Newer measurement methods such as Magnetic Resonance Spectroscopy (MRS) and Positron Emission Tomography (PET) are less invasive and more cost-effective and show potential to be more accurate, but more research is needed to further validate and standardize results (Murray et al., 2024
Both vitamin D 2 and D 3 (the cholecalciferols) are lipophilic and are rapidly taken up into skeletal muscle and adipose tissue where they can remain for several months
Sulfated and glucuronidated curcumin has been identified in the intestines and livers of both rats and humans (74), while human plasma contains water-soluble conjugates of sulfate and glucuronide, indicative of curcumin absorption following oral administration (70)
Murata, S., Inoue, K., Amoatsu, T., Yoden, A