To help keep your Guinea Pig healthy, add some of these to their diet:

• Kale
• Cilantro
• Broccoli
• Alfalfa
• Mustard Greens
• Carrot Tops
• Timothy Hay
• Collard Greens
• Use a Vitamin “C” Supplement. You can purchase this at many pet stores, as well as at health food stores.
  
  

You should keep them on a pellet diet all the time.
Try one of the following:

• Pellet based diets like “OxBow” Guinea Pig Pellets
• Good quality pet store brand pellets