Suarez was optioned to the Giants' alternate training site Saturday, Kerry Crowley of The San Jose Mercury News reports.

EDGE Analysis

Suarez tossed 2.2 scoreless innings Friday after rejoining the major-league club, but he'll head back to alternate camp to bring in a fresh arm in the bullpen as the Giants compete for a postseason spot. The southpaw carries a 3.72 ERA and 1.55 WHIP over 9.2 innings this season.