The chances are that if you ask most chefs about the ingredients they put into their favorite recipes, they will be able to list for you the name of every single ingredient and the corresponding amounts. That is what you would expect.

By the same token, you would expect most doctors, nurses, pharmacists and other medical workers who administer vaccines would be able to list for you every ingredient in vaccines, along with the corresponding amounts. That is what you should expect.

However, that is not necessarily the case.