Normal vital signs (blood pressure, heart rate, respiratory rate, temperature) and body mass index (BMI) between 18 and 30 kg/m 2 Suboptimal vitamin B12 status (deficient to borderline 200300 pg/mL), defined as serum B12 levels within the lower end of the reference range (234894 pg/mL) Able to provide informed written consent Able to comply with study procedures and follow-up visits as outlined in the protocol 2.2.2 Exclusion criteria Known hypersensitivity or allergy to oral vitamin B12 supplements or any of its components Known history of cobalt allergy or sensitivity Severe malabsorption syndromes, including pernicious anemia or intestinal disorders affecting vitamin B12 absorption Current use of acetaminophen, nonsteroidal anti-inflammatory drugs, antibiotics, antacids, proton pump inhibitors (PPIs), multivitamins, or nutritional supplements containing vitamin B12 History of gastric bypass surgery or other procedures that significantly alter GI anatomy or function Significant renal impairment (estimated glomerular filtration rate [eGFR] 0.05) Supplementary Table 1

If a B12 injection corrects fatigue, that increased movement can cause small weight shifts
Yes, many clients include B-Complex + Vitamin C injections as part of their ongoing health and wellbeing plan
Vitamin B12 is a vitamin that has tremendous benefits for our body, and you might find the following facts interesting: Dairy products, fish, eggs, meat and chicken have rich amounts of vitamin B12, but even that might not be enough to give the body the complete amount of vitamin B12 needed
This can lead to different kinds of anemia, fatigue, weakness, tingling in the fingers and toes, numbness, irregular heartbeat, mood swings, shortness of breath, very pale skin, memory loss, confusion, and more