I was thinking about buying this creatine:

this is the ingredients: (i copied it from an norwegian site, so they're probably not correct)
Kreatin Etyl Ester Malat, Tri-kreatin Malat, Krea-K (bufret kreatin), kapselmateriale (gelatin, konsistensbevarer (glycerin, renset vann)), fyllstoff (mikrokrystallinsk cellulose), stabilisator (magnesiumoksid, Magnesiumsalter av fettsyrer, silikondioksid).