Last reviewed: May 30, 2026 Last updated: May 30, 2026 Written by: Jay Hastings, CEO of PlexusDx Jay Hastings is the CEO of PlexusDx, a precision health company focused on genetic testing, blood biomarker insights, and personalized wellness recommendations
We also discuss the ingredients in the injection, what you can expect from the treatment, and provide instructions if you prefer to administer the injections yourself at home
The 3 types of weight loss injections available include: 1
B12 can be injected just under the skin (often in the abdomen) or into the muscle (usually the thigh)
Production of NAD+ declines sharply with age, leading to hidden cellular damage and visible symptoms like wrinkles, stubborn fat, cognitive fog, delayed recovery, and joint discomfort.[1][2][3] Emerging research suggests that this decline not only accelerates visible aging but also contributes to a cascade of metabolic and neurological issues, making NAD+ restoration a cornerstone of modern anti-aging protocols
Cleveland Clinics health articles are based on evidence-backed information and review by medical professionals to ensure accuracy, reliability and up-to-date clinical standards