Refreshing pills. Used for reining and can be sold for cash some too.
Go to the Hua mountain side and find Herbalist Joe(68 19). Ask for super herb and refine a super pill. Go to the Alchemy room in Wudang and speak with Taoist Yuan(24 33). He will refine a super pill for you if you defeat his lvl 800 babooniers. You need about 1500 defense while guarding and 1800 while you’re not guarding. After you’ve defeated them, get yourself to the Sad past and find WeiWuya(64 38). He will tell you how to reincarnate and sends you to Terrifying cave 1. Find Taoist secret (38 64). He will give you a Refreshing Pill.