Typically, the positive effects last from about a week up to a month, though this can vary based on how your body absorbs and utilizes the vitamin, as well as your overall health
Healthy fats in your diet have the roles of protecting your vital organs, regulating hormone production (including of reproductive hormones like estrogen and testosterone), helping regulate your body temperature, allowing for proper absorption of fat-soluble vitamins, providing your brain with fuel, protecting you from depression and anxiety, and many more
It is an active ingredient, so it must be used properly to get the results you want
[1] The NHS advises that taking up to 2mg (2000 micrograms) per day of vitamin B12 supplements is unlikely to cause harm
For specific analysis of cytoplasmic and nuclear proteins, the NE-PER Nuclear and Cytoplasmic Extraction Reagents kit was employed for TM3 cells