What is Nicotinamide Adenine Dinucleotide (NAD+) and why is it important?

Critical in every cell, NAD+ is a coenzyme involved in numerous metabolic processes. Its decline with age impacts energy metabolism, normal DNA repair processes, and cellular function regulation.

What are Eternity Capsules and how do they work?

Eternity Capsules are a premium NAD⁺ supplement designed to support cellular repair, energy, and longevity. They contain nicotinamide riboside (NR), a clinically studied precursor that helps your body naturally boost NAD⁺ levels. Higher NAD⁺ supports mitochondrial health, DNA repair, and energy metabolism, helping you feel more energized and resilient as you age.

How do I take Eternity Capsules?

For best results, take one capsule daily with water, preferably in the morning. Consistency is important—your body benefits from steady NAD⁺ support over time. Pairing Eternity with a healthy lifestyle enhances results.

Who should use Eternity Capsules?

Eternity is ideal for adults who want to: Improve daily energy and vitality Support healthy aging and cellular repair Promote focus, metabolism, and resilienceIt’s designed for wellness enthusiasts, busy professionals, and anyone seeking a trusted, science-backed longevity supplement.

How soon will I notice results?

Many users begin to feel an increase in natural energy and focus within a few weeks. However, benefits like improved resilience, cellular repair, and healthier aging are long-term processes that build with consistent use over several months.

Yes. Eternity Capsules are made with high-quality, bioavailable ingredients and manufactured under strict purity and safety standards. The formula is free from artificial fillers and unnecessary additives. As with any supplement, consult your healthcare provider if you are pregnant, nursing, or taking medication.

#1

FORMULATED FOR RESULTS

NAD+ SUPPLEMENT BRAND*

4.8 from 11825 Reviews 674k+ customer purchases 20M+ servings

ETERNITY

The World’s first supplement scientifically formulated to support the 12 hallmarks of aging. Powered by a precision-dosed NAD+ complex and a synergistic 5-Complex System for optimized cellular performance.

Daily Ultimate Longevity

⚡️ Activates Cellular Cleansing

🧬 Promotes Cellular Renewal

❄️ Slows Cellular Aging

🛡️ Aids Youthful Aging

Third-party tested & certified

Free US shipping · International shipping

30-Day 100% Money Back Guarantee

We're so confident you'll love it, take a full 30 days to decide.

Who is it for?

Eternity is designed for men and women seeking to support longevity, maintain energy, and age gracefully. Whether you’re focused on brain health, physical performance, or overall vitality, Eternity delivers advanced cellular support.

How to use

Take two (2) capsules every day with or without food. We suggest taking with food if you have a sensitive stomach.

A Subtle But Noticeable Difference

““After a few weeks of consistency, I noticed my recovery feels smoother and my afternoons feel more productive. Nothing dramatic — just steady improvement, which I prefer.”

Marta L., 45, Netherlands • Verified Buyer

Thoughtfully Developed

cGMP Certified

3rd-Party Tested

FDA Registered Facility

Clean Ingredients

NON-GMO

Vegan

Find out why the experts trust Eterna*

As a Natural Medicine Practitioner specializing in biogerontology, I highly recommend Eterna’s science-based and sustainable longevity supplements.

Dr. Elaine Gavalas, MA, PhD, Columbia University

Board Certified Natural Medicine Practitioner, 14X Bestselling Author including "The Yoga Minibook for Longevity"

Eterna's longevity supplements offer science-backed results with unsurpassed quality when it comes to their ingredients and formulations.

Naheed Ali, MD, PhD, Harvard University

Sole author of a research journal article while still an undergrad in college: Roles Of Proteins And Omega-3/Omega-6 Fatty Acids In Cardiovascular Nutrition

As a biohacker, I ensure Eterna's products, crafted with premium ingredients for peak bioavailability, meet top standards.

@NootBro

Educator & Biohacker

Eterna’s NAD+ Advanced Formula reflects a thoughtful, research-informed approach to cellular longevity. The combination of nicotinamide riboside with antioxidant and mitochondrial-support compounds demonstrates a comprehensive strategy rather than a single-ingredient solution.

Dr. Elena Markovic, MD, PhD

Longevity & Preventive Medicine Specialist

YOUR HEALTHY-AGING ESSENTIAL

HEALTHY AGING

Eternity combines science and nature to create a powerhouse of support. From the rejuvenating effects of Nicotinamide Riboside (NR) to the antioxidant power of Glutathione, each ingredient plays a crucial role in supporting healthy aging.

CELLULAR REVITALIZATION

Feel and look younger with Nicotinamide Riboside (NR) and Glutathione. These ingredients work synergistically to fuel cellular health, and elevate overall vitality, unveiling a revitalized version of yourself.

MUSCLE STRENGTH & RECOVERY

From supporting mitochondrial energy production to supporting the body's resilience to stress, ingredients like Ubiquinol and Astragalus ensure muscle strength and endurance, allowing you to conquer both time and physical challenges.

IMMUNE SYSTEM SUPPORT

Support your immune system with Eternity's unique formulation. With Quercetin and Spermidine, you get the nutritional support needed for robust overall health.

CARDIOVASCULAR SUPPORT

Harnessing the benefits of Resveratrol and the heart-healthy attributes of PQQ, this blend supports heart function and circulation, fostering overall health and well being

SKIN RENEWAL

Experience radiant skin with Fisetin and Pomegranate Extract. These ingredients support mitophagy, foster cellular turnover and help reveal a youthful glow.

COGNITIVE FUNCTION

With ingredients like Green Tea Extract and Milk Thistle, this formula supports mental clarity, focus, and memory, empowering you to stay sharp and alert throughout your day.

