Salt of a triglyceride, preparation and uses

The invention relates to a salt of at least one triglyceride of carboxylic acids with aliphatic hydrocarbon chain and glycerol, and at least one basic amino acid and / or at least one peptide of 2 to 20 amino acids in least 50% are basic, at least 50% (m / m) of the said carboxylic acids being unsaturated triglyceride, as well as a process for preparing such a salt, as well as applications of said salt.