Paula's Choice 10% Niacinamide Booster for skin with dark spots
Niacinamide
Acetyl Glucosamine
Sodium Hyaluronate
Glycyrrhiza Glabra Root Extract Licorice Root Extract
Panthenol Vitamin B5High
- HighNormal Skin Fit
- HighEffectiveness
- HighSafety
A great choice for skin with dark spots; a few serums fit it even better.
This fit is calculated for the concerns frequently associated with dark spots: hyperpigmentation, sun spots, and uneven skin tone. For scores and recommendations based on your full skin profile, including your 12D face scan results and any goals or preferences you have, please use the Lovi app.
Page built Nov 8, 2026How the Fit score works
Lovi Assistant explains
- Offers high suitability for your normal skin, as niacinamide and acetyl glucosamine work to even skin tone and minimize pores, addressing your pigmentation concerns.
- The inclusion of ascorbyl glucoside and sodium hyaluronate further supports brightening and hydration, complementing your skin's needs.
- The product is safe for your skin, with no reported irritation risks due to the absence of harsh ingredients.
How to apply
- Apply this serum as part of your PM routine starting 3x/week and build up to daily use if your skin likes it.
- Place the serum after cleansing and toning, but before your moisturizer.
- Gently press 2-3 drops of the serum into your skin and wait a minute for it to absorb.
- Apply the serum on dry skin to help fade pigmentation effectively.
- Avoid the eye area and always use SPF 30+ during the day.
People Say
★4.2Overall rating based on 900+ reviewsUsers with oily and combination skin frequently praise this booster for its ability to visibly minimize pores and smooth rough texture, often describing the results as transformative for congestion and post-acne marks. A significant minority of reviewers experience adverse reactions, including breakouts and redness, while others find the price point high for the small quantity provided.
Highlights
Minimizes enlarged pores Mostly Mentioned
- “pores look smaller”
- “tightened my pores”
- “pores less visible”
- “refined pore size”
- “helped with congestion”
Improves skin texture Often Mentioned
- “skin feels smoother”
- “softens rough patches”
- “glass skin effect”
- “bumps disappeared”
- “refined surface”
Lightweight & layerable Often Mentioned
- “watery consistency”
- “absorbs instantly”
- “mixes well with moisturizer”
- “non-greasy”
- “no pilling”
Controls oil production Sometimes Noted
- “less oily t-zone”
- “balanced sebum”
- “matte finish”
- “controlled shine”
- “less greasy during day”
Fades marks & redness Sometimes Noted
- “reduced post-acne marks”
- “calmed redness”
- “brightened complexion”
- “faded dark spots”
- “evened skin tone”
Causes breakouts/irritation Sometimes Noted
- “caused cystic acne”
- “tiny red bumps”
- “broke me out”
- “burning sensation”
- “skin barrier damage”
Expensive for size Sometimes Noted
- “tiny bottle”
- “pricey for amount”
- “runs out quickly”
- “not worth the cost”
- “expensive per ml”
No visible results Rarely Noted
- “did nothing”
- “saw no difference”
- “waste of money”
- “ineffective”
- “no change in pores”
Packaging issues Rarely Noted
- “dropper is messy”
- “hard to get last drops”
- “bottle leaks”
- “crusty rim”
- “bad dispenser”
Sticky/tacky finish Rarely Noted
- “feels sticky”
- “tacky residue”
- “leaves a film”
- “sticky after application”
- “glue-like texture”
Sources: lovi.care, sephora.com, paulaschoice.com, dermstore.com, cultbeauty.co.uk, amazon.com, and more
Questions and answers
What makes Paula's Choice 10% Niacinamide Booster a great fit for skin with dark spots?
Paula's Choice 10% Niacinamide Booster is a great fit because niacinamide and acetyl glucosamine help fade dark spots and even out skin tone. It also includes brightening vitamin C and soothing licorice root extract to support a clear, smooth complexion without irritation.
Which ingredients make this serum a good fit for skin with dark spots?
Niacinamide and acetyl glucosamine are the key ingredients that make this serum a great fit because they work to even skin tone and reduce dark spots. Ascorbyl glucoside and licorice root extract further support brightening to help fade stubborn discoloration.
What does Niacinamide do for skin with dark spots?
Niacinamide helps fade dark spots and uneven pigmentation by slowing down the transfer of pigment in the skin. It is generally well tolerated and may improve overall skin brightness with consistent use.
What does Acetyl Glucosamine do for skin with dark spots?
Acetyl glucosamine helps fade dark spots and makes skin tone more even. Clinical studies show that it visibly reduces facial hyperpigmentation and brightens the skin.
Where does this serum go in a skincare routine for skin with dark spots?
This serum goes in the evening routine after cleansing and toning, and before your moisturizer. Niacinamide and vitamin C derivatives help brighten skin and fade dark spots safely.
Can I use this serum with retinol, and in what order?
Yes, you can use this serum with retinol by applying this booster first and then following with your retinol product, or by using them on alternating nights. This helps fade dark spots while keeping your skin calm, as the formula is gentle and unlikely to cause irritation.
How often should I use this serum?
This treatment is used in the evening as part of your routine for skin with dark spots. Niacinamide and acetyl glucosamine help even skin tone and minimize pores with high suitability and no reported irritation risks.
Can this serum clog pores, cause breakouts or purging for skin with dark spots?
This booster is unlikely to cause irritation or breakouts, as it has a safe formula without harsh ingredients, though some shoppers do mention minor breakouts. It helps brighten dark spots and even out skin tone while keeping your skin calm.
