La Roche-Posay Hyalu B5 Eyes for dry skin

Questions and answers

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

• A 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, 2017

• 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, 2002

• A 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, 2025

• Avène Thermal Spring Water significantly decreased postpeeling redness and reduced the overall sensitive scale of consumers by 47% compared to mineral-rich thermal spring water in human volunteers.

  Journal of the European Academy of Dermatology and Venereology, 2020

• 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

• Moisturizer 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, 2019

• Panthenyl triacetate (PTA) demonstrated skin de-acetylation into panthenol, stimulated energetic and synthesis metabolic pathways, and achieved a statistically significant improvement in wound healing after 72 hours compared to saline treatment in human volunteers, outperforming panthenol in long-lasting wound healing action.

  Journal of Cosmetic Science, 2012

• A comprehensive topical regimen incorporating niacinamide, Pro-Xylane, and panthenol following PicoWay laser treatment decreased transepidermal water loss, increased hydration and skin elasticity, reduced wrinkles and redness, and improved skin tone in 88 Chinese females compared to a standard care control group.

  Lasers in Medical Science, 2026

• A topical cosmetic slimming product containing tetrahydroxypropyl ethylenediamine, caffeine, carnitine, forskolin and retinol significantly reduced body circumferences and improved skin aspect compared with placebo in 78 women over 12 weeks.

  International Journal of Cosmetic Science, 2011

• Topical sunscreen formulations containing caffeine combined with UV filters increased in vivo anti-UVB protection by approximately 25% and showed higher SPF values compared to caffeine-free sunscreen, while being well tolerated by the skin of healthy subjects.

  Frontiers in Physiology, 2019

• Caffeine gel combined with choline geranate showed high skin permeation capacity and superior clinical results in cellulite treatment compared to caffeine gel without ionic liquid.

  AAPS PharmSciTech, 2021

• A combination cream of stimu-tex AS and saccharide isomerate reduced erythema, increased skin capacitance, and reduced transepidermal water loss compared to placebo in 20 subjects after fractional CO2 laser procedure without causing serious adverse events.

  Lasers in Medical Science, 2025

• A skin barrier restoring cream with shea butter, silkflo, and vitamin E increased type I procollagen synthesis, enhanced antioxidant enzyme activity, decreased reactive oxygen species generation, and promoted hyaluronic acid production in H2O2-stimulated human keratinocyte cells compared to untreated cells.

  International Journal of Cosmetic Science, 2025

• Balneotherapy with thermal water altered specific skin microbiota at genus and species levels in healthy female volunteers compared to tap water, which produced no significant microbiome changes.

  Life, 2023

• Malaysian thermal spring water as an adjunct to standard acne therapy improved skin hydration, reduced dryness and stinging, enhanced overall tolerability, and improved the acne disability index in patients with mild to moderate acne.

  The Medical Journal of Malaysia, 2024

• A 2% Sphingomonas xenophaga ferment extract cream applied twice daily for 4 weeks significantly decreased facial vascular disorder scores compared to vehicle in 86 Caucasian female subjects, alongside dose-dependent inhibition of pre-kallikrein activity in vitro.

  International Journal of Cosmetic Science, 2025

Ingredients

Water, Glycerin, Butyrospermum Parkii Butter, Shea Butter, Dimethicone, Prunus Armeniaca Kernel Oil, Apricot Kernel Oil, Pentaerythrityl Tetraethylhexanoate, Panthenol, Silica, Isohexadecane, Zea Mays Starch, Propylene Glycol, Hydroxypropyl Tetrahydropyrantriol, Alba Cera, Beeswax, Stearic Acid, Palmitic Acid, Peg-100 Stearate, Glyceryl Stearate, Peg-20 Stearate, Stearyl Alcohol, Tin Oxide, Bis-Peg-18 Methyl Ether Dimethyl Silane, Sorbitan Oleate, Dimethiconol, Sodium Hyaluronate, Arginine Pca, Serine, Myristic Acid, Alumina, Disodium Edta, Isopropyl Titanium Triisostearate, Hydrolyzed Hyaluronic Acid, Hydrolyzed Linseed Extract, Citric Acid, Acetyl Dipeptide-1 Cetyl Ester, Toluene Sulfonic Acid, Polysorbate 80, Acrylamide Sodium Acryloyldimethyltaurate Copolymer, Bht, Pentaerythrityl Tetra-Di-T-Butyl Hydroxyhydrocinnamate, Sodium Benzoate, Phenoxyethanol, Benzoic Acid, Ci 77491, Ci 77492, Ci 77499, Iron Oxides, Ci 77891, Titanium Dioxide, Mica

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.