Eating healthy but feel like shite !!! 🤒🤧😩

I haven up meat 🍖 (last four months) and dairy 🥛 increase my fruits 🍉 and vegetable 🥒 I have also given up alcohol 🍺😱(last three weeks) to be healthy and not to exploit animals anymore.. and I can honestly say I have never felt so bloody ill as I have in the last few weeks honestly where am I going wrong trying for a baby and trying to be healthy and I have a constant head ache 😖 gut rumbles and late periods including some spotting that happens over fives (I've never spotted before) have I fecking missed something I thought I would feel amazing but I don't what should I do !????? 😩😩😩😪