Paula's Choice C15 Super Booster for acne-prone skin
Ascorbic Acid
Ferulic Acid
Vitamin E Tocopherol
Sodium Hyaluronate
BisabololHigh
- HighCombination Skin Fit
- HighEffectiveness
- HighSafety
A great choice for acne-prone skin; a few serums fit it even better.
This fit is calculated for the concerns frequently associated with acne-prone skin: breakouts, blackheads, and post-acne marks. 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 combination skin as ascorbic acid and ferulic acid provide antioxidant and skin-brightening effects without exacerbating oiliness.
- The formulation also targets acne and blemishes effectively, with panthenol and bisabolol offering soothing benefits.
- The safety profile is excellent, with no risks of irritation due to the absence of prohibited or harsh ingredients.
How to apply
- Use your serum as part of your PM routine and start 3x/week before working up to daily use.
- Apply this treatment after cleansing and toner, and before your moisturizer.
- Gently press 2-3 drops of the serum into your skin and let it absorb for a minute.
- Apply the product on clean, dry skin to help manage your breakouts safely.
- Avoid the eye area and do a patch test before your first use.
People Say
★4.2Overall rating based on 300+ reviewsUsers frequently report a noticeable glow and brightening of dull complexions with this booster, appreciating its gentle, non-irritating formula and lightweight texture that also smooths fine lines and improves skin texture. A significant number of users are dissatisfied with the product's rapid oxidation, leading to a short shelf life, and find the small bottle size to be expensive.
Highlights
Brightens skin Mostly Mentioned
- “visible glow”
- “skin looks radiant”
- “fades dark spots”
- “brightens dull complexion”
Lightweight texture Often Mentioned
- “absorbs instantly”
- “watery consistency”
- “not sticky”
- “layers well”
Non-irritating Often Mentioned
- “no stinging”
- “great for sensitive skin”
- “doesn't cause redness”
- “gentle formula”
Oxidizes quickly Often Mentioned
- “turned orange in weeks”
- “goes bad fast”
- “shelf life is short”
- “brown upon arrival”
Improves texture Sometimes Noted
- “smoother skin”
- “pores look smaller”
- “skin feels softer”
- “evened out tone”
Packaging issues Sometimes Noted
- “dropper leaks”
- “hard to get last drops”
- “bottle design could be better”
- “messy application”
Price Sometimes Noted
- “expensive for size”
- “pricey”
- “small bottle”
- “costly repurchase”
Unpleasant smell Sometimes Noted
- “smells like hot dog water”
- “metallic scent”
- “ferulic acid smell”
- “strong odor”
Sources: lovi.care, paulaschoice.com, amazon.com, sephora.com, myskincareregime.com, byrdie.com, and more
Questions and answers
What makes Paula's Choice C15 Super Booster a great fit for acne-prone skin?
Paula's Choice C15 Super Booster is a great fit for acne-prone skin because ascorbic acid and ferulic acid brighten skin and fight damage without making oily areas worse. Panthenol and bisabolol help soothe blemishes, and the formula is unlikely to cause irritation.
Journal of the American Academy of Dermatology, 2008Journal of Cosmetic Dermatology, 2008
Which ingredients make this serum a good fit for acne-prone skin?
Ascorbic acid and ferulic acid brighten and protect acne-prone skin without adding oil, while panthenol and bisabolol help soothe blemishes. This gentle mix is unlikely to cause irritation.
Journal of Cosmetic Dermatology, 2020Journal of the American Academy of Dermatology, 2008
What does Vitamin C do for acne-prone skin?
Vitamin C helps brighten skin, smooth out uneven tones, and fade dark spots left behind by breakouts. It is also packed with antioxidants that may help protect acne-prone skin from everyday environmental stress.
Journal of Cosmetic Dermatology, 2023Journal of Drugs in Dermatology, 2024
What does Ferulic Acid do for acne-prone skin?
Ferulic acid helps protect acne-prone skin from UV damage and may reduce redness and dark spots left behind after breakouts clear. Combining it with supportive treatments can also improve skin texture and tone while helping calm inflammation.
Journal of the American Academy of Dermatology, 2008Journal of Cosmetic Dermatology, 2008
Where does this serum go in a skincare routine for acne-prone skin?
This treatment goes in the evening routine after cleansing toner and before moisturizer, as Lovi places treatments in the evening for simplicity and extra safety around sun exposure. It is unlikely to irritate your skin or cause extra oiliness.
Can I use this serum with retinol, and in what order?
You can use this serum with retinol by applying this vitamin C product in the morning and saving your retinol for your evening routine. This approach helps you avoid potential irritation while still getting the brightening and smoothing benefits of both ingredients.
Journal of Cosmetic Dermatology, 2020Journal of the American Academy of Dermatology, 2008
How often should I use this serum?
This treatment is used in the evening routine once a week to start, and can be used more often if your skin tolerates it well and shows good results. The formula has an excellent safety profile with no risks of irritation, helping brighten and soothe acne-prone skin.
