AHA 7 Whitehead Power Liquid
What it's good for
Key actives from our research database. Click any to read the full evidence dossier.
A multitasker that calms redness, evens out skin tone, and helps oily skin balance out. One of the safest do-a-little-of-everything ingredients.
Good for: Brightening, Barrier repair, Anti-inflammatory
Exfoliates the surface of your skin to smooth rough texture and fade dullness. The strongest of the AHAs, so start slow.
Good for: Exfoliating
A pure hydrator that holds water in your skin. Makes skin look plumper and smoother almost immediately.
Good for: Hydrating
Pro-vitamin B5. Deeply hydrates and helps repair the skin barrier, calming dry or compromised skin.
Good for: Hydrating, Barrier repair
Evidence behind the ingredients
Real citations from our research database, one per tracked active in this product. Click any ingredient name to read its full evidence dossier.
A multitasker that calms redness, evens out skin tone, and helps oily skin balance out. One of the safest do-a-little-of-everything ingredients.
Moro F et al., Skin Cancer Prevention and Antiaging: Role of Nicotinamide, International Journal of Molecular Sciences 2026
Passeron T et al., An Investigator-Blinded, Randomized Trial of a Broad-Spectrum Sunscreen Containing Sclareolide and Niacinamide, Dermatology and Therapy (Heidelberg) 2026
Vergilio MM et al., Topical Formulation with Niacinamide Combined with 5 MHz Ultrasound for Improving Skin Ageing, Current Medicinal Chemistry 2025
Exfoliates the surface of your skin to smooth rough texture and fade dullness. The strongest of the AHAs, so start slow.
Liu H et al., Topical agents for acne (covers AHA / fruit-acid arm), Cochrane Database of Systematic Reviews 2020;5:CD011368 — conclusion: clinical benefit is unclear
Sarkar R et al., Comparative Evaluation of Efficacy and Tolerability of Glycolic Acid, Salicylic-Mandelic Acid, and Phytic Acid Combination Peels in Melasma, Dermatologic Surgery 2016;42(3):384-391 — 35% glycolic acid and salicylic-mandelic peels equally effective and safe for melasma in Indian skin
Kubiak M et al., Evaluation of 70% glycolic peels versus 15% trichloroacetic peels for the treatment of photodamaged facial skin in aging women, Dermatologic Surgery 2014;40(8):883-891 — both peels improved photodamaged skin; glycolic acid showed faster hydration recovery
A pure hydrator that holds water in your skin. Makes skin look plumper and smoother almost immediately.
Karabat MU, Tuncer MC. Effects of hyaluronic acid on skin at the cellular level: a systematic review. Rev Assoc Med Bras. 2025;71(8):e20250208. — Systematic review of 45 studies found low-molecular-weight HA stimulates keratinocyte proliferation and migration while high-molecular-weight HA drives skin hydration, supporting topical HA as an effective skin-hydrating and barrier-supporting ingredient.
Bravo B et al., Benefits of topical hyaluronic acid for skin quality and signs of skin aging: From literature review to clinical evidence, Dermatology and Therapy 2022;12(12):2657-2680 — HA-based cosmeceuticals reliably improve hydration and signs of skin aging
Lee SG et al., Hyaluronan Oligosaccharides Improve Rosacea-Like Phenotype through Anti-Inflammatory and Epidermal Barrier-Improving Effects, Annals of Dermatology 2020
+−1 more ingredient
Pro-vitamin B5. Deeply hydrates and helps repair the skin barrier, calming dry or compromised skin.
Gao Y et al., Evaluation of the Efficacy and Safety of a Panthenol-Enriched Mask for Skin Barrier Recovery After Facial Laser Treatment, Journal of Cosmetic Dermatology 2025;24(7):e70223 — double-blind RCT (n=60): panthenol mask decreased erythema, enhanced hydration, repaired barrier vs saline
Cho YS et al., Use of Dexpanthenol for Atopic Dermatitis-Benefits and Recommendations Based on Current Evidence, Journal of Clinical Medicine 2022;11(14):3943 — Korean-authored review; dexpanthenol improves barrier and reduces severity in mild-to-moderate AD
Heise R et al., Accelerated wound healing with a dexpanthenol-containing ointment after fractional ablative CO2 laser resurfacing of photo-damaged skin in a randomized prospective clinical trial, Cutaneous and Ocular Toxicology 2019;38(3):274-278 — RCT: dexpanthenol significantly faster wound closure vs petroleum jelly post-laser
Sources: 10 clinical journals and regulatory databases across the US, EU, Korea, Japan, and China. Every entry points to a specific document. See methodology for the full list and what each outcome label means.
Full ingredient list
Everything on the package label, not just the tracked actives above.
+−Show all 10 ingredients
Listed in the order printed on the package. By regulation, ingredients at 1% or higher are listed in descending order by concentration, so the first entry is the largest part of the formula.
- Pyrus Malus (Apple) Fruit Water
- Butylene Glycol
- Glycolic Acid
- Niacinamide
- Sodium Hydroxide
- 1,2-Hexanediol
- Panthenol
- Sodium Hyaluronate
- Xanthan Gum
- Ethyl Hexanediol
Layering conflicts
Ingredients in this product that can react with common actives. Avoid stacking unless noted.
- Retinolhigh
Retinol + glycolic acid is a classic barrier-buster. Use on different nights.
- Tretinoinhigh
Tretinoin + glycolic acid causes significant barrier disruption. Never layer.
- Adapalenemedium
Adapalene + glycolic acid can over-exfoliate. Alternate nights.
- Salicylic Acidmedium
AHA + BHA stacking risks over-exfoliation. Use a pre-formulated AHA/BHA product or alternate days.
Similar comparisons
Not medical advice. GlowPal is educational. Patch-test new products and talk to a qualified healthcare professional before changing your routine, especially if you're pregnant, nursing, or have a diagnosed skin condition. See our terms.