://pubmed.ncbi.nlm.nih.gov/31861912/), [Journal of Cosmetic Dermatology, 2010](https://pubmed.ncbi.nlm.nih.gov/20618556/)

### Can it clog pores, cause breakouts or purging for mature skin?

This treatment is unlikely to cause breakouts for mature skin since it has a low complaint rate for this issue and is formulated without harsh ingredients. It helps keep your skin clear while smoothing fine lines.

## Alternatives for mature skin

- [Paula's Choice RESIST Super Antioxidant Concentrate Serum](https://lovi.care/skincare/p/paula-s-choice/resist-super-antioxidant-concentrate-serum/for/mature-skin) — Superior fit — $53.00 at Amazon
- [SkinCeuticals C E Ferulic](https://lovi.care/skincare/p/skinceuticals/c-e-ferulic/for/mature-skin) — Superior fit — $39.99 at Amazon
- [Drunk Elephant A-Passioni Retinol Cream](https://lovi.care/skincare/p/drunk-elephant/a-passioni-retinol-cream/for/mature-skin) — High fit — $76.00 at Amazon

## Pairs well with

- Cleanser: [Fresh Soy Face Cleanser](https://lovi.care/skincare/p/fresh/soy-face-cleanser/for/mature-skin) — Superior fit — $28.08 at Amazon
- Hydrating Toner: [COSRX Propolis Synergy Toner](https://lovi.care/skincare/p/cosrx/full-fit-propolis-synergy-toner/for/mature-skin) — Superior fit — $17.00 at Amazon
- Moisturizer: [Obagi Hydrate Luxe Moisture-Rich Cream](https://lovi.care/skincare/p/obagi/hydrate-luxe/for/mature-skin) — Superior fit — $85.00 at Amazon

## Where to buy

No store in United States has a checked price for this product, so the page shows none.

## Ingredients

Advanced Peptide Complex, Hexapeptide, Dipeptide, Pha, Niacinamide, Laminaria Digitata Extract
## About the Lovi Fit

Lovi: Unbiased, science-based skincare AI trained on real user outcomes.

Lovi calculates every fit score from the full ingredient list with brand-independent rules its dermatologists and cosmetic chemists build and review, and personalizes every pick with AI trained on the real results of millions of users. Lovi trains its fit score models on a proprietary dataset built from more than 10,000 expert-labeled products and more than 100,000 simulated examples, following an internally consistent methodology presented at Cosmoprof, AMWC, and Skin of Color Update. Levels from best to worst: Superior, High, Average, Low, Caution, Warning.

Behind this fit score: Nadia Kapleva, MS (Co-founder, Medical Director); Alexey Shagraev, PhD (Co-founder, CEO and CTO); Dr. Sofía Perea Pérez, MD, MSc (Medical Board); Aishani Shah, MD (Medical Board); Asya Zubkova, MS (Medical Board); Hanna Kurets, MD (Medical Board, Medical Advisor); Elina Nazarenko, MD (Medical Board); Victoria Derkova, MS (Medical Board).

Page built Nov 8, 2026.

More from Lovi: https://lovi.care/skincare/llms.txt

## This page in other countries

- United States: https://lovi.care/skincare/p/skinceuticals/p-tox/for/mature-skin (this page)
- United Kingdom: https://lovi.care/skincare/uk/p/skinceuticals/p-tox/for/mature-skin
- Ireland: https://lovi.care/skincare/ie/p/skinceuticals/p-tox/for/mature-skin
- Germany: https://lovi.care/skincare/de/p/skinceuticals/p-tox/for/mature-skin
- France: https://lovi.care/skincare/fr/p/skinceuticals/p-tox/for/mature-skin
- Italy: https://lovi.care/skincare/it/p/skinceuticals/p-tox/for/mature-skin
- Netherlands: https://lovi.care/skincare/nl/p/skinceuticals/p-tox/for/mature-skin
- Spain: https://lovi.care/skincare/es/p/skinceuticals/p-tox/for/mature-skin
- Canada: https://lovi.care/skincare/ca/p/skinceuticals/p-tox/for/mature-skin
- Australia: https://lovi.care/skincare/au/p/skinceuticals/p-tox/for/mature-skin
- Singapore: https://lovi.care/skincare/sg/p/skinceuticals/p-tox/for/mature-skin
- Saudi Arabia: https://lovi.care/skincare/sa/p/skinceuticals/p-tox/for/mature-skin
- United Arab Emirates: https://lovi.care/skincare/ae/p/skinceuticals/p-tox/for/mature-skin