Chemistry is closely related to health.

(1) According to the nutrition table in the original title, this hamburger can provide human body with protein, oil, sugar, inorganic salt and so on.

(2) From the nutrition table in the original question, we can know that Hamburg still lacks vitamins that the human body cannot synthesize.

So the answer is: (1) protein, oil, sugar, inorganic salts, etc. (2) vitamins.