IV NAD+ is more effectively absorbed than oral NAD+ because it bypasses the digestive system and first-pass metabolism in the liver, allowing NAD+ to enter the bloodstream directly and reach cells at higher and more predictable levels
It happens because the peptide accelerates the breakdown of old tissue faster than your skin can rebuild
But if you push that remodeling too hard, too fast, or while the wall is already damaged, the result looks like the opposite of repair: redness, flaking, and breakouts
It suppresses glucagon secretion from the pancreas, which prevents your liver from dumping excess glucose into your bloodstream after meals
Your safest stance: encourage medical advice from an appropriately qualified practitioner and bring the client back to what you can control evidence-based topical care, barrier support, and consistent treatment planning