For that reason you need to put your National Drug Code (NDC) into a Universal Product Code (UPC) barcode in the United States. A UPC-A barcode symbol contains a GS1 GTIN-12 data structure. Here is what you need to do to convert your NDC into a GS1 GTIN-12:
How to Harvest Cilantro. 1  Cilantro leaves can be cut at any time during their growth period, but waiting until the plant is about 6 inches tall will give you optimum leaves.  Cut the outer leaves first, allowing the smaller leaves that are closer to the stalk to continue to grow and mature.
In the first, add two cups of cilantro to a jar with an airtight lid. Warm up a bland oil like canola, sunflower, safflower, or a light olive oil. Add it to the jar, seal the lid, and wait two weeks. Leave the cilantro whole if you wish to remove it or chop it and leave it in the oil.