Complex sentence: Health concerns have been raised, even flippantly, about halal snack packs' refined carbohydrate and saturated fat content, which can cause obesity and heart disease, among other conditions, such as cerebrovascular, metabolic and renal conditions and complications.
Split into simpler sentences: Health concerns have been raised, even flippantly, about the refined carbohydrate and saturated fat content of halal snack packs. Excess refined carbohydrates and saturated fat can cause obesity and heart disease, as well as cerebrovascular, metabolic and renal conditions and complications.