16. Artificial Sweeteners - What the Research Actually Says ABout Fat Loss, Gut Health & Cravings

In this episode, nurse practitioners and fitness coaches Emily and AJ break down the science behind artificial sweeteners—how they impact fat loss, insulin, gut health, and cravings. Drawing from clinical trials and meta-analyses, they separate fear-based myths from evidence-based nuance, and share how they coach real clients to use (or reduce) artificial sweeteners in everyday life.   What You'll Learn in This Episode   Artificial sweeteners help with calorie control, not magic fat loss. They support fat loss only when used to replace sugar and reduce total calories. Insulin impact is minimal in healthy adults. Most artificial sweeteners cause only a small, inconsistent insulin response that doesn't meaningfully change metabolism in metabolically healthy people. Gut health is the bigger concern—especially for kids. Lab-made sweeteners like sucralose and saccharin can unfavorably change the gut microbiome, with stronger effects seen in younger subjects. Plant-based options are generally better. Stevia and monk fruit tend to have milder, more favorable microbiome effects compared with aspartame and sucralose. Cravings are complex, but a sweetener "reset" can help some people. Temporarily cutting artificial sweeteners—while eating more whole, unprocessed foods—often helps reduce cravings, though stress and sleep also play big roles. "The point is that artificial sweeteners don't magically burn fat. They just reduce calories if they replace sugar in certain items." - Emily —----- Connect with Emily and AJ Website: https://www.emilylevercoaching.com/ Instagram: https://www.instagram.com/bedellever/   Enjoyed the Episode? If this conversation resonated with you, make sure to subscribe, leave a review, and share this episode with a friend who's stuck in the start-over cycle. Your support helps more people find the podcast and build healthier habits that last. Until next time—keep showing up, stay consistent, and remember: small steps add up to big change.