Milk Thistle

veg ingredient

Good

What is it?

Milk Thistle is a vegetable ingredient. Graded good: a real, recognisable ingredient that adds nutritional value, so it lifts a product’s score.

Other names on labels: silymarin, milk thistle extract

At a glance

Base score
1 (from −1 to 1; higher is better)
Found in
179 products

Products containing milk thistle

Results reflect the latest label we hold for each product, not a live check of today's recipe. Open a product to see its source and last-checked date.

Common questions about milk thistle

Is Milk Thistle good for dogs?

Yes, we grade it as a good ingredient: recognisable and nutritionally useful, so it lifts a product’s score. Bear in mind that no single ingredient decides quality; the whole recipe and its balance matter more.

Is milk thistle safe for dogs?

Milk thistle is a plant extract sometimes included in dog foods and supplements. It is generally regarded as safe in small amounts, but speak to your vet before using it for a specific reason.

What does milk thistle do for dogs?

Milk thistle is a botanical ingredient traditionally used in herbal preparations. We do not make medical claims, so speak to your vet for advice.

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How many UK dog foods contain milk thistle?

179 UK products list milk thistle as an ingredient in our database. The full list is shown above, sorted by rating.

What else is milk thistle called on labels?

Manufacturers list it under several names: silymarin, milk thistle extract. We match all of these to the same glossary entry when we read a label.

How does Open Dog Food grade milk thistle?

We grade it good, our highest grade, reserved for recognisable ingredients that add real nutritional value. Every ingredient is converted to its dry-matter share and scored from our glossary before a recipe gets its 1-100 rating; the full method is on our methodology page.