give him a couple of weeks to start eating, and then switch him over to CGD.
he's probably getting ready to shed, he should be fine in a day or two.
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4.1 snakes, 4.6.1 crested geckos, 0.1 gargoyle gecko, 0.0.2 red-eyed tree frogs, 2.0 devon rex cats, 1.0 betta, 0.1 sun conure, 1.0 lovebird

