The answer to too high prices for consumables has always been "just farm it yourself". If prices are too high you can benefit too, farm a bit more and sell leftovers.
Have some alchemy Alt and invest the time to get Rank 3 and later Silas' vial. I never had to pay for my pots and flasks because I bought herbs from the AH, made a ton of stuff, sold 90% of stuff for 100% of herb cost on the AH.