Hannah Glithero

Hannah Glithero

DipION Nutritional Therapist

Hannah joined Optibac in 2023 and is a Nutritional Therapist in the Nutrition Team and an Optibac friendly bacteria expert.


She graduated from ION London and has since gone on to work as a gut health expert, completeing additional training specialising in fertility, pregnancy, and children’s health.


Hannah has appeared in The Guardian, The Stylist, Sheer Luxe, Daily Mail, Giddy Online, Mirror, Express, Yahoo, Huffington Post and Chat magazine.

Within nutrition, Hannah is passionate about supporting anyone with tricky digestive issues, especially the more complex IBS, SIBO, and IBD, as she suffers from IBD herself. She also has an interest in helping mothers-to-be and families with easy-to-use tips and tricks supporting general health as well as certain conditions.


Outside of work, Hannah has a young daughter who keeps her and her husband very busy. Hannah also loves to practice yoga and works hard to bake the best gluten-free cookies (which she is still yet to master!).