A Man Who Eats Dog Food is a Manga/Manhwa/Manhua in (English/Raw) language, Comedy series, english chapters have been translated and you can read them here. You are reading chapters on www.mgeko.cc fastest updating comic site. The Summary is

A man accidentally bought a perfume. The story started when he lost his temper in work and got frustrated. He then drink alcohol, when he wake up something’s not right, something’s going on and he don’t know what!