I would continue what you are doing. Add in some more red meats.... beef, pork, lamb if you can find it. Eggs might be good.
Is she on a good fish oil? It has anti-inflammatory properties that should help with healing.
If you give her good nutritional support, as you are clearly doing, she should heal up just great.
"Having heard all of this, you may choose to look the other way.....
but you can never say again that you did not know." William Wilberforce 1759-1833