Goji, goji berry, or wolfberry (Chinese: 枸杞; pinyin: gǒuqǐ) is ... [from wikipedia]
I can't read most of the article due to paywall, but I thought many dried fruits had sulfur something something in them to preserve color. I wonder if this is just an extreme version of that
I thought the word sulfur and dried fruit were already connected in my head, and went and checked my bag of apricots, which says they are treated with "sulfur dioxide (sulfites)". I can't read the whole article, but a Wikipedia search doesn't seem to imply sodium metabisulfite is much worse than Sulphur dioxide. Both are talked about as if they are in active use all over the world. Do you have any extra detail on why this is a notable enough case to warrant an article? The paywall got me before I could find that out