VitaJab Vitamin B12 injection at your local pharmacy Vegetarians and Vegans Do you know your diet may be low in Vitamin B12? Vitamin B12 is usually found in meat, eggs, milk, and cheese. Here's a quick guide: Do you follow a vegan diet? Did you know that vitamin b12 is mainly present in animal based products so those following a strict plant based are more likely to be deficient in vitamin Vegan B12, Maximum Strength, 60 ml