Dairy free butter at Cold Storage: Nuttelex (soy based, no nuts)
Orgran cakes mixes/bread mixes at any NTUC, Cold Storage, Brown Rice Paradise--all wheat free, dairy free, peanut free, egg free (easy to sub egg with bananas or applesauce)
Fruit leathers (top 8 free) at most grocers
Soy nut butters at Cold Storage
Ener-G products at Brown Rice
Wheat free bread loaves in freezer section at MarketPlace and Cold Storage
Minced fresh fish (it's ONLY fish--no other ingredients) at Farrer Wet Market. Only ONE stall sells it on the weekends and he shaves the fish meat AT the stall. It's great for fish ball soup. (Shape minced fish into ball, drop into boiling chicken stock.)