[header] How to make vitamin c gummies [title] Combine the orange juice and gelatin powder in a small saucepan. [step] You can use store-bought orange juice, but it would be much better if you used freshly-squeezed orange juice. You will need about 4 to 5 medium-sized oranges. 
[substeps] You can also use other types of citrus, such as blood orange, clementine, and grapefruit. [title] Wait for the gelatin to " bloom ", then whisk it in.