The Malassezia fungus, different fungi, and yeasts can get out of hand should you eat plenty of sugar. Not solely that, however too many sweets and sugary drinks in your system rapidly improve your blood sugar and insulin ranges. Because of this, your physique secretes hormones that enhance oil manufacturing. The Malassezia fungus feeds off your physique’s pure oils, leaving oleic acid in your scalp. This oleic acid may cause your scalp to itch or shed pores and skin cells (per Head & Shoulders).
A 2019 examine within the Journal of Investigative Dermatology checked out how eating regimen would possibly have an effect on individuals with seborrheic dermatitis. The researchers appeared on the diets of greater than 4,000 individuals, the place 14.5% of them had seborrheic dermatitis. Individuals who ate extra fruits had a decrease danger of the pores and skin situation. Those that consumed alcohol, potatoes, and processed and unprocessed meat had been extra more likely to have seborrheic dermatitis. This was significantly the case in ladies.