Your gut isn't just where digestion happens. It's a barrier, an immune organ, a fermentation chamber, and home to trillions of microbes that influence everything from nutrient absorption to recovery and inflammation. Supporting it well takes more than a single probiotic capsule. It takes a complete system.

The problem with most gut supplements

Walk down any supplement aisle and you'll find two camps. There are probiotics, which add bacteria. And there are fibre supplements, which are meant to feed them. Rarely do you find both in one product, and almost never with digestive enzymes added to the mix.

That gap matters. Adding probiotic bacteria without feeding them is like planting a garden and never watering it. Loading up on fibre without the enzymes to properly break down the rest of your food still leaves undigested material in the gut, which is exactly what feeds the bacteria you don't want. Each piece on its own is useful. Together, they're far more than the sum of their parts.

The synbiotic triad explained

A complete approach works on three fronts at once. This is the logic the entire formula is built around:

1. Prebiotics — feeding the right bacteria

Baobab fruit powder brings a soluble pectin fibre that ferments in the colon to produce short-chain fatty acids, the bifidogenic effect that helps beneficial species flourish. Glucomannan, a viscous soluble fibre from konjac, forms a gentle gel that coats the gut mucosa, supports regularity and acts as a second fermentation substrate. The short-chain fatty acids these fibres generate, particularly butyrate, are the preferred fuel of the cells lining your colon.

2. Probiotics — bacteria that actually arrive

Many probiotics are destroyed by stomach acid long before they reach the intestine. Lactospore® (Bacillus coagulans) sidesteps this. It's a spore-forming probiotic, meaning it travels through the harsh acidic environment of the stomach in a protected dormant state, then germinates in the small intestine where it can do meaningful work. Clinical research on this strain has shown improvements in IBS-related symptoms, bloating and stool consistency.

3. Enzymes — completing digestion

DigeZyme® is a multi-enzyme complex covering amylase, protease, lipase, cellulase and lactase, so each major macronutrient has a matching enzyme to break it down. Better digestion means fewer undigested substrates sitting in the gut feeding the wrong microbes, which translates to less bloating and better nutrient absorption from every meal.

Why this matters beyond digestion

A well-supported gut pays off across the whole body. Nutrient absorption improves when the lining is intact and enzymes are working, so more of what you eat actually reaches your muscles and tissues. Recovery benefits because a stronger intestinal barrier lowers systemic inflammation, freeing the immune system to repair rather than firefight. And over the long term, the short-chain fatty acids from prebiotic fermentation support the renewal of the gut lining itself, while microbiome diversity tracks closely with healthy ageing markers.

For athletes especially, this is foundational. Hard training diverts blood away from the gut and stresses the intestinal lining. A daily synbiotic helps keep that system resilient when you're asking a lot of your body.

A quick word on the name and the tub

You may have known this formula as Phlora Phuel. Same complete synbiotic system, same baobab, glucomannan, Lactospore® and DigeZyme® — but now it's called Gut Guardian, in a clean white tub.

Same formula · clearer name · fresh look

The reason is simple: clarity. "Phlora Phuel" was a clever play on words, but it asked you to decode it. "Gut Guardian" tells you precisely what the product is for the moment you see it, whether on a shelf or in a search. The new white tub, with its soft plum detailing, signals what's inside, clean, gut-first, and protective, and sits more naturally within the wider Phyba range. Nothing about the formula changed. We simply made the outside as honest and clear as the science within.