Magnesium stearate
additive · base score 0.2 · also listed as magnesium stearate
What is it?
Magnesium stearate is an additive, such as a preservative, flavouring or colouring. Graded poor: cheap, vague or of questionable value, so it drags a product’s score down.
At a glance
- Category
- additive
- Grade
- poor
- Base score
- 0.2 (from −1 to 1; higher is better)
- Found in
- 28 products
- Also listed as
- magnesium stearate
Common questions about magnesium stearate
Is Magnesium stearate good for dogs?
We grade it as a poor ingredient: typically cheap, vague or of questionable nutritional value, so it drags a product’s score down. One poor ingredient does not make a food bad on its own, but a recipe built from several usually scores low.
How many UK dog foods contain magnesium stearate?
28 UK products list magnesium stearate as an ingredient in our database. The full list is shown below, sorted by rating.
What else is magnesium stearate called on labels?
Manufacturers list it under several names: magnesium stearate. We match all of these to the same glossary entry when we read a label.
How does Open Dog Food grade magnesium stearate?
We grade it poor, our lowest grade, used for cheap, vague or low-value ingredients. 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.
What is magnesium stearate doing in dog food?
Magnesium stearate is an additive used as a lubricant or anti-caking agent in some supplements and processed foods. It helps ingredients flow during manufacturing. It is generally regarded as safe in small amounts used in pet products.
Is magnesium stearate safe for dogs?
Magnesium stearate is commonly used as a processing aid in small quantities. It is not a nutrient but serves a manufacturing purpose. If you prefer to avoid additives, check the ingredient list before buying.










