Yes he's still fine :) He's been back to normal ever since. I won't give him any more of the magic mix, but when I go back I'll see if I can get a straight answer about what's in it.
My duck puddles is a year and a half old. Everything was fine and normal when I left him in the tub a couple hours ago (He often stayed and swam in the tub while i was gone but he hadnt for a while so I thought he might like to). I left a cup of duck feed and bird mix (I'm not entirely sure...