CENTRAL EFFECTS MC4R Hypothalamic MC4R The MC4R receptor is expressed in the paraventricular (PVN) and arcuate nuclei of the hypothalamus, which are integrators of sexual motivation, feeding control, and autonomic regulation
Additionally, vitamin C is a cofactor of prolyl hydroxylase, participating in collagen synthesis, which is crucial for maintaining skin barrier function and promoting wound healing (Pullar et al., 2017)
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A 2025 randomized, double-blind, placebo-controlled trial published in Clinical Nutrition found that 15 mg/day of hydroxytyrosol improved antioxidant and anti-inflammatory status in overweight individuals with prediabetes over 16 weeks, while preserving insulin sensitivity (Moratilla-Rivera et al., 2025)