Probiotic Content and Benefits Activia probiotic yogurt nutrition facts – Okay, so like, Activia’s all about those probiotics, right? It’s not just some hype; these tiny little guys areactually* doing stuff for your gut. Let’s break it down, fam. Activia’s main probiotic star is Bifidobacterium animalis subsp. lactis, often shortened to B. lactis. It’s like