CBD and dry mouth: what you need to know

CBD and dry mouth: what you need to know - Hemp Well

If your dog is experiencing dry mouth, it may be due to a decrease in saliva production. CBD can help to decrease the production of saliva, which may help your dog to stay hydrated. Dogs may drink more water than usual when they are taking CBD, so make sure to provide plenty of fresh water for your pup.

CBD, or cannabidiol, is a compound found in cannabis. It’s been shown to have various health benefits, but it can also cause dry mouth. Dry mouth is a condition where the mouth produces less saliva than normal. This can lead to difficulties in eating, as well as an increased risk of tooth decay. CBD is thought to cause dry mouth by interacting with receptors in the salivary glands. This interaction causes the glands to produce less saliva. Dry mouth is a common side effect of CBD, and it’s generally considered to be harmless. However, it can be uncomfortable and may lead to other problems. If you or your pet experience dry mouth after taking CBD, try drinking plenty of water or sucking on ice cubes.

CBD and decreased saliva production

CBD is known to cause dry mouth, or xerostomia. This is because CBD, and the oils it is mixed, decreases saliva production, which can lead to a feeling of thirst and discomfort. CBD may also cause other side effects such as drowsiness, diarrhea, and changes in appetite. If your pets experience any of these side effects, it is important for them to drink plenty of water and stay hydrated.

CBD and increased water intake

Dry mouth, also called xerostomia, is a condition that occurs when the salivary glands don't produce enough saliva. This can lead to difficulty swallowing, a sore throat, and cracked lips.

To avoid dry mouth when taking CBD oil, make sure to drink plenty of water throughout the day.

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Article review

How this Hemp Well article is reviewed.

Written by Thomas Bowers

Author bio: Hemp Well’s editorial team writes pet wellness articles using Hemp Well product knowledge, label directions, customer questions, and responsible hemp education.

Reviewed by Hemp Well Product & Quality Team

Reviewer bio: Reviewed for product accuracy, claim discipline, label consistency, and Hemp Well quality standards.

Last reviewed September 20, 2025

Veterinary note: This article is educational and is not a substitute for diagnosis, treatment, or advice from your veterinarian. Veterinary credentials are listed only when a specific veterinary reviewer is named.

Editorial policy, veterinary note & source citations

Editorial policy: Hemp Well content is written to help pet parents understand pet hemp products, serving-size considerations, product formats, quality standards, and safer shopping decisions. We avoid disease-treatment claims and update articles when product labels, regulations, or available guidance changes.

Veterinary note: Hemp Well educational content is not veterinary medical advice. If your pet has a medical condition, takes medication, is pregnant, intended for breeding, or symptoms worsen, consult your veterinarian before starting or continuing any supplement.

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