★★★★★
Bacillus can be multiplied using bio sugarcane sugar and molasses (10% water solution). Add the tablets with strain to this sweet solution and wait 3 days. Drink is ready.
I used 200-300 ml of it, 3x day.
Zeolite may bind a toxins, but do not overuse it. It can also can lower amount of beneficial bacteria. Just find a balance.
Chitosan can bind toxins as well, without serious side effects. There are made from mushrooms or shrimps. Check the source and try suitable one. Trial and error. Some can induce allergy.
Toxins are far worse than bacteria itself. The toxins destroy everything in the gut.
Chinese herbs, for example Li Zhong Wan, Tong Xie Yao Fang, help to restore microbial balance in the gut. Because C. diff creates severe dysbiosis. You can use other hebs typing in google 'gut dysbiosis TCM herbs' - there is so many articles about this issue.
Remember to rotate herbs every 3 months. And read how to prepare them.