Final answer:
The time it takes to enhance iron absorption from non-heme sources can vary, but consuming vitamin C and protein can help enhance iron absorption.
Step-by-step explanation:
The time it takes to enhance iron absorption from non-heme sources can vary depending on factors such as an individual's iron status and dietary habits. However, there are certain factors that can enhance iron absorption. One such factor is the consumption of vitamin C along with iron-containing food, which increases the amount of iron the body can absorb. Additionally, the presence of protein in the diet can also enhance iron absorption.