research Kava-Induced Acute Cutaneous Toxicity: An Increasingly Recognized Characteristic Clinicohistologic Pattern 2 citations, November 2018 in “JAAD case reports” Drinking kava tea can cause a skin reaction with red, swollen bumps, which may improve with steroids.
research Acrodermatitis Enteropathica in an Adult: A Case Report April 2015 in “Our Dermatology Online” Zinc supplements and diet changes can effectively treat zinc deficiency and prevent complications.