Signs of vitamin A (VA) deficiency in dogs

It can easily cause vision and epithelial tissue problems such as dry eyes, conjunctival fire, corneal opacity, and even corneal ulcers. Animal foods can help supplement VA, such as liver, fish and meat.

Signs of vitamin C deficiency in dogs

Vitamin C Dogs can synthesize vitamin C from food glucose, so there is no need to supplement it. In this regard, dogs seem to be more advanced than humans.

Symptoms of vitamin B2 deficiency in dogs

Vitamin B2 deficiency: VB2 deficiency is related to eye diseases, skin abnormalities and testicular dysplasia.

Symptoms of vitamin B6 deficiency in dogs

Including pyridoxal, pyridoxine and pyridoxamine. High-protein dog food can aggravate vitamin B6 deficiency, and pyridoxine can cause weight loss. , anemia, dog dermatitis and hair loss symptoms.

Signs of vitamin E deficiency in dogs

As an antioxidant, it plays an important role in maintaining the stability of cell membranes. VE deficiency can affect muscles, reproduction, nerves and blood vessels, and can cause reproductive system problems. VE deficiency in dogs is also related to a weakened immune response.