Status Updates From La biblia del cuidado de la...

Cleansing: bar soaps (harsh), foaming (oily: lathering, dry: non lathering), cleansing milk (dry: disolve oil) , toner (oily: alcohol can dry tho), micellar water (cleansing oil molecules suspended in water), double cleansing (50/50)
Serums
Moisturizers: humectans (bind), occlusives (prevent), emmolients (replaces)
Eye Cream: just pat
Exfoliation: AHA (food) BHA (oil soluble mol)
Masks: meh
Sunscreen: must

Our skin texture consists of
Epidermis (UVB rays): containing keratinocytes (protection and waterproofing), melanocytes (absorb rays), langerhans cells (immune system) and merkel cells (sensory)
Dermis (UVA rays): papillary (rich in nervendings) and reticular (collagen, Elastin and Hyaluronic acid
Theres intrinsic (telomere shortening, mitochondrial damage, hormones) and extrinsic ageing (UV rays)