# PCA SKIN Vitamin B3 Brightening Serum for oily acne-prone skin

**Lovi Fit: High fit for oily acne-prone skin.**
Oily Skin Fit: High · Effectiveness: High · Safety: High.

Page: https://lovi.care/skincare/ie/p/pca-skin/vitamin-b3-brightening-serum/for/oily-acne-prone-skin

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

Brand: [PCA SKIN](https://lovi.care/skincare/ie/brands/pca-skin)
Category: [Serums and treatments](https://lovi.care/skincare/ie/best/serums)

This fit is calculated for the concerns frequently associated with oily acne-prone skin: shine, breakouts, blemishes, and enlarged pores. For scores based on a full skin profile (12D face scan, goals, preferences), use the Lovi app.

A great choice for oily acne-prone skin; a few serums fit it even better.

## Why this fit

- Highly suitable for your oily skin, this serum utilizes niacinamide to regulate sebum production and reduce inflammation, addressing your concerns with acne, blemishes, and breakouts. Glycerin provides essential hydration without clogging pores, ensuring comfort for your oily skin type.
- The inclusion of sodium ascorbate and various botanical extracts offers moderate brightening benefits, contributing to a more even skin tone.
- The product has a favorable safety profile, with no identified risks of irritation for your oily skin due to the absence of harsh or prohibited ingredients.

## Fit by skin type

- [Oily skin](https://lovi.care/skincare/ie/p/pca-skin/vitamin-b3-brightening-serum/for/oily-skin): Average
- [Dry skin](https://lovi.care/skincare/ie/p/pca-skin/vitamin-b3-brightening-serum/for/dry-skin): High
- [Combination skin](https://lovi.care/skincare/ie/p/pca-skin/vitamin-b3-brightening-serum/for/combination-skin): Average
- [Sensitive skin](https://lovi.care/skincare/ie/p/pca-skin/vitamin-b3-brightening-serum/for/sensitive-skin): Average
- [Acne-prone skin](https://lovi.care/skincare/ie/p/pca-skin/vitamin-b3-brightening-serum/for/acne-prone-skin): Average
- [Skin with dark spots](https://lovi.care/skincare/ie/p/pca-skin/vitamin-b3-brightening-serum/for/dark-spots): High
- [Mature skin](https://lovi.care/skincare/ie/p/pca-skin/vitamin-b3-brightening-serum/for/mature-skin): High
- [Dry sensitive skin](https://lovi.care/skincare/ie/p/pca-skin/vitamin-b3-brightening-serum/for/dry-sensitive-skin): High
- [Oily acne-prone skin](https://lovi.care/skincare/ie/p/pca-skin/vitamin-b3-brightening-serum/for/oily-acne-prone-skin): High (this page)

## Key ingredients

Niacinamide, Glycerin, Camellia Sinensis Leaf Extract, Morus Alba Leaf Extract, Oligopeptide-51

