side effects vitamin b12 injection Potential What are the benefits of
Description
All three common forms produce shades within the pink-to-red spectrum

LXRs act as ligand-dependent transcription factors that form heterodimers with the retinoid X receptor (RXR), which then bind to LXR-responsive elements (LXREs) in DNA to promote the expression of target genes

However, it can be added to some food products and is available as an injection or oral supplement
How long after taking B12 can we expect to see an improvement