https://tube.loping.net/videos/watch/3197fef9-79e2-4acb-9769-62b3dd8550de Simple sugars can exist in multiple molecular conformations, some of which have different tastes and optical properties. Steve Mould's video on optical rotation: https://www.youtube.com/watch?v=975r9a7FMqc Reaction's video on Mexican Coke: https://www.youtube.com/watch?v=NY66qpMFOYo Research paper describing enzymatic synthesis of L-glucose: https://nopr.niscpr.res.in/bitstream/123456789/17714/1/JSIR%2061%285%29%20361-365.pdf D-mannose on Amazon: https://www.amazon.com/Micro-Ingredients-Mannose-Supplement-Soluble/dp/B01L2TFP1Q My crystals were almost entirely the sweet form, but it is possible that your bag may have the bitter-tasting form to begin with. D-fructose on Amazon: https://www.amazon.com/Fructose-Fruit-Sugar-16-ZIN/dp/B07DXVSGJT D-glucose, also known as dextrose, also known as "corn sugar", can be found on Amazon, or beer homebrewing stores. https://www.patreon.com/c/AppliedScience Sun, 12 Jul 2026 14:03:39 GMT https://validator.w3.org/feed/docs/rss2.html PeerTube - https://tube.loping.net https://tube.loping.net/lazy-static/avatars/8a56e488-2120-4649-a417-badf5893657b.png https://tube.loping.net/videos/watch/3197fef9-79e2-4acb-9769-62b3dd8550de All rights reserved, unless otherwise specified in the terms specified at https://tube.loping.net/about and potential licenses granted by each content's rightholder.