An extract of Emblica officinalis (Amla). Transdermal formulation having an extract of Emblica officinalis having exhibiting greater migration of Vitamin C across a skin surface as compared to a transdermal formulation having Vitamin C without the extract. Extract of Emblica officinalis exhibiting greater migration of H+ ions across a skin surface as compared to a transdermal formulation having Vitamin C alone. A transdermal formulation having an extract of Emblica officinalis. Method of preparing an extract of Emblica officinalis.