Room Temperature Stable Allergen-Free 6 Beneficial Probiotic Strains Vegan Gluten Free Dairy Free Probiotic Supplement 15 Billion Per Capsule Jarrow Formulas Jarro-Dophilus AF Allergen-Free is composed of six well-characterized, allergen-free probiotic strains that help support intestinal health and immune response. Jarro-Dophilus AF Allergen-Free is especially appropriate for individuals with hyper-sensitivities to common food allergens.