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Products / Dot & Key

12% Barrier Boost Serum (Hyaluronic + Ceramides)

Dot & Key Serum 71 ingredients
  1. Aqua Water, the base most formulas are built on. It dissolves the other ingredients
  2. Niacinamide Actives. Vitamin B3. Sebum, barrier, pigment transfer, at 2 to 5 percent.
  3. Glycerine Humectants. The reference humectant. Cheap, proven, works at 3 to 10 percent.
  4. 1,3-Butylene Glycol
  5. Xylitylglucoside Humectants. Humectant, skin conditioning
  6. Anhydroxylitol Humectants. Humectant, skin conditioning
  7. Xylitol Humectants. Humectant, skin conditioning
  8. Cetyl Ethylhexanoate Emollients. Emollient
  9. Ethoxydiglycol Humectants. Humectant, perfuming, solvent
  10. Propanediol Humectants. Corn-derived glycol, solvent and humectant.
  11. Phenyl Trimethicone Other ingredients. Antifoaming, hair conditioning, skin conditioning
  12. Cyclopentasiloxane Emollients. Emollient, hair conditioning, skin conditioning, solvent
  13. Dimethicone Emollients. Non-volatile silicone, slip and light occlusion.
  14. Aqua Water, the base most formulas are built on. It dissolves the other ingredients
  15. Polysilicone-11 Thickeners and film formers. Film forming
  16. Butylene Glycol Humectants. Solvent and humectant, improves spread of actives.
  17. Decyl Glucoside Surfactants. Sugar-based non-ionic, very mild.
  18. Helianthus annuus (Sunflower) Seed OilFeeds Malassezia Emollients. Linoleic-rich oil, barrier support.
  19. Methylsilanol Mannuronate Other ingredients. Antistatic, skin conditioning
  20. Squalane Emollients. Hydrogenated squalene, skin-identical lipid.
  21. Cetearyl OlivateFeeds Malassezia Emulsifiers. Cetearyl olivate and sorbitan olivate, liquid-crystal emulsifier.
  22. Sorbitan Olivate
  23. Polyacrylate Crosspolymer-6 Emulsifiers. Emulsion stabilising, viscosity controlling
  24. Betaine Humectants. Sugar-beet osmolyte, reduces sting from other ingredients.
  25. Sodium PCA Humectants. A natural moisturising factor component.
  26. Sodium Lactate pH adjusters and chelators. Buffering, humectant, keratolytic
  27. PCA Humectants. Humectant, moisturising
  28. Serine Fragrance, colour, solvents. Antistatic, hair conditioning, masking, skin conditioning
  29. Alanine Fragrance, colour, solvents. Antistatic, hair conditioning, masking, skin conditioning
  30. Glycine pH adjusters and chelators. Antistatic, buffering, hair conditioning, skin conditioning
  31. Glutamic Acid Humectants. Antistatic, hair conditioning, humectant
  32. Lysine HCl Other ingredients. Hair conditioning, skin conditioning
  33. Threonine Other ingredients. Antistatic, hair conditioning, hair waving or straightening
  34. Arginine Fragrance, colour, solvents. Antistatic, hair conditioning, masking, skin conditioning
  35. Proline Other ingredients. Hair conditioning, skin conditioning
  36. Water Water, the base most formulas are built on. It dissolves the other ingredients
  37. Alpha Arbutin Actives. Hydroquinone glycoside, tyrosinase inhibitor.
  38. Phytosteryl/Octyldodecyl Lauroyl Glutamate Other ingredients. Skin conditioning
  39. Xanthan Gum Thickeners and film formers. Natural gum thickener.
  40. Allantoin Actives. Soothing keratolytic.
  41. Ceramide EOP Actives. Barrier lipids. Work in a 3:1:1 ratio with cholesterol and fatty acids.
  42. Ceramide NP
  43. Ceramide AP Other ingredients. Hair conditioning, skin conditioning
  44. Behenic Acid Surfactants. Cleansing, emulsifying, opacifying, surfactant
  45. Polyglyceryl-10 Stearate Other ingredients. Skin conditioning
  46. Polyglyceryl-6 Behenate Emulsifiers. Emulsion stabilising
  47. Glycerin
  48. Lactic Acid Actives. AHA with humectant effect.
  49. Ectoin Humectants. Extremolyte that stabilises proteins and calms.
  50. Panthenol Humectants. Provitamin B5, humectant and wound-healing support.
  51. Disodium EDTA pH adjusters and chelators. Chelator that protects preservatives.
  52. Sodium Hyaluronate Humectants. Smaller fragments reach the upper epidermis.
  53. Tocopheryl Acetate Antioxidants. Stable vitamin E ester.
  54. Glycerin
  55. Aqua Water, the base most formulas are built on. It dissolves the other ingredients
  56. Butylene Glycol
  57. Carbomer Thickeners and film formers. Acrylic gel former, needs neutralising.
  58. Polysorbate 20Feeds Malassezia Surfactants. Solubiliser for oils and fragrance in water.
  59. Palmitoyl Tripeptide-1 Other ingredients. None
  60. Palmitoyl Tetrapeptide-7 Other ingredients. Skin conditioning
  61. Lactococcus Ferment Lysate Other ingredients. Skin conditioning
  62. Vaccinium Corymbosum (Blueberry) Extract
  63. Aqua Water, the base most formulas are built on. It dissolves the other ingredients
  64. Oryza Sativa (Rice) Extract Actives. Oryza sativa extract or ferment, brightening and softening.
  65. Saccharomyces ferment lysate filtrate Other ingredients. Skin conditioning
  66. Citric acid pH adjusters and chelators. Acid for pH adjustment.
  67. Sodium Benzoate Preservatives. Food-grade preservative, works below pH 5.5.
  68. Potassium sorbate Preservatives. Antifungal preservative, works at low pH.
  69. Phenoxyethanol Preservatives. The standard broad-spectrum preservative at up to 1 percent.
  70. Ethylhexylglycerin Preservatives. Preservative booster and deodorising agent.
  71. Gardenia Blue & Maltodextrin

Taken from Dot & Key's product page, last checked 2026-10-26. Formulas change, so check the pack before you buy. Brands can send us a correction.