Final answer:
On average, a 120 mL serving of fresh orange juice contains about 60 mg of vitamin C, which is important for the immune system and iron absorption.
Step-by-step explanation:
The amount of vitamin C you would get from a 120 mL serving of fresh orange juice can vary, but on average, it contains about 60 mg of vitamin C. Vitamin C is an antioxidant that is found in citrus fruits like oranges. It helps in the absorption of iron and is important for the immune system. Daily requirement for adults is about 70 mg of vitamin C.