PHGG Supplement: Gut Fibre That Helps Memory + Sleep

New human research shows that a daily PHGG supplement - a water-soluble prebiotic fibre - may do more than support digestion. 

In a 12-week randomized, double-blind, placebo-controlled study, healthy adults over 60 who took 5 g of PHGG daily experienced measurable improvements in visual memory and sleep quality compared to placebo.

Visual memory — the ability to remember and recognize what you’ve seen — is key to everyday independence. 

And better sleepiness on rising means waking up more alert and mentally refreshed. The study found no adverse effects, suggesting PHGG is a well-tolerated daily supplement with broader benefits.

Why might PHGG help beyond the gut? 

Emerging research links gut microbiota modulation with brain and sleep outcomes via the gut–brain axis. 

You can dive deeper into how PHGG connects gut health to memory and sleep here:

PHGG Supplement: Gut Health Links to Memory & Sleep

If you’re interested in adding this fibre to your routine, check out the product used in the study:

Partially Hydrolysed Guar Gum (PHGG)

https://propelhealthaustralia.com/products/partially-hydrolysed-guar-gum-phgg


Disclaimer: This post is educational only — consult a health practitioner for personalised advice. 

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