## What the research says

- A single application of a moisturizing fluid containing hyaluronic acid 1%, glycerin 5%, and Centella asiatica stem cells extract significantly increased skin hydration by 29% and reduced transepidermal water loss at 24 hours compared to baseline and an untreated control site in twenty healthy women. ([Clinical, Cosmetic and Investigational Dermatology, 2017](https://pubmed.ncbi.nlm.nih.gov/28860834/))
- Topical 10% sodium ascorbate significantly reduced the change in erythema index compared to vehicle in fourteen subjects with dark circles of the lower eyelids over 6 months. ([Skin Research and Technology, 2009](https://pubmed.ncbi.nlm.nih.gov/19626722/))
- Topical treatment of nicotinamide, alone or in combination with other active ingredients, reduces the progression of skin aging and hyperpigmentation in clinical trials while being well tolerated. ([Antioxidants, 2021](https://pubmed.ncbi.nlm.nih.gov/34439563/))
- 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/))
- The emollient V0034CR significantly reduced TEWL compared to vehicle and vehicle plus glycerol, and significantly increased corneometry scores compared to vehicle and vehicle plus petrolatum in healthy volunteers with dry skin, demonstrating combined barrier function improvement from petrolatum and hydration improvement from glycerol. ([Journal of Cosmetic Dermatology, 2020](https://pubmed.ncbi.nlm.nih.gov/31532576/))
- Ten days of treatment with a cream containing 20% glycerin significantly increased skin hydration measured by corneometer values in 17 healthy volunteers compared to a placebo cream, but showed no influence on transepidermal water loss or skin sensitivity to an irritating surfactant. ([International Journal of Cosmetic Science, 2001](https://pubmed.ncbi.nlm.nih.gov/18498456/))
- Niacinamide/glycerin body moisturizers provided better rapid and prolonged improvement of cosmetic xerosis through functional improvement of stratum corneum barrier function compared to no treatment and conventional moisturizers in female subjects. ([Journal of Drugs in Dermatology, 2012](https://pubmed.ncbi.nlm.nih.gov/22206073/))
- Topical green tea extract significantly improved clinical symptoms, tear breakup times, and meibomian gland health compared to standard treatment in patients with dry eye and Meibomian Gland Dysfunction. ([Journal of Clinical and Diagnostic Research, 2017](https://pubmed.ncbi.nlm.nih.gov/28384900/))
- Topical low-dose green tea extract reduces UVB-induced p53 expression and apoptosis in human skin keratinocytes compared to placebo. ([Experimental Dermatology, 2009](https://pubmed.ncbi.nlm.nih.gov/18631247/))
- An anti-acne hydrogel containing Aloe barbadensis, Garcinia mangostana, and Camellia sinensis extracts showed superior antiacne and antiblotch activities compared to 1% clindamycin gel in sixty subjects with mild-moderate acne. ([Clinical, Cosmetic and Investigational Dermatology, 2019](https://pubmed.ncbi.nlm.nih.gov/31239743/))
- Topical application of a 2% cream containing combined fruit extracts for 56 days significantly reduced wrinkle depth by 11.5%, length by 10.07%, and area by 29.55% in 21 female subjects compared to a placebo. ([Clinical, Cosmetic and Investigational Dermatology, 2015](https://pubmed.ncbi.nlm.nih.gov/26203268/))
- Plant Milking technology applied to Morus alba L. produced an extract enriched in prenylated compounds with an 18-fold increase compared to commercial root extract and confirmed wrinkle reduction benefits in aged women. ([Molecules, 2020](https://pubmed.ncbi.nlm.nih.gov/32932881/))
- Morus alba root extract enhanced proliferation and up-regulated keratin expression and CXCL12/CXCR4 signaling in primary cell and skin explant cultures. ([Phytotherapy Research, 2015](https://pubmed.ncbi.nlm.nih.gov/26014513/))

## What reviewers say

Users frequently praise this serum for its ability to brighten skin and fade dark spots, often noting its gentle formulation suitable for sensitive or acne-prone skin. Many report a radiant complexion and improved skin barrier health. Some users mention that results can be gradual and require consistent, long-term use to become noticeable.

- Liked: Effective brightening (mostly mentioned)
- Liked: Gentle, non-irritating (often mentioned)
- Liked: Lightweight texture (often mentioned)
- Liked: Hydrating, barrier support (sometimes noted)
- Disliked: High price point (sometimes noted)
- Disliked: Slow results (rarely noted)
- Disliked: Texture preferences (rarely noted)

## How to apply

- Could be used as part of your PM routine. Start 3 times a week and build up to daily use if your skin tolerates it well.
- Apply your serum after cleansing and toning, but before putting on your moisturizer.
- Gently press 2 to 3 drops of the serum into your skin and let it absorb for a minute.
- Apply the serum on clean, dry skin to help manage your blemishes safely.
- Do a patch test before your first use and avoid the delicate eye area.
- Video: https://storage.pora.ai/c879dda8655a61c19d3d8c9ebad6b06d.mp4

