Why Lysine for Cats?

It cannot be synthesized into the body and must be gained through food and supplements. For both people and cats, L-lysine is a way to manage and control herpes effectively. This amino acid is present in every cat's body, but some cats do not have enough of it to ward off infections and illnesses.

Should I give my cat lysine?

Unfortunately, while lysine has few side effects, some cats will experience an allergy to it. An amino acid given as a supplement, lysine can be helpful in keeping the herpes virus under control. While it has minimal side effects, should your cat's immune system overreact, he will experience an allergy.

Does lysine help cats with colds?

Your vet may suggest lysine, an essential amino acid that serves as a building block for proteins, to help inhibit the replication of the virus. Dr. ... Vitamin C and apple cider vinegar are commonly discussed on the internet, but are not recommended by veterinarians to treat cats with colds.