Road Salt and Ice Melt: How to Protect Your Dog’s Paws This Winter

The sidewalk in January is a chemistry experiment. Most ice melts and road salts are built from sodium chloride, potassium chloride, calcium chloride or magnesium chloride. They’re great at clearing ice, and rough on a dog’s paws and stomach. Here’s what actually happens and the simple routine that prevents it.

Why ice melt is a problem for dogs

• Paws: salt crystals dry and crack paw pads and can sting small cuts. Calcium chloride products can be especially irritating.
• Licking: the real risk comes later, when your dog cleans their feet at home and swallows the residue.
• Eating it: some dogs lick treated snow or nibble pellets straight from the bag.

According to the ASPCA, ingestion can cause stomach upset, vomiting and diarrhea. Larger amounts can lead to dehydration and high sodium levels, with tremors or seizures, and calcium chloride products can ulcerate the mouth.

The 60-second paw routine

1. Before: rub a thin layer of paw wax on the pads, or put on booties if your dog will wear them.
2. During: steer around white, crunchy patches and slushy curbs where salt collects. Don’t let your dog eat snow on treated walkways.
3. After: wipe every paw with a damp cloth or pet-safe wipe, including between the toes, before your dog can lick.
4. Check: look for redness, cracking or limping. Dry, cracked pads heal faster with a pet-safe balm.

Choosing ice melt at home

For your own steps and driveway, look for products labelled pet-safe, which usually use urea or magnesium chloride, and still use as little as possible. “Pet-safe” means safer, not edible. Store every bag sealed and out of reach. A torn bag in the garage is one of the most common ways dogs eat a dangerous amount.

If your dog ate ice melt

Note the product name and roughly how much is missing, then call your veterinarian or the ASPCA Animal Poison Control Center at (888) 426-4435 (a consultation fee may apply). Don’t wait for symptoms if a lot was eaten. Quick advice makes a real difference.

Pair this with our guide to how cold is too cold and your dog’s winter is covered from nose to toes.

General information only. If you’re worried about your dog, call your veterinarian.