Journal of Cosmetic Dermatology, 2020Journal of the American Academy of Dermatology, 2008
Can this serum clog pores, cause breakouts or purging for acne-prone skin?
This treatment is a great fit because ascorbic acid and ferulic acid brighten your skin without adding extra oil. It also helps calm blemishes using panthenol and bisabolol, and it is unlikely to irritate acne-prone skin.
Journal of the American Academy of Dermatology, 2008Journal of Cosmetic Dermatology, 2008
Is this serum fragrance-free and alcohol-free?
Yes, it has no fragrance and no drying alcohol.
What the research says
A topical serum containing vitamin C, vitamin E, and raspberry leaf cell culture extract improved skin color, elasticity, radiance, smoothness, scaliness, and wrinkles compared to the untreated contralateral side in fifty female volunteers.
Journal of Cosmetic Dermatology, 2020A topical antioxidant solution of 15% L-ascorbic acid, 1% alpha-tocopherol, and 0.5% ferulic acid provides significant photoprotection against solar-simulated UV radiation in human skin compared to its vehicle.
Journal of the American Academy of Dermatology, 2008Pretreatment with a topical antioxidant mixture of vitamin C, ferulic acid, and phloretin attenuated ultraviolet-induced sunburn cell formation, thymine dimer formation, matrix metalloproteinase-9 expression, p53 protein expression, and the suppression of CD1a-expressing Langerhans cells in human skin compared to vehicle control.
Journal of Cosmetic Dermatology, 2008A panthenol-enriched mask significantly decreased erythema and hyperpigmentation, increased sebum and stratum corneum moisture, and reduced transepidermal water loss compared to a saline dressing in 60 subjects undergoing facial laser treatment.
Journal of Cosmetic Dermatology, 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, 2002Topical application of 5% vitamin C cream significantly improved global clinical scores, increased skin microrelief density, and induced elastic tissue repair in photoaged skin compared to excipient control in healthy female volunteers.
Experimental Dermatology, 2003Ascorbic acid 2-glucoside gel significantly reduced gingival melanin pigmentation after 4 weeks compared to placebo in 73 subjects with symmetric pigmentation.
Journal of Periodontology, 2009Topical application of VC-IP cream twice daily for 8 weeks reduces periorbital wrinkles in female subjects compared to a placebo cream.
Journal of Cosmetic Dermatology, 2022Treatment with 14% ferulic acid and 12% l-ascorbic acid significantly reduced pigmentation and erythema while improving hydration and elasticity in 20 women with photoaged skin, with neither acid proving definitively more effective overall though ascorbic acid showed slightly greater skin lightening.
Dermatologic Therapy, 2022Combining fractional microneedle radiofrequency with a topical antioxidant serum significantly reduced wrinkle severity by 29.9% versus 18.0%, increased elasticity by 12.9% versus 2.3%, and improved aesthetic outcomes in 31 participants compared to radiofrequency and placebo.
The Journal of Dermatological Treatment, 2025Topical ferulic acid-containing formulations effectively reduce skin erythema, hyperpigmentation, and signs of aging in adults compared to baseline or alternative conditions.
The Journal of Clinical and Aesthetic Dermatology, 2025Topical application of an antioxidant serum containing 15% ascorbic acid, 0.5% ferulic acid, and 1% tocopherol prevented particulate matter-induced degradation of extracellular matrix components, inflammation, and oxidative stress in the skin of 15 female volunteers compared to untreated controls.
Journal of Cosmetic Dermatology, 2025Dermatological products containing d-alpha tocopheryl acetate showed non-comedogenic potential with less than a 50% increase in microcomedones in 12 healthy male subjects compared to octyl palmitate.
Contemporary Clinical Trials Communications, 2021Topical application of an antioxidant mix containing 15% ascorbic acid, 0.5% ferulic acid, and 1% tocopherol prevented PM and UV-induced skin barrier perturbation, lipid peroxidation, inflammatory markers, MMP9 activation, and Type I collagen loss in 15 healthy females compared to untreated exposed skin.
Journal of Cosmetic Dermatology, 2024Topical 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, 2019Application of an alpha-bisabolol-containing cream produced a significant skin-lightening effect in pigmented skin compared to a vehicle control in the majority of female subjects after 8 weeks.
International Journal of Cosmetic Science, 2010The combination of allantoin, bisabolol, D-panthenol and dipotassium glycyrrhizinate reduces UVB-induced PGE2, inflammatory cytokines, and mitochondrial superoxide in human epidermal keratinocytes.
International Journal of Cosmetic Science, 2024
Ingredients
Water, Ascorbic Acid, Butylene Glycol, Ethoxydiglycol, Glycerin, Ppg-26-Buteth-26, Peg-40 Hydrogenated Castor Oil, Pentylene Glycol, Tocopherol Vitamin E, Sodium Hyaluronate, Hexanoyl Dipeptide-3 Norleucine Acetate, Lecithin, Ferulic Acid, Panthenol, Bisabolol, Rice Bran Extract, Propyl Gallate, Sodium Gluconate, Sodium Hydroxide, Phenoxyethanol, Ethylhexylglycerin
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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