## Questions and answers

### What makes PCA Skin Vitamin B3 Brightening Serum a great fit for oily acne-prone skin?

This serum is a great fit because niacinamide helps regulate oil and calm redness, while glycerin provides light hydration that won't clog pores. It also includes plant extracts and vitamin C to help brighten your skin tone safely without causing irritation.
Sources: [Antioxidants, 2021](https://pubmed.ncbi.nlm.nih.gov/34439563/), [Clinical, Cosmetic and Investigational Dermatology, 2017](https://pubmed.ncbi.nlm.nih.gov/28860834/)

### Which ingredients make this serum a good fit for oily acne-prone skin?

Niacinamide makes this serum a great fit because it helps control excess oil and calm breakouts, while glycerin keeps oily skin comfortable by providing light hydration without clogging pores. The formula is very safe and is unlikely to cause irritation.
Sources: [Antioxidants, 2021](https://pubmed.ncbi.nlm.nih.gov/34439563/), [Clinical, Cosmetic and Investigational Dermatology, 2017](https://pubmed.ncbi.nlm.nih.gov/28860834/)

### What does Niacinamide do for oily acne-prone skin?

Niacinamide helps balance oil production, calms redness, and is unlikely to irritate oily, acne-prone skin while improving blemishes. Clinical tests show it reduces excess oil and helps clear up both inflammatory and non-inflammatory acne breakouts.
Sources: [Journal of Cosmetic and Laser Therapy, 2006](https://pubmed.ncbi.nlm.nih.gov/16766489/), [Journal of Cosmetic Dermatology, 2024](https://pubmed.ncbi.nlm.nih.gov/38299457/)

### What does Glycerin do for oily acne-prone skin?

Glycerin helps keep oily acne-prone skin hydrated without feeling heavy. It draws moisture into the skin while supporting the skin barrier so it stays soft and balanced.
Sources: [The British Journal of Dermatology, 2008](https://pubmed.ncbi.nlm.nih.gov/18510666/), [Clinical, Cosmetic and Investigational Dermatology, 2017](https://pubmed.ncbi.nlm.nih.gov/28860834/)

### Where does this serum go in a skincare routine for oily acne-prone skin?

This serum goes in the evening routine after cleansing and before moisturizing, as suggested for treatments to keep things simple and safe around sun exposure. It is unlikely to irritate oily skin since it lacks harsh ingredients and uses niacinamide and glycerin to manage oil and provide light hydration.
Sources: [International Journal of Cosmetic Science, 2020](https://pubmed.ncbi.nlm.nih.gov/31461548/)

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

You can use this serum alongside retinol by applying the serum first and letting it absorb before putting on your retinol. This combination is unlikely to cause irritation because the serum lacks harsh ingredients, and using a hydrating and calming formula helps keep oily skin comfortable while managing breakouts.
Sources: [Journal of Cosmetic Dermatology, 2024](https://pubmed.ncbi.nlm.nih.gov/38102855/)

### How often should I use this serum?

Use this treatment serum in your evening routine. It is a great fit for your oily acne-prone skin because it regulates oil production and hydrates without clogging pores, and it is unlikely to cause irritation.
Sources: [Clinical, Cosmetic and Investigational Dermatology, 2017](https://pubmed.ncbi.nlm.nih.gov/28860834/)

### Can this serum clog pores, cause breakouts or purging for oily acne-prone skin?

This serum is a great fit for your oily acne-prone skin because niacinamide helps control oil and glycerin provides light moisture without clogging pores. It is very unlikely to cause irritation or breakouts since it lacks harsh ingredients and has a very safe profile.
Sources: [Clinical, Cosmetic and Investigational Dermatology, 2017](https://pubmed.ncbi.nlm.nih.gov/28860834/), [Antioxidants, 2021](https://pubmed.ncbi.nlm.nih.gov/34439563/)

### Is this serum fragrance-free and alcohol-free?

Yes, it has no fragrance and no drying alcohol.

