What you’re seeing now is the effects of price fixing by people cornering markets and making prices artificially high. This caused people to collect more of the resource even though there was potentially more than enough on the market, it was just being horded to set prices.
Now they’re all competing and you’re seeing things 1.2 million units of a herb available.
Monday, Flasks, 540g 400 available.
Thursday, Flasks, 250g, 60,000 available.
The later is the better situation for everyone but the people that were setting prices by creating artificial scarcity. And what you’re seeing now is a sensical value added price chain. The materials for a flask cost 234g