LANEIGE Water Bank Blue Hyaluronic Exfoliating Toner for acne-prone skin

How to apply

Questions and answers

What the research says

• Gluconolactone 14% solution significantly improved mild to moderate acne by reducing inflamed and non-inflamed lesions similarly to 5% benzoyl peroxide, but with fewer side-effects in 150 patients.

  The Australasian Journal of Dermatology, 1992

• Aureobasidium pullulans ferment increases the NAD+/NADH ratio, stimulates epidermal differentiation and cohesion markers to improve barrier function, smooths skin microrelief, and enhances complexion radiance.

  International Journal of Cosmetic Science, 2026

• Glycolic acid, salicylic acid, gluconolactone, and licochalcone A combined with 0.1% adapalene showed no hindrance compared to adapalene monotherapy and provided benefits in reducing complications in 25 subjects with mild-to-moderate acne vulgaris.

  Clinical, Cosmetic and Investigational Dermatology, 2019

• Combining 10% gluconolactone chemical peeling with oxybrasion or microneedle mesotherapy increased skin hydration and decreased sebum, pH, and TEWL in twenty-one Caucasian women, with no significant differences between the two methods.

  Skin Research and Technology, 2023

• Topical application of Bifida Ferment Lysate strengthens the skin barrier function by upregulating barrier and antimicrobial peptide genes, exhibiting strong antioxidant properties, and decreasing inflammatory cytokine secretion in vitro.

  Journal of Cosmetic Dermatology, 2023

• Topical 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, 2011

• Topical 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, 2022

• Treatment 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, 2019

• Sodium trehalose sulfate decreased transepidermal water loss and increased stratum corneum water content in participants with low stratum corneum water content when applied for 4 weeks compared to placebo.

  Skin Research and Technology, 2024

• Topical chloramphenicol-betamethasone combined with sodium hyaluronate/trehalose/carbomer gel compared to chloramphenicol-betamethasone alone reduced most subjective symptoms at 1 week but increased blurred vision at 4 weeks following strabismus surgery in 31 patients, with no significant differences in conjunctival inflammation between treatments.

  Journal of Ocular Pharmacology and Therapeutics, 2019

• Topical treatment with Thealoz Duo significantly improved dry eye disease symptoms, tear break-up time, and restored tear lipid layer functionality by reducing inflammatory response proteins in moderate to severe dry eye patients over 56 days.

  Journal of Clinical Medicine, 2025

• Topical dry mouth products containing olive oil, betaine, and xylitol significantly increased unstimulated whole salivary flow rates, reduced xerostomia complaints, and improved quality of life in adults with polypharmacy-induced xerostomia compared to their normal routine care, with no clinically significant adverse events.

  Journal of Oral Rehabilitation, 2007

• Soaps containing betaine caused the least skin irritation compared to other tested soaps in twenty-eight healthy subjects, though irritation did not decrease with increasing concentrations of betaine.

  Skin Research and Technology, 2003

• A combination of Aloe barbadensis leaf extract and trimethylglycine in a 1:1 mass ratio synergistically increased aquaporin 3 expression by up to 380% in keratinocytes and safely improved skin hydration in healthy volunteers.

  Molecules, 2024

Ingredients

Water, Butylene Glycol, Dipropylene Glycol, 1,2-Hexanediol, Betaine, Trehalose, Diethoxyethyl Succinate, Ppg-13-Decyltetradeceth-24, Xanthan Gum, Ethylhexylglycerin, Parfum, Mentha Arvensis Leaf Extract, Disodium Edta, Hydrolyzed Hyaluronic Acid, Propanediol, Gluconolactone, Aureobasidium Pullulans Ferment, Lactobacillus Soybean Extract Ferment, Yeast Extract Ferment, Tocopherol, Undaria Pinnatifida Extract

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.