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  • Contains scientifically backed ingredient SlimBiome

  • Feel fuller for longer

  • Helps you stay on your chosen healthy eating plan

  • Supports Gut Health

  • 30 Sachets (10 Day Supply) Citrus Flavour

Making Healthy Eating Easy1

Making Healthy Eating Easy

SlimBiome® X3 is formulated with SlimBiome, an award-winning science-backed ingredient, which is proven in multiple studies to support healthy eating.

SlimBiome X3 has been shown in clinical studies  support healthy eating. By taking out the most challenging aspects of healthy eating, hunger and cravings, SlimBiome X3 can help make eating healthy easier and increase the likelihood of achieving your goals in a calorie-controlled eating plan.

  • Shown in clinical studies to change food choice with subjects who consumed SlimBiome choosing less fatty and calorie intense food
  • Supports the feeling of fullness, reduces hunger and reduces cravings leading to improved portion control and less snacking
  • Shown in multiple clinical studies to be safe and effective
  • Promotes a healthy gut microbiome - No reported side effects


Used in Clinical Studies

Effectiveness and Safety - A Top Priority

OptiBiotix has developed SlimBiome with leading UK universities and is used in health and wellbeing products around the world.

Conducted by leading scientists in multiple clinical studies, SlimBiome has been shown to be safe and effective in reducing hunger and cravings to promote healthy eating.

  • Created by leading UK universities and world-leading experts
  • Scientifically backed by multiple clinical studies
  • Shown to be safe and effective with no observed side effects

The Secret to Natural Craving Control: Three Essential Ingredients

Transform your health journey with these scientifically-backed ingredients designed to empower your body's natural ability to resist cravings. Elevate your well-being and take a step towards a more balanced, satisfied you.

  • Glucomannan - A dietary fibre that promotes fullness by expanding softly in your stomach and slowing digestion, helping you reduce food intake and stay satisfied longer.
  • Fructo-oligosaccharide - A prebiotic fibre that boosts gut health by encouraging the growth of beneficial bacteria, improving digestion, and supporting a diverse gut microbiome. A healthy gut is your secret weapon against unwanted cravings.
  • Chromium - An essential mineral that regulates blood sugar levels3, reducing sugar cravings3 and enhancing metabolism3 for a healthier lifestyle without the urge to snack on unwanted foods.

Supports Your Gut

Microbiome Healthy Gut, Happy Life*

SlimBiome Medical has been shown in studies to improve gut microbiome diversity helping to maintain a healthy gut. SlimBiome Medical does not contain any laxatives or fat binders and has been shown to have no harsh side effects that are common in other slimming aid products.

  • Contains prebiotic fibre
  • Supports gut microbiome diversity
  • Independent human studies have shown SlimBiome improves mood*

  • Gluten-free

  • Dairy-free

  • Suitable for vegans & Vegetarians

  • No Artificial Colours or flavours

  • Free from Laxatives and Fat Binders

European Food Standards Agency( EFSA) approved health claims:

  1. Health Claim: "Glucomannan contributes to the reduction of body weight in the context of an energy-restricted diet." (Commission Regulation (EU) 432/2012)
  2. Health Claim: "Chromium contributes to the maintenance of normal blood glucose levels" (Commission Regulation (EU) 432/2012)
  3. Health Claim: "Chromium contributes to normal macronutrient metabolism" (Commission Regulation (EU) 432/2012)

Independent studies published in scientific journals:

* Ahlstrom, L et al (2018) Preliminary investigation into the effects of SlimBiome on food cravings and responsiveness to the food environment in healthy overweight and obese women following standard nutritional advice. Proceedings of Nutrition Society 77, E229

** Costabile, A et al (2020) A pilot study to assess the effect of a fibre and mineral formulation on satiety and satiation when taken as part of a calorie restriction diet in overweight and obese women. Journal of Functional Foods 74, 104157