Replying to @SweetP863 What not to use with The Ordinary Buffet + Copper Peptides 1% These are recommendations straight from the brand to prevent conflicts/irritation and to achieve the maximum results possible! #theordinary #theordinaryskincare #copperpeptides #peptideserum #theordinarypeptide #skincarethatworks #skincareroutinetips #skincareroutine #skincaretips #antiagingtips #theordinarybuffet