Serum B12 reference ranges vary between laboratories, but generally, levels below 148 pmol/L are considered deficient, whilst levels between 148258 pmol/L are regarded as borderline and may warrant further investigation or a trial of treatment, particularly if symptoms are present
Beauty Benefits of B12 Shots Vitamin B12 is not only vital for energy but also plays a key role in cellular regeneration, which can support a glowing complexion, stronger hair, and healthier nails
Those who have had bariatric surgery or have malabsorption issues might need special dosing plans
It also plays a vital role in energy metabolism and cell growth and repair
(2) M A Heffernan 1, A W Thorburn, B Fam, R Summers, et al (2001) Increase of fat oxidation and weight loss in obese mice caused by chronic treatment with human growth hormone or a modified C-terminal fragment International Journal of Obesity and Related Metabolic Disorders, 2001 Oct, Volume 25 (Issue 10), Pages 1442-9