## Alternatives for oily acne-prone skin

- [Beauty of Joseon Propolis + Niacinamide Glow Serum](https://lovi.care/skincare/ie/p/beauty-of-joseon/propolis-niacinamide-glow-serum/for/oily-acne-prone-skin) — Superior fit — €14.94 at Amazon
- [Neogen Dermalogy Real Vitamin C Serum](https://lovi.care/skincare/ie/p/neogen-dermalogy/real-vitamin-c-serum/for/oily-acne-prone-skin) — Superior fit — €29.07 at Amazon
- [NEOGEN DERMALOGY REAL VITA C SERUM](https://lovi.care/skincare/ie/p/neogen-dermalogy/real-vita-c-serum/for/oily-acne-prone-skin) — High fit — €31.40 at Amazon

## Pairs well with

- Cleanser: [IS Clinical Cleansing Complex](https://lovi.care/skincare/ie/p/is-clinical/cleansing-complex/for/oily-acne-prone-skin) — Superior fit — €95.00 at Amazon
- Hydrating Toner: [Paula's Choice Pore-Reducing Toner](https://lovi.care/skincare/ie/p/paula-s-choice/skin-balancing-pore-reducing-toner/for/oily-acne-prone-skin) — Superior fit — €36.00 at Amazon
- Moisturizer: [COSRX Oil-Free Ultra-Moisturizing Lotion with Birch Sap](https://lovi.care/skincare/ie/p/cosrx/oil-free-ultra-moisturizing-lotion-with-birch-sap/for/oily-acne-prone-skin) — Superior fit — €16.50 at Amazon

## Where to buy

- Amazon.ie: €265.00 (https://www.amazon.ie/dp/B07TNTLJ1L?tag=lovi-care-web-product02-21&linkCode=osi&th=1&psc=1)
Prices checked 6 Nov 2026.

## Ingredients

Water, Glycerin, Dimethicone, Niacinamide, Butylene Glycol, Diphenylsiloxy Phenyl Trimethicone, Microcrystalline Cellulose, Peg-9 Polydimethylsiloxyethyl Dimethicone, Polymethylsilsesquioxane, Dimethicone Peg-10 15 Crosspolymer, Phenoxyethanol, Sodium Chloride, Dimethicone Phenyl Vinyl Dimethicone Crosspolymer, Sodium Citrate, Caprylyl Glycol, Disodium Edta, Cellulose Gum, Chlorphenesin, Camellia Sinensis Leaf Extract, Morus Alba Leaf Extract, Oligopeptide-51, Dicrateria Rotunda Oil, Ruttnera Lamellosa Oil, Lecithin, Sodium Ascorbate
## 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/pca-skin/vitamin-b3-brightening-serum/for/oily-acne-prone-skin
- United Kingdom: https://lovi.care/skincare/uk/p/pca-skin/vitamin-b3-brightening-serum/for/oily-acne-prone-skin
- Ireland: https://lovi.care/skincare/ie/p/pca-skin/vitamin-b3-brightening-serum/for/oily-acne-prone-skin (this page)
- Germany: https://lovi.care/skincare/de/p/pca-skin/vitamin-b3-brightening-serum/for/oily-acne-prone-skin
- France: https://lovi.care/skincare/fr/p/pca-skin/vitamin-b3-brightening-serum/for/oily-acne-prone-skin
- Italy: https://lovi.care/skincare/it/p/pca-skin/vitamin-b3-brightening-serum/for/oily-acne-prone-skin
- Netherlands: https://lovi.care/skincare/nl/p/pca-skin/vitamin-b3-brightening-serum/for/oily-acne-prone-skin
- Spain: https://lovi.care/skincare/es/p/pca-skin/vitamin-b3-brightening-serum/for/oily-acne-prone-skin
- Canada: https://lovi.care/skincare/ca/p/pca-skin/vitamin-b3-brightening-serum/for/oily-acne-prone-skin
- Australia: https://lovi.care/skincare/au/p/pca-skin/vitamin-b3-brightening-serum/for/oily-acne-prone-skin
- Singapore: https://lovi.care/skincare/sg/p/pca-skin/vitamin-b3-brightening-serum/for/oily-acne-prone-skin
- Saudi Arabia: https://lovi.care/skincare/sa/p/pca-skin/vitamin-b3-brightening-serum/for/oily-acne-prone-skin
- United Arab Emirates: https://lovi.care/skincare/ae/p/pca-skin/vitamin-b3-brightening-serum/for/oily-acne-prone-skin