英国采购需求：槐花提取物、槲皮素粉、芦丁粉、天然槲皮素粉、天然芦丁粉、有机槲皮素粉

I'm interested in your range of mushroom extracts. Could you provide more details about the types you supply? Specifically, I'm looking for information on their sourcing, extraction processes, and any potential applications. Additionally, it would be great to know the available packaging options and bulk purchase pricing. If you have any product samples or brochures, please share those too. Looking forward to your prompt response!