BBetter Home Page › Forums › Ask Your Questions › Can Lectins cause MCAS and Histamine Intolerance Ask Your Questions Can Lectins cause MCAS and Histamine Intolerance Posted by naslam1603 on February 1, 2023 at 5:29 pm naslam1603 replied 1 year, 11 months ago 2 Members · 2 Replies 2 Replies Daniel Member February 1, 2023 at 10:57 pm Hey , Most of the lectins get inactivated by heat. I think it is more likely that your high histamine levels were caused by something else. naslam1603 Member February 1, 2023 at 11:20 pm most likely the high histamine foods. The forum ‘Ask Your Questions’ is closed to new discussions and replies. Public All Members Only Me PublicAll MembersOnly Me Public All Members Only Me Start of Discussion 0 of 0 replies June 2018 Now