Learn Zandalari Alchemy from the Battle for Azeroth Alchemy trainer
Buy or gather large stacks of BfA herbs and pigments
Craft the cheapest orange and yellow recipes first
Make Battle Potion and flask recipes that stay orange as long as possible
Use Rank 2 and Rank 3 recipes whenever available for better skill gains
Craft expulsion and transmute recipes only if they are cheaper than herb-based crafts
Save materials by checking the Auction House before crafting
Use the Alchemy Stone or other profession bonuses if available
Complete any Alchemy quests that unlock recipes or ranks
Keep crafting until skill 150
Switch to the next expansion’s Alchemy if you want to continue leveling beyond Zandalari Alchemy