Ethanolic chia (Salvia hispanica) seed extracts are provided in a system including one or more polyols and at least one hydrophobic compound that solubilize hydrophobic and slightly hydrophilic fractions of the extracts. The polyol can be pentylene glycol. The at least one hydrophobic compound can be a light oil or an ester including, but not limited to, glyceryl caprylate, glyceryl trioctanoate, isodecyl neopentanoate, isononyl isononanoate, isopropyl myristate, phenethyl benzoate, propylene glycol dicaprylate/dicaprate, propylene glycol dioctanoate and combinations thereof. The system or solution can form a cosmetic composition which is highly stable. A method for preparing the composition also is provided.