NAD+ supplements have taken center stage in the world of longevity and cellular health. People are turning to them for better energy, sharper focus, and even aging support. 

But here’s the catch—not all NAD supplements are created equal. Some are packed with fillers, questionable ingredients, or low-purity compounds that do little for your health. 

That’s where clean NAD supplements come in.

If you care about what you’re putting into your body (and you should), purity is everything. A clean NAD supplement contains only what’s necessary—no artificial additives, no mystery ingredients, just high-quality NMN or NR with verified potency. 

But what does "clean" really mean, and why should you care? Let’s break it down.

NMN + RESVERATROL

Cellular NAD+ booster with ultra-pure NMN and Resveratrol, at research-backed doses.*

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What Does "Clean" Mean in a NAD Supplement?

Clean NADA clean NAD supplement is one that contains high-purity ingredients without unnecessary fillers, synthetic additives, or contaminants. It’s tested for potency, sourced responsibly, and provides the right dose of NMN or NR without cutting corners.

Here’s the thing—many supplements on the market aren’t as pure as they claim. Some contain only 50% NMN, with the rest made up of unknown fillers. 

Others throw in unnecessary additives to bulk up capsules, reducing effectiveness. Worse yet, without proper third-party testing, there’s no way to verify purity.

A truly clean supplement is transparent about its ingredients and testing. That means:

  • No artificial fillers or binders—just what your body actually needs.

  • High-purity NMN or NR, typically 98% or higher.

  • Third-party testing to confirm potency and screen for contaminants like heavy metals.


Choosing a clean supplement isn’t just about avoiding junk—it’s about getting the best possible absorption and results.

Why Purity Matters for NAD Supplements

Purity isn’t just a nice bonus—it’s the difference between a supplement that works and one that’s a waste of money. When NAD+ precursors are diluted with fillers or low-grade ingredients, their effectiveness drops significantly.

Here’s why purity makes all the difference:

  • Better Absorption – Your body can only use what it absorbs. Higher purity means faster and more effective uptake into cells.

  • More Reliable Results – Research studies on NMN and NR use high-purity compounds—so if you want results backed by science, you need a product that matches what’s studied.

  • Fewer Side Effects – Artificial fillers, poor-quality ingredients, or contaminants can cause unwanted reactions. Sticking with clean, well-tested supplements minimizes this risk.

  • No Guesswork – With third-party testing, you know exactly what you're getting. No hidden ingredients, no surprises.


Simply put, purity isn’t just about avoiding the bad—it’s about getting the full benefits of NAD+ support without anything standing in the way.

NMN + RESVERATROL

Cellular NAD+ booster with ultra-pure NMN and Resveratrol, at research-backed doses.*

Shop NMN + RESVERATROL
Shop NMN + RESVERATROL

Common Issues with Low-Quality NAD Supplements

Not all NAD supplements are as good as they seem. Some cut corners, while others straight-up mislead buyers. Here are a few common problems to watch out for.

1. Low Purity Ingredients

Many NMN or NR supplements only contain 50–80% purity, with the rest made up of unknown compounds. This means you might not be getting the full dose you think you are.

high-quality NAD supplement should clearly state its purity (98% or higher) and back it up with lab testing. If a brand doesn’t disclose purity levels, that’s a red flag.

2. Hidden Fillers and Additives

Some brands add unnecessary fillers like magnesium stearate, silicon dioxide, or artificial coloring. These don’t add any health benefits—they just bulk up capsules to cut costs.

A clean supplement keeps it simple with only active ingredients that actually contribute to NAD+ production. If you see a long list of additives on the label, it’s time to look elsewhere.

3. Misleading Labeling

Just because a supplement says “NAD+” on the bottle doesn’t mean it actually contains NMN or NR. Some products use nicotinamide or niacin, which technically relate to NAD+ but don’t work the same way.

Always read the ingredient list carefully. A true NAD supplement should specify NMN (Nicotinamide Mononucleotide) or NR (Nicotinamide Riboside) and include lab-tested dosages.

4. No Third-Party Testing

If a company doesn’t test its supplements through an independent lab, you have no way of knowing if what’s on the label matches what’s inside. Some low-quality brands even contain heavy metals or bacteria due to poor manufacturing practices.

Look for brands that provide Certificates of Analysis (COAs) from third-party labs. This guarantees that the supplement is pure, safe, and accurately dosed.

5. Ineffective Dosing

Some supplements contain too little NMN or NR to be effective. A solid NAD supplement typically includes at least 250–500mg per serving—anything lower might not be enough to see real benefits.

Watch out for brands that hide dosages in “proprietary blends”—this often means they’re using tiny amounts that won’t actually do much.

