Isntree Green Tea Fresh Serum for oily skin
Jeju Green Tea Extract
Niacinamide
Squalane
PanthenolHigh
- SuperiorOily Skin Fit
- HighEffectiveness
- ExcellentSafety
One of the best moisturizers for oily skin.
This fit is calculated for the concerns frequently associated with oily skin: shine, enlarged pores, blackheads, and blemishes. 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
- This serum is highly suitable for your oily skin, as Camellia Sinensis Leaf Extract and Niacinamide work effectively to control sebum production and reduce shine, addressing your primary concern.
- The inclusion of Panthenol and Betaine offers additional hydration and soothing benefits, complementing the serum's core functions for your skin.
- The product is safe for your skin, with soothing ingredients like Camellia Sinensis Leaf Extract and Dipotassium Glycyrrhizate minimizing irritation risk.
How to apply
- Could be used as part of your AM or PM routine every day to keep your face fresh.
- Apply this moisturizer after cleansing and toning, but right before your SPF in the morning.
- Gently press a small amount into your skin and let it absorb fully.
- Apply on clean, slightly dry skin to help control that oily shine.
- Avoid the eye area and do a quick patch test before your first use.
People Say
★4.7Overall rating based on 200+ reviewsThis serum is highly recommended for oily, combination, and acne-prone skin, with users frequently praising its lightweight, fast-absorbing texture and effectiveness in controlling sebum and reducing redness. While it offers excellent oil regulation and hydration for these skin types, it is often found to be not moisturizing enough for dry skin.
Highlights
Lightweight texture Mostly Mentioned
- “sinks in immediately”
- “feels like water”
- “perfect for humid weather”
- “layers well under makeup”
Oil control Often Mentioned
- “less oily by midday”
- “helped control my sebum”
- “woke up with matte skin”
- “great for summer oiliness”
Clean ingredients Sometimes Noted
- “love the 77% green tea”
- “clean ingredient list”
- “no artificial fragrance”
- “great antioxidant boost”
Soothing effect Sometimes Noted
- “calmed my angry breakouts”
- “reduced redness overnight”
- “soothing on sensitive skin”
Natural scent Sometimes Noted
- “smells like dirt”
- “strong herbal scent”
- “scent takes getting used to”
- “smells like soy sauce”
Brown color staining Rarely Noted
- “stained my white sink”
- “leaves brown drops if not careful”
- “looks like soy sauce”
- “can stain pillow if not absorbed”
Insufficient hydration Rarely Noted
- “too light for winter”
- “skin felt tight after”
- “need a heavier moisturizer on top”
- “did nothing for my dry patches”
Texture issues Rarely Noted
- “a bit sticky at first”
- “too runny”
- “hard to control dropper”
- “feels like brown water”
Sources: lovi.care, iherb.com, yesstyle.com, stylevana.com, reddit.com, femaledaily.com, and more
Questions and answers
What makes Isntree Green Tea Fresh Serum a great fit for oily skin?
Isntree Green Tea Fresh Serum is a great fit for oily skin because Camellia Sinensis Leaf Extract and Niacinamide work effectively to control sebum production and reduce shine. Additionally, Panthenol and Betaine provide soothing hydration while keeping the irritation risk low.
Which ingredients make this serum a good fit for oily skin?
Camellia Sinensis Leaf Extract and Niacinamide are the key ingredients that make this serum a great fit for oily skin by helping control sebum production and reducing shine. Additionally, Panthenol and Betaine provide soothing moisture, while soothing ingredients like Dipotassium Glycyrrhizate help keep irritation risk low.
What does Green Tea Extract do for oily skin?
Green tea extract helps oily skin by reducing extra oil and improving acne breakouts. Using it regularly can calm the skin and keep oil levels lower over time.
What does Niacinamide do for oily skin?
Niacinamide helps balance oily skin by significantly reducing excess oil production and shine. It is well tolerated and may improve skin texture without clogging pores.
