https://www.vetnurse.co.uk/f/clinical-discussions/30987/vitamin-d-supplements-in-guinea-pigs Hey all. Has anyone ever provided Vitamin D supplements to guinea pigs and rabbits? We have a few clients with rabbits and guinea pigs that can&#39;t get outside as they live in apartments. Plus, we&#39;re in Ireland and on the few occasions that the sun doesen-USTelligent Community 10https://www.vetnurse.co.uk/thread/171514?ContentTypeID=1Sun, 18 Feb 2018 22:28:52 GMT1a0763ec-3885-442c-853e-6cef656dfec5:9c37bffb-b4d3-4a39-8eca-f194ccb947acGemma Read<p>As a guinea pig owner myself, I have never found they have needed supplementation. As long as they get a variety of vegetable in their diet and maybe some grass picked for them alongside a good pellet diet and hay. They should be getting all the vitamins and minerals they need.</p><div style="clear:both;"></div>