The Power Of NAD+

Unfortunately, NAD+ levels decline with age, leading to reduced cellular function and mitochondrial energy production. The good news is—elevating NAD+ levels through supplementation can revitalize cells, improve mitochondrial function, and support the stability of DNA. Eterna is the formula to do just that.

HEALTHY AGING

Boosts vitality and vibrancy, making every age your best.

CELLULAR ENERGY

Energizes at a cellular level, reducing tiredness and fatigue.

MUSCLE STRENGTH

Fortifies muscles, aiding in faster recovery and resilience.

IMMUNE SUPPORT

Supports immune system health for overall well being.

HEART HEALTH

Promotes heart health, supporting cardiovascular wellness.

HEALTHY SKIN

Supports collagen and ceramide synthesis for healthy skin.

BRAIN FUNCTION

Supports mental clarity, focus, and memory, helping you stay sharp and alert.

WHY CHOOSE ETERNITY™

OTHERS

FORMULATED WITH 300 MG NICOTINAMIDE RIBOSIDE

Yes

15-INGREDIENT LONGEVITY BLEND

Yes

MITOCHONDRIAL SUPPORT (PQQ + COQ10)

Yes

ANTIOXIDANT DEFENCE COMPLEX

Yes

3RD-PARTY TESTED FOR QUALITY

Yes

VEGAN · NON-GMO · NO SYNTHETIC FILLERS

Yes

CHECK AVAILABILITY

YOUR AGE-DEFYING ESSENTIAL

LOVED BY THE ETERNA COMMUNITY

*Compensated to evaluate our products.

How It Works

01 BOOSTS NAD + LEVELS

NAD+ is a coenzyme that plays a crucial role in cellular energy production, overall genomic stability, and gene expression. Boosting NAD+ levels can improve mitochondrial function, a healthy inflammatory response, and promote healthy aging.

02 ENHANCES MITOCHONDRIAL FUNCTION

Mitochondria power our cells and are responsible for generating energy in the form of ATP. Enhancing mitochondrial function can improve cellular energy production, reduce oxidative stress at the cellular level, and promote overall health.

03 REMOVES SENESCENT “ZOMBIE” CELLS

Senescent cells are damaged cells that no longer function properly and can accumulate with age. Removing these zombie-like cells can improve tissue function, promote a healthy inflammatory response, and enhance overall health.

04 SIRTIUN ACTIVATION + EPIGENOME REGULATION

Sirtuins are a family of proteins that play a key role in regulating cellular processes such as DNA repair, normal inflammatory response, and metabolism. Activating sirtuins and regulating the epigenome can help promote healthy aging.

Ingredients

Our uniquely formulated supplement is designed to increase NAD+ levels safely and sustainably. Harnessing the potency of each ingredient, our formula ensures a powerful and effective boost for your well-being.

Nicotinamide Riboside (NR):

Elevates NAD+ levels, supporting healthy aging by enhancing cellular metabolism, energy production, and by supporting normal DNA repair.

Glutathione:

Potent antioxidant promoting skin lightening, joint health, and cognitive function by managing free radicals and oxidative stress at the cellular level.

Ubiquinol:

Supports cardiovascular health and mitochondrial energy production, helping to manage oxidative stress as a key antioxidant.

Astragalus:

Traditional herb with adaptogenic properties, supporting immune system, resilience to stress, and cardiovascular function.

Fisetin:

Natural flavonoid with potent senolytic activity, promoting cellular health, a normal inflammatory response, and enhancing skin health.

Quercetin 95%:

Anti-aging flavonoid reducing cellular senescence, supporting the immune system, and acting as a potent antioxidant.

Resveratrol:

Activates sirtuins, supports a healthy inflammatory response, and supports healthy aging with cardiovascular and brain function benefits.

Spermidine 3HCL:

Promotes autophagy and cellular cleansing and supports cardiovascular health and cognitive function.

Pomegranate:

Contains ellagic acid, supports mitophagy and cellular health, and supports a healthy immune system.

Pterostilbene:

Highly bioavailable compound similar to Resveratrol, supporting neuroprotection, antioxidant health, and healthy glucose metabolism.

PQQ:

Stimulates mitochondrial biogenesis, supports physical performance, and maintains balanced inflammatory response and oxidation levels.

Glycine:

Versatile amino acid Supports healthy blood sugar levels already in a normal range and glutathione levels, promoting restful sleep and recovery.

Calcium Alpha-Ketoglutarate:

Supports mitochondrial function and metabolic flexibility and promotes genetic regulation for overall health and vitality.

Green Tea Extract:

Contains potent antioxidants for balanced inflammatory responses, metabolic health, and cognitive function support.

Milk Thistle:

Contains silymarin, which supports liver function, cardiovascular health, immune system, and cognitive function.

I’ve noticed my afternoons feel more stable. I’m not reaching for coffee as much, and my energy feels more consistent.

My concentration has improved slightly, especially during long workdays. It feels like a gentle support rather than a stimulant.

I chose this because of the full ingredient list. It feels like a complete formula, not just a single capsule trend.

After a few weeks, I feel more balanced overall. Nothing extreme — just steady improvement.

I stay active, and I’ve noticed my recovery feels better than before. It’s become part of my daily routine.

I appreciate that it’s third-party tested and transparent about ingredients. That gave me peace of mind.

My mornings feel clearer and more focused. I don’t feel that sluggish start anymore.

I wanted something proactive for healthy aging. This feels like a long-term investment in myself.

No upset stomach, no strange side effects. It feels clean and easy to take.

From the packaging to the ingredient profile, it feels like a premium product. I’m happy with the quality.