The amount of recovered HP depends on how many <a href="http://pldh.net/dex/move/stockpile" class="linksred">Stockpiles</a> there are (max stockpiles = 3).<br /><span class="strong">Stockpile = HP recovered</span><br />1 Stock = 1/4 HP,<br />2 Stocks = 1/2 HP,<br />3 Stocks = full HP.