Serum vitamin B12 assay has a sensitivity of around 97% at levels below 200 ng/L, but specificity is lower 8
Even though this dose is nearly 500 times the RDA, it seems to be very common
Norton also provides insights on supplements such as artificial sweeteners and collagen, addressing their potential effects and the credibility of claims around benefits like appetite control and skin health
GHK-Cu is a powerful ingredient that helps improve skin firmness, texture, and clarity, making it ideal for ageing, sensitive, or damaged skin
Effects of changes in fat, fish, and fibre intakes on death and myocardial reinfarction: diet and reinfarction trial (DART)
Treatments can be reduced to once a week after four weeks, with skin benefits expected in six to eight weeks