# Cheapest fibre

The cheapest fibre now costs £0.055 per serving, the lowest of 87 products from 23 stores. Scanned again every day.

The first 10 of the ranking, updated 7 November 2026

| Product | Store | Per serving | Total |
| --- | --- | --- | --- |
| [XCelerate Nutrition Inulin Powder – 1kg](https://supplementscanner.co.uk/p/xcelerate-nutrition-xcelerate-nutrition-inulin-powder-1kg-373063) | London Supplements | £0.055 per serving | £10.99 |
| [Inulin](https://supplementscanner.co.uk/p/bulk-inulin-125758) | Bulk | £0.068 per serving | £6.75 |
| [Pro Elite Inulin Fructo-Oligosaccharide (FOS) 500g Powder](https://supplementscanner.co.uk/p/pro-elite-pro-elite-inulin-fructo-oligosaccharide-fos-500g-powder-371527) | London Supplements | £0.090 per serving | £8.99 |
| [Psyllium Husk Powder](https://supplementscanner.co.uk/p/bulk-psyllium-husk-powder-125451) | Bulk | £0.096 per serving | £9.59 |
| [The Health Project Fibre Blend 240g \| Healthy Digestive Aid](https://supplementscanner.co.uk/p/the-health-project-the-health-project-fibre-blend-240g-healthy-digestive-aid-133428) | Discount Supplements | £0.12 per serving | £5.99 |
| [Pro Elite Inulin Fructo-Oligosaccharide (FOS) 250g Powder](https://supplementscanner.co.uk/p/pro-elite-pro-elite-inulin-fructo-oligosaccharide-fos-250g-powder-371539) | London Supplements | £0.14 per serving | £6.99 |
| [Fibre Plus](https://supplementscanner.co.uk/p/bulk-fibre-plus-126346) | Bulk | £0.15 per serving | £6.99 |
| [High Fibre Inulin Powder](https://supplementscanner.co.uk/p/simply-supplements-high-fibre-inulin-powder-133218) | Simply Supplements | £0.15 per serving | £15.49 |
| [Flourishe Gut Supplement – 500g](https://supplementscanner.co.uk/p/natures-best-flourishe-gut-supplement-500g-383598) | Nature's Best | £0.17 per serving | £16.50 |
| [Just Natural Organic Psyllium Husk Powder](https://supplementscanner.co.uk/p/just-natural-just-natural-organic-psyllium-husk-powder-383113) | Nature's Best | £0.17 per serving | £6.69 |

## Frequently asked questions

### What is the cheapest fibre right now?

The lowest price is now £0.055 per serving, for XCelerate Nutrition Inulin Powder – 1kg at London Supplements. Our scanner checks prices daily, so the ranking on this page is up to date.

### Why do we compare fibre per serving?

Packs differ in the number and size of servings, so only the price per serving shows what you really pay. We convert every price to the same unit, so you're comparing like with like.

### How many stores are scanned for fibre?

This comparison currently includes 87 products from 23 stores. Our scanner keeps re-reading the whole market, so new products and price changes appear automatically.

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Source: Supplementscanner, https://supplementscanner.co.uk/category/fiber (live prices per product)