Yes! We believe this product is Soy free as there are no Soy ingredients listed on the label.

Is Allergy Research Group ButyrEn -- 100 Delayed Release Vegetarian Capsules Soy Free?

Yes! We believe this product is Soy free as there are no Soy ingredients listed on the label.
Soy Free? Allergy Research Group ButyrEn -- 100 Delayed Release Vegetarian Capsules | Spoonful