Inulin FOS

herbs

★★★★★

Inulin and FOS (fructooligosaccharides) are soluble dietary fibres derived from plants that act as prebiotics, promoting the growth of beneficial bacteria in the gut and supporting digestive health.

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Benefits

✓Promotes healthy gut microbiota and increases beneficial bacteria populations

✓Supports digestive regularity and reduces constipation

✓Enhances mineral absorption, particularly calcium and magnesium

✓May improve blood sugar control and reduce insulin response

✓Supports immune function through enhanced gut barrier integrity

Dosage

Typical Dose

5-10g daily

Upper Limit

20g daily

Timing

With meals; start low and titrate gradually to minimise digestive upset

Forms & Bioavailability

Powder

95%

Capsules

90%

Tablets

88%

Side Effects

⚠Bloating, flatulence and abdominal discomfort, particularly when doses are increased rapidly

⚠Digestive upset including loose stools or diarrhoea at higher doses

Interactions

⚡May reduce absorption of certain medications; separate dosing by 2 hours

⚡Can potentiate effects of diabetes medications, requiring dose adjustments

Research Summary

Established prebiotic with robust clinical evidence supporting improved gut health, mineral absorption and metabolic markers in multiple randomised controlled trials.

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The Bottom Line on Inulin FOS

Inulin FOS is well-researched with strong evidence supporting its primary benefits.It is most commonly used for promotes healthy gut microbiota and increases beneficial bacteria populations and supports digestive regularity and reduces constipation. As with any supplement, individual results vary. Start with the lower end of the dosage range and assess for 4-8 weeks before adjusting.

About Our Research

This profile is compiled from peer-reviewed research published on PubMed, the NIH Office of Dietary Supplements, and established nutritional science databases. Dosages reflect clinically-studied amounts from human trials where available. We update profiles as new research emerges. This is not medical advice — consult a healthcare professional before supplementing.

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Disclaimer: This information is for educational purposes only and is not medical advice. Always consult a healthcare professional before starting any supplement, especially if you have existing health conditions or take medication.