"A very small amount of cocoa powder will have been processed to contain lecithin. Unless you've specifically asked for it, yours is not.
Why do you read that? i've no idea 8) i've read lots of crazy things on the…"
"Every cocoa powder, unless it's lecithinated, will have the same shelf life if properly stored. Assume proper storage conditions, and it's not lecithinated, your cocoa powder will be good for up to three years."