Hydration and Demenita Marcela Sep 20, 2018 share Facebook Twitter Google + LinkedIn Pinterest Email Share... A 24-year old invented a brilliant way to help his grandmother with dementia stay hydrated. Jelly drops are tasty treats that are filled with 90% water and look like candy, making it more appealing for patients. After realizing that his grandmother was not drinking enough water, Lewis Hornby created them. People with dementia often forget to drink water, or can't remember where to find it, which can be a threat to their health. Jelly drops are a fun way to keep patients engaged and hydrated.Watch this video to learn more.