Because Marek’s disease is widespread and there is no treatment for it, prevention is key. You can vaccinate chicks for Marek’s disease, but there are some important things to know about how the vaccine works. The vaccine is only eﬀective if given in-ovo (in the egg), or in day-old chicks. Luckily, there are some reputable hatcheries that oﬀer the vaccine, and at a pretty low
Unfortunately, although the Marek’s vaccine is highly eﬀective if used we described, it is not eﬀective in juvenile or adult birds. If your birds are too old to vaccinate, then the best way to prevent Marek’s Disease in your ﬂock is to use good biosecurity. Keep age groups separated, avoid introducing new birds from diﬀerent origins, and change clothes after visiting your neighbor’s chickens. We know it’s not the most fun answer, but keeping a strictly closed ﬂock is the best thing you can do to prevent Marek’s Disease.
One common question we get is if the eggs and meat from infected chickens are safe for consumption, and the answer is, yes! What other questions do you have about Marek’s Disease and your ﬂock?