As mentioned earlier in this guide, the benefits of urolithin A are mainly attributed to its potential to kickstart mitochondrial autophagy or mitophagy the process of your body clearing out old, dysfunctional mitochondria and replacing them with new, healthy ones.7 8 14 When dysfunctional mitochondria build up, the production of oxidative stress in the body may increase.8 This, in turn, increases the risk of developing various chronic and degenerative diseases, such as cancer, heart disease, kidney disease, Alzheimers disease, Parkinsons disease, rheumatoid arthritis, and more.15 Besides increasing your disease risk, excess oxidative stress can also lead to: More visible signs of skin aging (fine lines, wrinkles, etc.)15 Increased muscle atrophy26 Reduced muscle force generation26 Neuroinflammation27 Since urolithin A has the potential to help your body clean out dysfunctional mitochondria by supporting mitophagy, it may also be able to lower your risk of health concerns attributed to oxidative stress increasing your healthspan and, possibly, your lifespan

Anyone cleared for vitamin B12 shots shouldnt have much to worry about, making injections one of the best ways to ensure your body has all the vitamin B12 it needs for cellular reproduction and other critical tasks
Yes, they are
Scientific References TripleHormone-Receptor Agonist Retatrutide for Obesity
Injections should be administered following clinical assessment, and long-term or repeated use should be medically guided