Can I Give My Dog Human Milk Thistle. After reaping the benefits from these, i also read that milk thistle can do wonders for your dog. Most supplements of milk thistle contain about 100 to 200 mg of the herb.

The supplement is therefore not recommended for human dogs, but is only prescribed if any of the dogs have already had liver transplants. Milk thistle dosing can be difficult to calculate as extracts contain varying levels of strength. Milk thistle is safe for dogs, humans, and cats.