Journal of Cosmetic and Laser Therapy, 2006Antioxidants, 2021
Where does this serum go in a skincare routine for oily skin?
This serum goes in your evening routine after cleansing and before moisturizing, though some serums can also be used in the morning or twice a day. Panthenol and other soothing ingredients help keep skin calm and hydrated while controlling shine.
International Journal of Cosmetic Science, 2020American Journal of Clinical Dermatology, 2002
Can I use this serum with retinol, and in what order?
You can use this serum with retinol by applying the serum first to calm and hydrate your skin before using retinol. This routine helps reduce irritation while delivering needed moisture.
How often should I use this serum?
This serum is a great fit for your oily skin and can be used in your evening routine. Daily application helps control oil and reduce shine while keeping your skin calm and hydrated.
Can this serum clog pores, cause breakouts or purging for oily skin?
This serum is unlikely to clog pores or cause breakouts for oily skin, as green tea extract and niacinamide help control excess oil and reduce shine while soothing ingredients keep irritation low.
Can I use this serum around the eyes or on my body?
You can use this moisturizing treatment around your eyes and on your body, as its gentle ingredients are safe for delicate areas and the thin skin found there. Studies show that panthenol helps improve hydration and calm irritation in sensitive skin areas.
Surgical and Radiologic Anatomy, 2002American Journal of Clinical Dermatology, 2002
Is this serum fragrance-free and alcohol-free?
Yes, it has no fragrance and no drying alcohol. Cetearyl alcohol is a fatty alcohol, which soften the skin.
What the research says
Topical 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, 2002A new topical panthenol-containing emollient significantly improved transepidermal water loss reduction, stratum corneum hydration, and intercellular lipid lamellae length compared with control in healthy subjects without negatively impacting bacterial viability.
The Journal of Dermatological Treatment, 2017A 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, 2025A topical formulation containing panthenol, niacinamide, and dipotassium glycyrrhizate increased skin hydration by 74.1% and reduced transepidermal water loss by 13.5% at 28 days compared to baseline and untreated control in 35 individuals with xerosis.
Journal of Cosmetic Dermatology, 2026Topical 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, 2017Topical low-dose green tea extract reduces UVB-induced p53 expression and apoptosis in human skin keratinocytes compared to placebo.
Experimental Dermatology, 2009An 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, 2019Topical 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, 2005Squalane at 0.005-0.015% counteracts UVA-induced oxidative stress, inflammation, and collagen metabolism inhibition while stimulating fibroblast migration in human dermal fibroblasts.
Molecules, 2025Plant-derived squalane protected human dermal fibroblasts against UVA-induced damage by counteracting ROS formation, suppressing apoptosis-related proteins p53, caspase-3, caspase-9, and PARP, and restoring the pro-survival p-Akt/mTOR pathway.
Antioxidants, 2025Moisturizer 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, 2000Hyaluronic acid, hyaluronic acid plus dexpanthenol, and isotonic saline nasal sprays all significantly improved dry nose symptoms over four weeks in 240 patients, with hyaluronic acid plus dexpanthenol providing superior nasal moisturisation compared to the other two.
Auris, Nasus, Larynx, 2020
Ingredients
Camellia Sinensis Leaf Extract, Water, Butylene Glycol, Glycerin, Propanediol, Dipropylene Glycol, Niacinamide, 1,2-Hexanediol, Panthenol, Hydroxyacetophenone, Squalane, Ammonium Acryloyldimethyltaurate Vp Copolymer, Allantoin, Carbomer, Tromethamine, Betaine, Polyglyceryl-3 Methylglucose Distearate, Cetearyl Alcohol, Epigallocatechin Gallate, Glyceryl Stearate Se, Adenosine, Dipotassium Glycyrrhizate, Bacillus Ferment, Vigna Radiata Seed Extract, Camellia Japonica Flower Extract, Pinus Palustris Leaf Extract, Ulmus Davidiana Root Extract, Oenothera Biennis Flower Extract, Pueraria Lobata Root Extract, Brassica Oleracea Italica Extract Sprout
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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