Is this serum fragrance-free and alcohol-free?
Yes, it has no fragrance and no drying alcohol.
What the research says
Niacinamide significantly decreased hyperpigmentation and increased skin lightness compared with vehicle alone after 4 weeks of use in women by inhibiting melanosome transfer.
The British Journal of Dermatology, 2002Topical 2% N-acetyl glucosamine reduced facial hyperpigmentation in an 8-week split-face clinical test, with an even greater effect observed when combined with 4% niacinamide.
Journal of Cosmetic Dermatology, 2007Topical hyaluronic acid filler serum combined with Botulinum toxin type A lengthened the duration of the toxin's effect in reducing wrinkles compared to Botulinum toxin type A alone.
Dermatologic Therapy, 2022Topical 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, 2021Topical 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, 2008Topical 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, 2005N-acetyl-glucosamine-loaded nanostructured lipid carriers successfully delivered the hydrophilic agent through the skin and reduced melanin distribution in healthy volunteers.
Advanced Pharmaceutical Bulletin, 2016Topical cosmetic products containing hyaluronic acid, N-acetyl glucosamine, and gamma-amino butyric acid improved skin hydration by 24.28% to 33.60%, elasticity by 11.98%, and skin lightening by 5.26% over 2 months in 20 female participants.
Journal of Cosmetic and Laser Therapy, 2019Liposomes containing N-acetyl glucosamine prepared using the fusion method significantly increased skin moisture content compared to empty liposomes in human volunteers over a 5-hour period.
Journal of Cosmetic Dermatology, 2013Topical application of 0.1% hyaluronic acid formulations of different molecular weights led to significant improvements in skin hydration and elasticity, with low-molecular-weight formulations also significantly reducing wrinkle depth in seventy-six female subjects compared to a vehicle control.
Journal of Drugs in Dermatology, 2011Topical application of hyaluronic acid in conjunction with free gingival graft significantly reduced donor site postoperative pain until day 7 compared to normal saline, with no significant differences in graft dimensions or patient satisfaction.
Clinical Oral Investigations, 2022Treatment with a hyaluronic acid-containing mouth rinse or topical gel led to significant lesion reduction, pain relief, and normalization of lesion color in adult patients with minor recurrent aphthous stomatitis, with the gel formulation showing an earlier healing onset at 3 days.
BMC Oral Health, 2019Combining 755 nm alexandrite laser with topical licorice gel significantly reduces terminal hair counts compared to alexandrite laser with placebo in women with idiopathic hirsutism.
Evidence-based Complementary and Alternative Medicine, 2015Licochalcone A activated Nrf2 signaling, elevated cytoprotective enzymes, increased the reduced-to-oxidized glutathione ratio, and decreased reactive oxygen species in human fibroblasts and neutrophils, while a LicA-rich licorice extract lowered UVA-induced oxidative processes in vivo.
Experimental Dermatology, 2015Bioactive glycyrrhizic acid and oxymatrine ionic liquid self-assembled nanomicelles significantly promoted the transdermal permeation, subcutaneous retention, and anti-photoaging efficacy of palmitoyl pentapeptide-4 in cellular and animal models compared to unformulated peptide.
Advanced Science, 2025Topical dexpanthenol acts as a moisturizer, improves stratum corneum hydration, accelerates wound healing and epidermal regeneration, reduces erythema, and improves symptoms of skin irritation compared to vehicle or no pretreatment.
American Journal of Clinical Dermatology, 2002Moisturizer containing 5% panthenol, madecassoside, and copper-zinc-manganese decreased adverse reactions and downtime after ablative fractional carbon dioxide laser resurfacing with comparable efficacy to 0.02% triamcinolone acetonide cream in 20 subjects.
Journal of Cosmetic Dermatology, 2019Topical dexpanthenol formulated in lipophilic vehicles improved stratum corneum hydration and reduced transepidermal water loss compared to vehicle control in humans.
Arzneimittel-Forschung, 2000
Ingredients
Water, Niacinamide, Acetyl Glucosamine, Ascorbyl Glucoside Ascorbic Acid, Butylene Glycol, Sodium Hyaluronate, Allantoin, Boerhavia Diffusa Root Extract, Glycerin, Dipotassium Glycyrrhizate, Glycyrrhiza Glabra Root Extract Licorice Root Extract, Ubiquinone, Epigallocatechin Gallate, Beta-Glucan, Panthenol, Carnosine, Genistein, Citric Acid, Sodium Citrate, Sodium Hydroxide, Xanthan Gum, Disodium Edta, Ethylhexylglycerin, Phenoxyethanol
Behind this fit score
Lovi calculates every fit score from the full ingredient list with brand-independent rules our 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.
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Co-founder, Medical Director
Cosmetic chemist, cosmetologist, aesthetic products developer
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Co-founder, CEO and CTO
PhD in computer science, 3x US patent holder, ex-Google, ex-Yandex
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Dr. Sofía Perea Pérez, MD, MSc
Medical Board
Aesthetic medicine practitioner, MSc in Longevity and Anti-Aging Medicine
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Medical Board
Specialist dermatologist, MBBS, MD, IFAAD
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Medical Board
Cosmetic chemist, SCS, IFSCC member
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Medical Board, Medical Advisor
Dermatology MD
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Elina Nazarenko, MD
Medical Board
Dermatology and diagnostic consultant
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Victoria Derkova, MS
Medical Board
Cosmetic chemist, cosmetic development technologist
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