Your beauty, decoded

THE SKIN CODE / A foundation of knowledge

THE SKIN CODE

The Complete Guide to Skincare & Cosmetic Science

Two volumes, “Foundation” and “Practice”, from skin structure and the barrier to product composition, sun protection and daily routines. Scientific diagrams, two reading levels and a dedicated module on the methodology of scientific evidence

volumes

2

modules

15

sections

199

scientific diagrams

15

1. 
   Volume I · FoundationPDF

   From skin structure and the barrier to cosmetic chemistry and active ingredients

   Modules 1–8 · 98 sections

2. 
   Volume II · PracticePDF

   Product composition, cleansing, sun protection and daily routines

   Modules 9–15 · 101 sections

• 
  Module 01Skin Structure & PhysiologyLayers, cells and how skin works
• 
  Module 02The Skin BarrierWhat protects your skin
• 
  Module 03Skin Types & Skin ConditionsTypes vs conditions
• 
  Module 04Physical Chemistry of Cosmetic FormulationsHow a formula is built
• 
  Module 05Active IngredientsThe extended Ingredient Atlas
• 
  Module 06Lipids, Oils & EmollientsThe right textures for your skin
• 
  Module 07Skin HydrationWater and moisture, in balance
• 
  Module 08AcneSebum, inflammation and care
• 
  Module 09ExfoliationRenewal without overdoing it
• 
  Module 10Retinoids & Related CompoundsHow and when to use them
• 
  Module 11CleansingCleansers and the skin barrier
• 
  Module 12INCI & CompositionReading an ingredient list
• 
  Module 13SPF & PhotoprotectionSPF, UVA and daily protection
• 
  Module 14Skincare Routines & Product CompatibilityRoutines that work together
• 
  Module 15Methodology of Scientific EvidenceWeighing the evidence
• 
  Module 01Skin Structure & PhysiologyLayers, cells and how skin works
• 
  Module 02The Skin BarrierWhat protects your skin
• 
  Module 03Skin Types & Skin ConditionsTypes vs conditions
• 
  Module 04Physical Chemistry of Cosmetic FormulationsHow a formula is built
• 
  Module 05Active IngredientsThe extended Ingredient Atlas
• 
  Module 06Lipids, Oils & EmollientsThe right textures for your skin
• 
  Module 07Skin HydrationWater and moisture, in balance
• 
  Module 08AcneSebum, inflammation and care
• 
  Module 09ExfoliationRenewal without overdoing it
• 
  Module 10Retinoids & Related CompoundsHow and when to use them
• 
  Module 11CleansingCleansers and the skin barrier
• 
  Module 12INCI & CompositionReading an ingredient list
• 
  Module 13SPF & PhotoprotectionSPF, UVA and daily protection
• 
  Module 14Skincare Routines & Product CompatibilityRoutines that work together
• 
  Module 15Methodology of Scientific EvidenceWeighing the evidence
• 
  Module 01Skin Structure & PhysiologyLayers, cells and how skin works
• 
  Module 02The Skin BarrierWhat protects your skin
• 
  Module 03Skin Types & Skin ConditionsTypes vs conditions
• 
  Module 04Physical Chemistry of Cosmetic FormulationsHow a formula is built
• 
  Module 05Active IngredientsThe extended Ingredient Atlas
• 
  Module 06Lipids, Oils & EmollientsThe right textures for your skin
• 
  Module 07Skin HydrationWater and moisture, in balance
• 
  Module 08AcneSebum, inflammation and care
• 
  Module 09ExfoliationRenewal without overdoing it
• 
  Module 10Retinoids & Related CompoundsHow and when to use them
• 
  Module 11CleansingCleansers and the skin barrier
• 
  Module 12INCI & CompositionReading an ingredient list
• 
  Module 13SPF & PhotoprotectionSPF, UVA and daily protection
• 
  Module 14Skincare Routines & Product CompatibilityRoutines that work together
• 
  Module 15Methodology of Scientific EvidenceWeighing the evidence

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