6 Benefits of NAD+ for Cellular Repair

Should You Use NAD+ for Cellular Repair?

Interestingly, your body is already using NAD+ for processes involved in cellular energy production and DNA maintenance. NAD+ (nicotinamide adenine dinucleotide) is a coenzyme that influences how your cells produce energy, DNA repair, and mitochondrial function. It’s involved in hundreds of metabolic reactions happening inside your body at any given moment.

Yet, NAD+ levels don’t stay consistent over time. Research suggests they can decline by as much as 50% by middle age, which may affect how well your cells carry out essential repair processes. So, what can NAD+ actually do when it comes to cellular repair? 

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6 Benefits of NAD+ for Cellular Repair

Here’s how NAD+ may play a part in cellular repair processes.

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May Support DNA Repair

Your cells face thousands of DNA-damaging events every single day, including UV exposure and even normal metabolic activity. However, NAD+ serves as a co-substrate for key repair enzymes such as PARP1 and sirtuins (SIRT1 and SIRT6), which detect and repair that damage before it accumulates. When NAD+ levels drop, your body’s ability to carry out these repairs may decrease. 

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Supports Mitochondrial Function

Mitochondria are your cells’ energy generators, and they rely heavily on NAD+ to do their job. NAD+ activates enzymes, such as SIRT1 and SIRT3, which play a role in maintaining mitochondrial quality and supporting a process called mitophagy (your body’s way of recycling damaged mitochondria and replacing them with healthy ones). 

In fact, as NAD+ levels decline with age, mitochondrial function may follow.

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May Boost Cellular Energy Production

NAD+ is directly involved in your cells’ energy pathways, including glycolysis, the Krebs cycle, and oxidative phosphorylation. During these processes, NAD+ accepts electrons and converts to NADH, which the mitochondria then use to produce ATP, your body’s main source of energy. 

As such, a healthy NAD+/NADH ratio helps ensure your cells can keep up with energy demands, whether you’re powering through a workout or just getting through your afternoon.

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May Help Manage Inflammation

Chronic, low-grade inflammation is increasingly linked to aging and age-related health concerns. So, where does NAD+ come into the picture?

NAD+ activates sirtuins, which may help suppress pro-inflammatory pathways like NF-κB. Early research indicates that sirtuins play a multifaceted role in modulating inflammation, though further studies are needed. 

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Supports Brain Health and Cognitive Function

Your brain is one of the most energy-demanding organs in your body. Research suggests that NAD+ may help reduce neuroinflammation and support neuron protection. 

At the same time, human research is still evolving, but supporting your NAD+ levels could be one piece of the puzzle when it comes to maintaining cognitive sharpness as you age.

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May Support Skin Health

Research has shown that NAD+ concentration in human skin declines with age, which may affect how well skin cells perform repair and maintenance. 

While more targeted skin research is needed, maintaining healthy NAD+ levels may help maintain overall skin health.

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Side Effects of NAD+

Like most therapies, NAD+ can come with some side effects. The most common ones tend to be mild and temporary, and include:

• Nausea
• Flushing
• Mild fatigue
• Discomfort at the injection site (for those using IV or subcutaneous methods). 

However, everyone responds differently. Some people may experience headaches or lightheadedness, particularly with higher doses or faster IV infusion rates. This is why working with a licensed healthcare provider is important; they can help determine the right approach, dosage, and delivery method based on your individual health needs.

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Final Thoughts

If you’re looking to support your NAD+ levels, options include IV therapy, subcutaneous injections, and oral precursors such as NR and NMN. However, any approach should be combined with lifestyle habits such as regular exercise, quality sleep, and a nutrient-dense diet.

Interested in learning more and exploring if NAD is right for you? Start with a quick online intake with Eden. We’ll connect you with a licensed provider who will review your health history and goals. Ultimately, it’s essential to work with a qualified healthcare provider who can ensure your next step is the right one.