there could be an undiagnosed sensitivity to nuts at work here. usually acne is caused by overproduction of oils or clogged pores and that can be caused by everything from hormonal imbalance to problems with soaps or detergents to a food allergy.
what causes acne on the scalp? . there seems to be a correlation between having walnuts or pecans on my cereal in the morning and developing painful acne on my scalp? is there a correlation? if not what else could be causing the acne?