I encountered this problem when using the Quests -> Hedge Maze (Traps) option. I maximized all res, so I was wearing tearaway pants, which also have +50 max HP. It then looped these actions until I forced an abort:
Putting on designer sweatpants...
Equipment changed.
Purchasing Doc Galaktik's Homeopathic Elixir (1 @ 114)...
You spent 114 Meat
You acquire an item: Doc Galaktik's Homeopathic Elixir
Putting on tearaway pants...
Equipment changed.
Purchases complete.
Using 1 Doc Galaktik's Homeopathic Elixir...
You gain 18 hit points
Finished using 1 Doc Galaktik's Homeopathic Elixir.