Forums Health Best probiotics to buy? Reply To: Best probiotics to buy? May 9, 2018 at 9:47 am #183 Sammyf 14 Posts I think they are worth a try when on antibiotics or if you have stomach problems. https://www.nhs.uk/conditions/probiotics/ I usually just have some plain yoghurt rather than anything fancy. You can make your own yoghurt but I’m not sure it’s worth the faff when it’s not that expensive anyway.