The Win On Purpose Podcast

Debunking Fitness and Nutrition Myths (Part 1): Are Artificial Sweeteners Friend or Foe?


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Are artificial sweeteners slowly killing you or could they be helpful tools for weight management? In this myth-busting episode, we cut through the noise and fearmongering to examine what science actually says about those zero-calorie sweeteners in your diet soda.

As we launch our five-part series debunking fitness and nutrition myths, we're tackling one of the most controversial topics first. Rather than relying on social media claims or outdated information, we dive into current meta-analyses and randomized controlled trials to uncover the truth about aspartame, sucralose, saccharin, and other non-nutritive sweeteners.

The findings might surprise you. Despite widespread claims about cancer risk, weight gain, and metabolic disruption, the scientific evidence paints a much different picture. We explore research from the National Cancer Institute, World Health Organization, and Journal of the Academy of Nutrition and Dietetics showing that artificial sweeteners, when consumed within normal limits, don't appear to cause cancer, don't lead to weight gain, and have minimal impact on blood glucose levels.

This episode isn't just about sweeteners—it's about the larger problem of health misinformation that causes people to abandon their wellness journeys out of fear. We examine why so many beneficial tools get demonized without evidence and how this affects real people trying to make positive changes. Through a balanced, evidence-based approach, we'll help you make informed decisions about whether these sweeteners deserve a place in your nutrition strategy.

Have questions or want to suggest topics for future myth-busting episodes? Reach out to us at [email protected] or connect with Coach Adam on social media. Whatever choices you make, ensure they help you win on purpose.


Studies Cited:

  1. Toews I, et al. (2019).
    Association between intake of non-sugar sweeteners and health outcomes: systematic review and meta-analyses.
    BMJ, 364, k4718.
    https://doi.org/10.1136/bmj.k4718
  2. Rogers PJ, et al. (2016).
    Does low-energy sweetener consumption affect energy intake and body weight? A systematic review and meta-analyses of studies in humans.
    International Journal of Obesity, 40(3), 381–394.
    https://doi.org/10.1038/ijo.2015.177
  3. Suez J, et al. (2014).
    Artificial sweeteners induce glucose intolerance by altering the gut microbiota.
    Nature, 514, 181–186.
    https://doi.org/10.1038/nature13793
  4. Magnuson BA, et al. (2016).
    Biological fate of low-calorie sweeteners.
    Nutrition Reviews, 74(11), 670–689.
    https://doi.org/10.1093/nutrit/nuw032
  5. FDA – High-Intensity Sweeteners Approved for Use in the United States
    U.S. Food & Drug Administration (FDA).
    https://www.fda.gov/food/food-additives-petitions/high-intensity-sweeteners


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The Win On Purpose PodcastBy Adam Kelley