There is disclosed a lubricating composition consisting essentially of a lubricant base and a lubricant additive wherein the lubricant additive comprises at least two groups of ingredients, wherein, the first group is a triglyceride vegetable oil, a wax ester of a triglyceride vegetable oil and combinations, the second group is a sulfurized mixture of a triglyceride vegetable oil and a wax ester of a triglyceride vegetable oil, and the third group is a phosphite adduct of triglyceride vegetable oil, a phosphite adduct of wax ester and combinations.