FANCL's ingredients are actually better than Yangshengtang. I bought it from Yangshengtang with too much sugar. If you go to FANCL official website Chinese, you will find the ingredients of what you want.
In fact, this kind of DHC sells well in Japan.
You are so young, don't buy synthetic drugs for a few dollars in pharmacies, and don't buy drug names that really need VC. Will it be bad?
DHC wants a kind of fruit slices, and there are 20 kinds of fruits. FANCL also has vegetable slices.
Japanese sell local products better than those in other countries, so they need to find a good agent.