A 2012 open-label study on a barley-derived EGF serum reported statistically significant improvements in fine-lines, skin texture, pore size, and uneven skin tone, with changes showing up within the first month of 2x/daily use
Some people experience mild oral irritation from holding the drops under the tongue for the recommended absorption period
Oral B12 supplements rely on the guts ability to absorb the vitamin a process that requires a protein called intrinsic factor, produced in the stomach
The strongest support comes from clinical evidence focused on treating vitamin B12 deficiency, not from general wellness claims What science supports The NIH Fact Sheet for Health Professionals shows that intramuscular B12 injections are effective at raising blood B12 levels and correcting deficiency
Target Benefits
This is supported by the very low brain to plasma ratio of ibuprofen, 0.02, in rats [16]