The Hollywood secret to eternal beauty? Here's how this active ingredient is transforming the beauty industry.
author
Julia Müller
Published
June 3, 2026
Hollywood has long since found its new favorite for that ultimate glow: whether it’s Kendall Jenner, Hailey Bieber, or Gwyneth Paltrow—the brightest minds in the wellness scene swear by NAD+. But what sounds like an exclusive celebrity secret is actually the future of your self-care routine.
In the world of smart aging, there’s simply no getting around NAD+ these days. We’ll explain why this molecule is the missing piece of the puzzle in your daily routine.
What exactly is NAD+?
To understand why the wellness world is currently in such a state of upheaval, we need to take a look inside our cells.
NAD+
(Nicotinamide adenine dinucleotide) is a coenzyme that occurs naturally in almost every cell in your body. You can think of it as the central powerhouse of the cells, forming the basis for the body’s vitality.
A boost for your vitality:
NAD+ is at the heart of your cellular metabolism. It helps convert nutrients into energy—the foundation for everything you do every day.
Supporting your recovery:
It activates what are known as sirtuins. These proteins act as an internal quality control mechanism that supports and protects your cells during regeneration processes.
The Problem with Time
As powerful as this molecule is, our NAD+ levels are unfortunately not a gift that lasts a lifetime. They begin to decline steadily as early as age 30, and by age 50, we often have only half of our original levels left. This decline affects nearly all of the body’s tissues, from the skin to the brain to the muscles.
4 Signs of Declining NAD+ Levels in the Body:
The decline in our NAD+ levels is a completely natural process. Since this coenzyme is present in nearly all tissues, this biological change is reflected above all in the processes responsible for our daily energy and regeneration:
Declining cellular energy:
NAD+ is essential in cells for converting the energy from our food into universal cellular energy (
ATP
). If the level drops, this production slows down, which can manifest as fatigue at the cellular level.
Slowed recovery:
Every day, our bodies are busy repairing minor DNA damage caused by external factors. The repair enzymes responsible for this process directly consume NAD+ during each of these processes. If this fuel is lacking, cellular renewal processes slow down noticeably.
The radiance of the skin:
When cellular energy in the tissue decreases, the skin’s natural renewal cycle slows down. It takes longer for fresh cells to reach the surface, which can make the complexion look tired and lose its vitality.
Biological rhythm:
NAD+ interacts directly with your body's internal clock. Maintaining stable levels ensures that your metabolism responds optimally to food intake and can regenerate as effectively as possible during rest periods
Skin Longevity: The Synergy of NAD+ and Collagen
Traditional skincare is wonderful for protecting the skin barrier and providing moisture. But true anti-aging care isn’t just about the surface—it happens one level deeper: right at the heart of your cells. This is exactly where the brilliant synergy between NAD+ and collagen takes place.
Collagen peptides provide the building blocks for firm connective tissue, but it is NAD+ that supplies the cellular energy needed to process them. In short: collagen is the material, NAD+ is the fuel. At the same time, NAD+ protects the skin from the inside out. It activates the body’s own proteins, which act like a protective shield and prevent the collagen structure from breaking down prematurely. So while collagen plumps up the skin, NAD+ stimulates cell renewal.
This helps fresh cells reach the surface faster—for the ultimate, visible glow.
How to Build Your Perfect Longevity Routine
A radiant complexion isn’t a matter of chance—it’s the result of smart habits. To give your skin that ultimate glow, you need a routine that protects and nourishes your cells. Here’s how easy it is to incorporate your longevity routine into your daily life:
Step 1: The Foundation – Water (First thing in the morning)
Your cells need fluids to flush out toxins and stay plump. Place a large glass of water (about 500 ml) on your nightstand every evening. Drink it right after you wake up—before your coffee. This will kick-start your metabolism and hydrate your skin from the very first minute.
Step 2: Movement.
Exercise gets your circulation going and boosts blood flow, which helps deliver oxygen and nutrients to even the smallest capillaries in your skin. Exercise also stimulates your body’s own production of NAD+. It doesn’t have to be a workout that lasts for hours. A 15-minute brisk walk during your lunch break, taking the stairs instead of the elevator, or a short stretching video in the morning are more than enough.
Step 3: The Dream Team – Collagen & NAD+ (Your Afternoon or Evening Routine)
As you now know, collagen (as a building block) and NAD+ (as a cellular engine) are essential for youthful skin. Mix both into a glass of water in the evening. This will help your skin repair and regenerate optimally overnight.
Conclusion: Proactive Wellness for Your Cells
Longevity means laying the groundwork today for tomorrow. Instead of merely covering up visible signs of aging after the fact with makeup or heavy creams, modern skin longevity starts right where beauty begins: in the cells.
The combination of a healthy lifestyle—supported by plenty of water and exercise—and the targeted intake of collagen and NAD+ is the key not only to slowing down the aging process, but also to proactively taking your radiance to the next level. Invest in your cellular energy, because your skin will thank you in the decades to come with a timeless, healthy glow.
Sources:
Massudi, H., et al. (2012):
Age-Related Changes in Oxidative Stress and NAD+ Metabolism.
Oblong, J. E. (2014):
The evolving role of the NAD+ pathway in skin aging.
Cantó, C., et al. (2015):
NAD+ Metabolism and the Regulation of Energy Homeostasis.
