Skip to main content
Shop Klairs Supple Preparation Facial Toner
Toner
Klairs

Supple Preparation Facial Toner

~$22· 6.08 fl oz
DrynessRedness

What it's good for

Key actives from our research database. Click any to read the full evidence dossier.

  • Hyaluronic AcidStrong evidenceFull dossier ↗

    A pure hydrator that holds water in your skin. Makes skin look plumper and smoother almost immediately.

    Good for: Hydrating

  • Beta-GlucanModerate evidenceFull dossier ↗

    A heavy-duty hydrator that also reduces irritation. Often called "better than hyaluronic acid" for sensitive skin.

    Good for: Hydrating, Anti-inflammatory

  • Centella AsiaticaModerate evidenceFull dossier ↗

    Also called "cica," it calms redness, repairs the skin barrier, and speeds up recovery. The go-to for irritated or reactive skin.

    Good for: Anti-inflammatory, 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.

Hyaluronic AcidStrong evidence7 citations

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.

2025Meta-analysis (positive)PMID:40990743View source ↗

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

2022Meta-analysis (positive)PMID:36200921View source ↗

Lee SG et al., Hyaluronan Oligosaccharides Improve Rosacea-Like Phenotype through Anti-Inflammatory and Epidermal Barrier-Improving Effects, Annals of Dermatology 2020

2020Mechanism onlyPMID:33911737View source ↗
Beta-GlucanModerate evidence5 citations

A heavy-duty hydrator that also reduces irritation. Often called "better than hyaluronic acid" for sensitive skin.

Feng X et al., Exploring the Properties and Application Potential of beta-Glucan in Skin Care, Food Science and Nutrition 2025;13(4):e70212 — review concludes beta-glucan exhibits antioxidant, anti-inflammatory, barrier repair, and moisturizing bioactivities

2025Mechanism onlyPMID:40291929View source ↗

Kussie HC et al., Avenanthramide and beta-Glucan Therapeutics Accelerate Wound Healing Via Distinct and Nonoverlapping Mechanisms, Advances in Wound Care 2024;13(4):155-166 — in vivo: beta-glucan accelerated wound closure with increased angiogenesis

2024Positive (efficacy)PMID:38299969View source ↗

Cao Y et al., Improving the outcome of treating striae gravidarum by combined therapies using topical β-glucan and 1565-nm non-ablative fractional laser, Journal of Dermatology 2022;49(9):829-836 — RCT; topical beta-glucan twice daily for 12 weeks on stretch marks

2022Positive (efficacy)PMID:35570397View source ↗
Centella AsiaticaModerate evidence6 citations

Also called "cica," it calms redness, repairs the skin barrier, and speeds up recovery. The go-to for irritated or reactive skin.

Hur N et al., A Randomized, Double-Blind, Placebo-Controlled Trial Assessing the Effects of Oral Centella asiatica Extract on Skin Aging-Related Parameters in Middle-Aged Korean Women, Nutrients 2026

2026Positive (efficacy)PMID:42196964View source ↗

Borowicz KK et al., Geroprotective Potential of Centella asiatica: Modulation of Cellular Aging, Nutrients 2026

2026Mechanism onlyPMID:42280293View source ↗

Witkowska K et al., Topical Application of Centella asiatica in Wound Healing: Recent Insights into Mechanisms and Clinical Efficacy, Pharmaceutics 2024;16(10):1252 — modern hydrogel and nanostructured Centella delivery systems accelerate wound healing across wound types

2024Meta-analysis (positive)PMID:39458583View source ↗

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.

Drying alcohol freeSulfates freeParabens freeSilicones free
  • Contains fragrance: Lavandula Angustifolia (Lavender) Oil, Citrus Aurantium Dulcis (Orange) Peel Oil, Eucalyptus Globulus Leaf OilWorth knowing if you have sensitive or reactive skin.
+Show all 39 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.

  1. Aqua (Water)
  2. Butylene Glycol
  3. Dimethyl Sulfone
  4. Betaine
  5. Caprylic/​Capric Triglyceride
  6. Disodium EDTA
  7. Glycyrrhiza Glabra (Licorice) Root Extract
  8. Centella Asiatica Extract
  9. Chlorphenesin
  10. Tocopheryl Acetate
  11. Glycerin
  12. Arginine
  13. Carbomer
  14. Panthenol
  15. Luffa Cylindrica Fruit/​Leaf/​Stem Extract
  16. 1,2-Hexanediol
  17. Hydroxyethylcellulose
  18. Aloe Barbadensis Leaf Extract
  19. Althaea Rosea Flower Extract
  20. Portulaca Oleracea Extract
  21. Polyquaternium-51
  22. Beta-Glucan
  23. Lysine Hcl
  24. Sodium Ascorbyl Phosphate
  25. Sodium Hyaluronate
  26. Acetyl Methionine
  27. Theanine
  28. Proline
  29. Natto Gum
  30. Disodium Phosphate
  31. Polysorbate 60
  32. Sodium Phosphate
  33. Citrus Limon (Lemon) Peel Oil
  34. Lavandula Angustifolia (Lavender) Oil
  35. Citrus Aurantium Dulcis (Orange) Peel Oil
  36. Pelargonium Graveolens Flower Oil
  37. Cananga Odorata Flower Oil
  38. Eucalyptus Globulus Leaf Oil
  39. Copper Tripeptide-1

Similar comparisons

← Back to shop

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.