Cosmetic composition

A cosmetic composition comprising:

• a) at least one substance which forms lamellar structures with water, said substance being selected from the group consisting of monoglycerides, diglycerides, distilled medium-chain monoglycerides, sphingolipids, phospholipids, fatty alcohols, fatty acids, soaps, mono-esters of fatty acids, di-esters of fatty acids, sucrose, glucose, glucosidic condensation products of fatty alcohols with glucose and/or sucrose, furanosidic condensation products of fatty alcohols with glucose and/or sucrose, pyranosidic condensation products of fatty alcohols with glucose and/or sucrose, mono-esters of glucosides with fatty acids derivates, diesters of glucosides with fatty acids derivates, sterols, mono-esters of fatty acids and sterols, diesters of fatty acids and sterols, glycol derivates of sterols, and mixtures thereof;
• b) an additive selected from the group consisting of methyl glycine, dimethylglycine, methyl methionine and mixtures thereof;
• c) S-adenosylmethionine and/or at least one compound having at least one functional group of formula I:
• —CH2—N⊕—(CH3)3 (formula I)
• said at least one compound excluding quaternary ammonium sufactants, and being selected from the group consisting of betaine, acetyl-choline, choline, glycerophosphocholine, phosphatidyicholine, lysophosphatidyicholine, carnitine, acylcarnitine, sphingomyeline, and mixtures, derivates and metabolites thereof;
• and
• d) optionally, water.