8 UK FLOUR Brands to AVOID and 4 That Are Actually Safe!

We investigated what's really going on inside Britain's flour bags, and the truth might surprise you. Under the 2024 Bread and Flour Amendment Regulations, added synthetic folic acid is being phased into all non-wholemeal wheat flour ahead of December 2026 — joining the chalk (calcium carbonate), iron, niacin and thiamin that white flour has legally carried for decades. In this report we go through the major UK supermarket brands, checking current ingredient lists, prices, pack sizes and the marketing behind them, to reveal eight flours you might want to leave on the shelf.