E471: what are mono- and diglycerides of fatty acids

Open the cupboard, flip over three random products, and you’ll probably find at least one: E471. It’s one of the most common additives out there. But what is it really, and should you care? Here’s an explanation with no panic and no needless jargon.

What E471 is

The E471 code stands for mono- and diglycerides of fatty acids: a family of emulsifiers, that is, substances that help hold together ingredients that normally don’t mix, like water and fats.

They’re made from fats (of plant or animal origin) through a process called esterification. Their structure is similar to the fats we find naturally in food.

Why it’s used so much

An emulsifier does very practical jobs:

• Holds together water and fats, stopping them from separating
• Improves texture in creams, ice cream, margarines
• Keeps baked goods soft for longer
• Stabilizes emulsions over time

That’s why you’ll find it in packaged bread, ice cream, baked goods, some margarines and many industrial sweets.

Where is it derived from?

The label says “E471” but doesn’t specify the origin of the starting fat, which can be plant or animal. For people following a vegetarian or vegan diet, that’s a point that often means contacting the manufacturer — unless the product carries a specific statement.

Should I worry?

E471 is an additive authorized in the European Union and widely used. As with any component of a food, the sensible approach isn’t “avoid it at all costs”, but to look at the bigger picture: how processed the product is, how many additives it contains, how often you eat it.

Often its presence is simply a sign of an industrial product: a bread with a short ingredient list and no E471 exists, and it’s the kind of alternative Crispl suggests after a scan.

How to read it in practice

1. Look for E471 (or “mono- and diglycerides of fatty acids”) in the ingredient list.
2. Check where it sits: the higher up, the more present.
3. Count the other additives: E471 alone says little, the context says a lot.
4. If you need to, compare with a simpler equivalent product.

To train your eye, also read how to read a food label.

This content is informational and does not replace a professional’s advice. Crispl does not provide medical advice.