It has been confirmed as a novel metabolite of Hcy, which is generated by the conversion of Hcy to Hcy-thiolactone catalyzed by methionyl-tRNA synthetase 15
In the absence of safety data, most clinicians advise that pregnant or breastfeeding individuals avoid this compounded preparation unless the anticipated benefit clearly outweighs theoretical fetal or neonatal risks
Evans EK, Tester R, Aslanian S, Karp R, Sheets M, Labenski MT, Witowski SR, Lounsbury H, Chaturvedi P, Mazdiyasni H, Zhu Z, Nacht M, Freed MI, Petter RC, Dubrovskiy A, Singh J, Westlin WF
The interest and use of nutraceuticals that can play a supportive role in health and skin aging has increased dramatically in the last 10 years, with products containing vitamin C and E, collagen, omega-3 fatty acids, and antioxidants such as curcumin, glutathione, and resveratrol, which have multiple anti-inflammatory, protective effects against oxidative stress and age-related decline in cellular function [79,80,81]