Two days later, I returned to the gym
Physiology of incretins in health and disease
Signs you're using too high a concentration include persistent redness, increased sensitivity to other products, dryness that doesn't respond to moisturizer, and skin that looks worse rather than better over time
Tissue distribution of teneligliptin in rats and comparisons with data reported for other dipeptidyl peptidase-4 inhibitors
doi:10.1016/j.steroids.2005.07.003
The formation of spots, freckles or other dyschromia is nothing more than an alteration of the melanocytes, which instead of distributing the pigment correctly and evenly, concentrate it in certain areas, giving rise to different types of hyperpigmentation