Your vitamin B12 levels can be increased by including foods like milk, yogurt, eggs, fish, and meat in your diet. If your deficiency is more severe or you are experiencing unusual symptoms, your doctor may investigate the underlying cause and recommend oral vitamin B12 supplements or injections.

A vitamin B12 level of 115 is low and indicates deficiency. Treatment usually involves vitamin B12 injections or high-dose oral supplements as recommended by your doctor, along with dietary intake of meat, fish, eggs, and dairy. Your doctor will guide you on the best treatment based on the severity of your symptoms and the cause of the deficiency.

Knee pain may improve if it is related to vitamin deficiencies. Your doctor may recommend vitamin B12 and vitamin D supplements and suggest exercises or physiotherapy to strengthen your knees. Persistent pain should be evaluated to rule out other underlying causes, such as overuse, injury, or arthritis.