Some sects of Hinduism including Vaishnavism Adhere to the purest method of vegetarianism as a great whilst Shaktism and Tantric sects freely take in rooster, mutton (goat and sheep meat), fish and eggs. The reasons mentioned by Jains and Vaishnavas are: the basic principle of nonviolence (ahimsa) applied to animals;[181] https://www.cureayu.com/blogs/immunity-wellness/food-for-immune-system