abstract |
A method of enhancing mammalian skin respiration, and in particular promoting healing of injured skin, comprises supplying to the skin a composition consisting essentially of picolinic acid, or comprising picolinic acid in which composition is substantially free of impurities from yeast. The composition preferably provides at least 50,000 Units, and further preferably 500,000 Units, of Skin Respiratory Factor per gram of the composition. |