If you're intending for your food labels to be sold in retail stores, then you will need to consider referencing the FDA Guidelines for your specific product, market and locale. Additionally, it would be wise to consult with an expert on the steps to getting your nutrition facts panel tested and listed correctly. Depending on certain exemptions based on the quantity and type of item you are selling, nutrition facts may not be necessary, but this is rare.
It is important to throroughly check the requirements you need to incorporate into your nutrition facts panel and then design your custom food label accordingly. If you need assistance incorporating nutrition facts into your design, our graphic designers will be able to offer their services to find solutions for your custom food label.