injectable vitamin b12 for horses B-12 Solution 12 Also helps prevent and treat symptoms associated with a vitamin B Vitamin B-12 Injection for Dogs,

Cyanocobalamin, although efficiently absorbed, is less well retained and must first convert into active forms, which may reduce its effectiveness, especially in individuals with metabolic issues

Possible side effects include headaches, pain, burning or redness at injection site, local muscle weakness including drooping eye lids, lack of feeling & nausea

Alleviates Symptoms of Anemia By boosting red blood cell production, B12 injections help reduce common symptoms of anemia, including weakness, dizziness, and shortness of breath

Source: Information from the package leaflet

One of the main benefits is that it is FDA approved to last 5 years from the initial injection