Oral Capsules : Although they offer greater convenience and ease of use, oral forms may have reduced bioavailability due to digestion processes that can degrade the peptide
Plant Cell Environment
doi: 10.1016/0003-9861(88)90592-9
Morganti P, Randazzo SD, Bruno C
Unlike fat-soluble vitamins (A, D, E, and K), which are stored in fat tissue for long periods, water-soluble vitamins are processed relatively quickly: your body takes what it needs, stores a small amount in the liver, and passes most of the rest in urine
On treatment with a bolus of H 2 O 2 (500 M) to induce oxidative stress, the ratiometric imaging of HeLa cells revealed a decrease in the GSH level from 5.0 to 4.1 mM within 90 s (Fig