VITAMIN B12 injections now available at Vitality, Vitamin B12 injections are recommended weekly for 4 weeks, followed by monthly doses to enhance energy levels, improve brain function, aid in Vitamin B 12 Injectable for Horses, Dogs and Cats Jeffers Vitamin B12 injections deliver high doses of this essential vitamin directly into your bloodstream for better absorption than oral supplements to boost energy, support red blood cell production and maintain nerve function. Reel by REGEN II : Regenerative Medical Solutions (@regen_ii) December 12, 2025