Yes, all bf babies should have vitamin d. Even my LLL leader agreed.
OP I don't do animal products before one and don't do meat until closer to 2. I am a vegetarian (only one in my family) and I just think meat is to hard for their little tummies to digest.
I didn't even introduce solids at all until 8 1/2 months this time and we didn't do baby cereals or purées. This is my 3rd baby