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are animal and human b12 injections same Vitamin Injection Can Be Used to Improve Anemia Symptoms in Animals - Vitamin B12, Veterinary Injection 5 Conditions Vitamin B12 Shots
Description
Sources ClinicalTrials.gov

Methylcobalamin plays a crucial role in energy production, nerve health, and cognitive support, making it an excellent choice for patients struggling with fatigue, brain fog, or mood imbalances

Dysbiosis is not an answer (in Eng)
Am J Clin Nutr 1980;33:2151-6

Appetite returns

Clinical signs of vitamin B6 deficiency are rarely seen in the United States
