4.5.2 Mechanism of action in dry eye disease Spermidine helps regulate the immune systems balance, crucial in conditions like DED, where inflammation plays a key role
Extracellular matrix outcomes are also relevant in fibroblast and tendon-cell research
GHK-Cu directly acts on human dermal fibroblasts, promoting the synthesis of these two core structural proteins of the skin, thereby tightening the skin, reducing the formation of fine lines and wrinkles, and maintaining a firm and youthful skin state
Williams 2013
In a randomized clinical trial involving older adults, GlyNAC supplementation improved glutathione status while also improving markers of oxidative stress, inflammation, mitochondrial function, muscle strength, and walking speed.57 58 Additional studies have reported improvements in several other measures associated with healthy aging, though the overall body of evidence remains relatively small compared with more established uses of NAC.34 Pure Encapsulations delivers 1,800mg each of NAC and glycine per serving, making it one of the highest-dosed products in this guide
Compound 51 stood out, showing an IC 50 of 0.70 M, compared to the standard control allopurinol, with an IC 50 of 9.80 M (Figure 16)
