Pickart on this: The issue with zinc oxide sunscreens is that if the zinc oxide breaks down it can release zinc ions which could interfere with the actions of the copper ions
One randomized placebo-controlled trial that assessed the effect of oral lipoic acid supplementation in 58 patients diagnosed with metabolic syndrome, a condition characterized by abnormal glucose and lipid metabolism, showed that flow-mediated vasodilation improved by 44% with 300 mg/day of lipoic acid for four weeks (66)
Grewer C, Gameiro A, Zhang Z, Tao Z, Braams S, Rauen T (2008)
Effect of Levofloxacin and Vitamin C on Bacterial Adherence and Preformed Biofilm on Urethral Catheter Surfaces
Thus, some of the symptoms and issues may not come directly from consuming sulfur-rich foods but instead stem from digestive difficulties, or the food may lead to a higher amount of hydrogen sulfide gas