Dogs whose ears can’t stand up need calcium supplements, and don’t need cod liver oil

Dogs whose ears can’t stand up are caused by calcium deficiency. If they don’t stand up during the erection stage, they need calcium supplements. For supplementation, you can choose calcium tablets or calcium powder to help the dog feed regularly and quantitatively. It can replenish the body's calcium over a period of time. However, cod liver oil does not help the dog's calcium supplement and ear pricking. And it works, so if the ears can’t stand up, calcium supplementation is useful, but cod liver oil has no effect.