The present invention relates to a composition comprising colostrum and at least one agent selected from the group of hydrocolloids, wherein said colostrum and at least one agent are bioconjugated. The bioconjugated composition has improved properties compared to colstrum compositions that are not bioconjugated with a hydrocolloid agent. The composition may be used in a variety of settings, for example for topical application for treating skin diseases and skin conditions. The present invention thus also relates to use of the composition and to a method for the preparation of the composition.