lipo vitamin c uk Liposomal 1000mg - 180 Capsules helping to reduce oxidative stress and aid recovery Liposomal Vitamin C Softgels –

Although the nanoparticle drug delivery system was not initially designed for LDL-receptor-mediated brain targeting, it was later found that apolipoprotein E would be absorbed on the polysorbate 80 coated nanoparticles upon incubation of the nanoparticles with human plasma resulting in LDL-receptor mediated BBB crossing

Aug 1991;100(8):647-9

Subcutaneous B12 Injection Locations Subcutaneous injections involve administering the B12 solution into the fatty layer of tissue just beneath the skin

They're more easily absorbed into the body than oral supplements, which is why they're being prescribed by doctors more frequently