Look Beyond the Markup. We all know the standard process to follow with an RFP for contingent labor. First you get the team together, and after a supplier selection process you send out an RFP to the suppliers with all the bells and whistles including all the fun acronyms, MUs, KPIs, SLAs, etc.
Gelatin is especially rich in proline and hydroxyproline. According to a food industry website, it contains 15.5 and 13.3 grams per 100 grams of pure protein respectively. It also contains 27.2 grams of glycine per 100 grams pure protein.
Vitamin A can also be formed from beta-carotenes and other carotenes. The leading sources of pro vitamin A carotenes are dark green leafy vegetables, such as collards and spinach, and yellow-orange vegetables, such as carrots, sweet potatoes, yams, and squash.