Ni acetate is a water soluble salt of Ni, which leads to skin irritation, in particular to allergic contact dermatitis. May cause cancer according to animal studies. Symptoms of overexposure to nickel can cause sensitization, dermatitis, allergic asthma and pneumonitis.

Cholesteryl acetate is a normal human cholesteryl ester present in diverse fluids and organs. Cholesteryl acetate is also present in foods. Food oxidation affects the quality and safety of the human diet by generating compounds with biological activities that can adversely affect health. Cholesteryl acetate`s role in protecting and improving the oral absorption efficiency of acid-labile antibiotics has being suggested. Cholesteryl acetate is used in cosmetics, wrist watches, thermometers, propane tank volume indicators, video displays, pharmaceuticals.