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Imagine the joy on the faces of patients when they were told that the days of eating raw liver were over and they could instead have a (probably painful) injection of liver essence instead

Testing includes quantitative assay verification, heavy metals screening, and comprehensive microbial analysis

Using a sensitive analytical technique called mass spectrometry, they tracked the peptide as it was broken down by enzymes naturally present in the blood, and identified all the fragments that were produced

To view a copy of this licence, visit About this article Cite this article Zhang, M., Ma, Wc

Increases in dermal collagen and improved hydration likely underlie these effects