How to Choose a Clean NAD Supplement

OMRE NMN + ResveratrolFinding a high-quality NAD supplement isn’t as simple as picking the first bottle you see online. With so many options out there, you have to be mindful of what’s actually inside. A clean NAD supplement gives you exactly what you need—nothing more, nothing less. 

No unnecessary fillers, no mystery ingredients, just high-purity NMN or NR backed by real science. So, how do you know which one to trust?

Here’s what to look for:

  • High Purity (98% or Higher) – Anything less means you’re getting a watered-down product that won’t be as effective.

  • Third-Party Testing – If a supplement doesn’t provide lab verification, there’s no way to confirm what’s inside. Look for brands that share their Certificates of Analysis (COAs).

  • No Unnecessary Fillers – Skip products with magnesium stearate, silicon dioxide, or artificial coloring. These don’t contribute to NAD+ production.

  • Proper Dosing – Effective NMN or NR supplements typically contain at least 250–500mg per serving. Anything less might not be enough to make a difference.

  • Bioavailability Enhancers – Some clean supplements include BioPerine® (black pepper extract), which can improve absorption, particularly for ingredients like resveratrol.


If you’re serious about supporting your NAD+ levels, ingredient transparency and formulation quality matter. Some brands cut corners by using low-purity compounds or misleading labeling, making it hard to know what you’re actually taking.

If you are looking for a clean, high-purity NAD supplement, Omre NMN + Resveratrol checks all the right boxes. It features 99% pure NMN and 98% micronized resveratrol, ensuring you get a research-backed dose without fillers. 

Unlike cheaper alternatives that may use unknown or diluted NMN, Omre delivers a full 500mg per serving—a dose commonly used in studies. 

Plus, the addition of BioPerine® enhances resveratrol absorption for better effectiveness.

What sets it apart is the commitment to purity. Many brands don’t disclose their ingredient quality, but Omre provides third-party lab testing to confirm its NMN and resveratrol meet the highest standards. 

If clean ingredients, proper dosing, and transparency matter to you, this is a solid option.

Natural Ways to Support NAD+ Levels

While supplements can be a great way to maintain NAD+ levels, they aren’t the only solution. Certain lifestyle habits can also help your body naturally sustain and replenish NAD+.

1. Intermittent Fasting

Fasting isn’t just about weight management—it also plays a role in cellular energy. Research suggests that intermittent fasting increases NAD+ levels by activating sirtuins, the same longevity-related enzymes that resveratrol supports (1). 

When the body enters a fasting state, it shifts into repair mode, promoting healthier mitochondria and better NAD+ metabolism.

If you’re trying to get the most out of fasting while taking an NAD supplement, consider consuming resveratrol with a small amount of fat, like olive oil or yogurt, to maximize absorption without breaking your fast completely.

2. Exercise and Movement

Exercise is one of the most effective ways to encourage natural NAD+ production (2). It triggers energy-demanding processes in your muscles, forcing your cells to generate more NAD+ for fuel.

Regular aerobic exercise (running, cycling, swimming) and strength training both contribute to better mitochondrial function, which is closely linked to NAD+ levels. 

Even if you’re not an intense athlete, simple habits like walking more or doing bodyweight exercises can make a difference.

3. Nutrient-Rich Diet

Certain foods contain precursors that help your body maintain NAD+ naturally. Eating a balanced diet rich in these nutrients can support your NAD+ production:

  • Niacin (Vitamin B3) – Found in chicken, turkey, peanuts, and whole grains.

  • Tryptophan – Present in eggs, cheese, and fish.

  • Polyphenols (like resveratrol) – Abundant in grapes, blueberries, and red wine.


While food alone may not significantly raise NAD+ levels the way supplements do, it plays an important role in long-term cellular health.

4. Prioritizing Sleep and Stress Management

Chronic stress and poor sleep are two of the biggest NAD+ killers (3). Sleep deprivation reduces NAD+ production and increases oxidative stress, which accelerates aging at the cellular level.

Supporting your circadian rhythm by maintaining a consistent sleep schedule, reducing blue light exposure at night, and managing stress with activities like meditation or deep breathing can help keep your NAD+ levels steady.

Conclusion

Clean NAD supplements aren’t just a trend—they’re a necessity if you want to get real benefits. Low-quality products with fillers, hidden ingredients, or poor purity can waste your time (and money) without delivering the results you expect. 

Sticking with a high-purity, third-party-tested supplement ensures you’re getting exactly what your body needs.

If you're looking for a clean, research-backed NAD+ supplement, Omre NMN + Resveratrol delivers 99% pure NMN, 98% micronized resveratrol, and BioPerine® for enhanced absorption—without fillers or artificial additives.OMRE NMN + ResveratrolCheck availability and see how it can support your NAD+ levels naturally.

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