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Ask the Vet – Diatomaceous earth, nighttime turnout, weaning, and more! – November 2019

Posted on: November 01, 2019 by SmartPak



You asked, we answered! In this episode of our monthly series, Dr. Lydia Gray and SmartPaker Dan confess to something but make it up to our viewers! Then they answer 5 new questions on when foals first go into heat, night vs day time turnout, how to avoid rubs from grazing muzzles, diatomaceous earth as a dewormer, when to wean a foal, and so much more! Plus – if you’ve ever wanted to know how to make “teeny, tiny bug jerky,” (and let’s be honest – who hasn’t?) this is the video for you!

If your question was answered in this video, reach out to us at and let us know and we’ll get your gift card out to you as soon as we can! Have some of your own questions? Ask away using #AsktheVetVideo! If your question gets selected to be in one of our Ask the Vet videos, you win a SmartPak gift card! How awesome is that!?

Additional reading/watching material mentioned in the video:
Ask the Vet individual topics playlist
Ask the Vet blogs
Horse Health Library videos
Ask the Vet form
Dr. Gray’s joke about horses and spiders
Ask the Vet – Should I wrap my horse’s legs when trailering?
Ask the Vet – Pros and cons of all day turnout
Grazing muzzle study recap
Ask the Vet – When to geld a colt
Ask the Vet – Vaccinations for horses
Ask the Vet – When should a horse be vaccinated?
Ask the Vet – Foal health

Questions answered in this episode:
1. At what age does a mare begin going in heat?
2. What are the benefits for turning a horse out at night vs. during the day? A horse at my lesson barn has been going out at night per her vet’s suggestion and I am curious why. Thank you so much for the videos, Dan and Dr. Gray!!
3. I want to leave a muzzle on my pasture kept mare 24/7. I have issues, regardless of brand, with rubbing. Any suggestions?
4. Does DE (diatomaceous earth) powder actually help prevent worms, as well as killing the larvae?
5. What age would you recommend weaning a mini colt? Can late weaning cause health issues?