NAD+, Berberine & Resveratrol: The Longevity Trifecta Science Is Talking About

October 10, 2026

Active 40+ couple playing pickleball, representing the energy and longevity benefits of NAD+, Berberine, and Resveratrol

The science of longevity has exploded over the last decade. Researchers at Harvard, MIT, and the Salk Institute are zeroing in on a handful of compounds that may hold the key to slowing cellular aging. Three of the most exciting: NAD+, Berberine, and Resveratrol. Here's what they do — and why they work best together.

Diagram illustrating how NAD+ powers cellular energy production and supports mitochondrial function

NAD+: The Cellular Energy Currency That Declines With Age

NAD+ (Nicotinamide Adenine Dinucleotide) is a coenzyme found in every cell of your body. It plays a central role in energy metabolism and is a critical activator of sirtuins — proteins linked to longevity, DNA repair, and inflammation regulation. The problem? NAD+ levels drop by up to 50% between your 20s and 50s. Supplementing with NAD+ precursors has been shown to restore cellular NAD+ levels, supporting mitochondrial function, cognitive clarity, and metabolic health. For a deep dive into how NAD+ works at the cellular level, see our NAD+: The Longevity Molecule Your Body Needs More Of →

Berberine: Supports Healthy Blood Sugar Levels

Berberine is a bioactive compound found in several plants and has been used in Traditional Chinese Medicine for centuries. Modern research is remarkably supportive: studies show berberine activates AMPK — an enzyme often called the "metabolic master switch" — which helps regulate blood sugar, improve insulin sensitivity, and support healthy weight management. Berberine supports healthy blood sugar levels, making it one of the most studied botanicals for metabolic wellness. Learn more about how Berberine and Quercetin work together in our Quercetin & Berberine: The Metabolic Health Duo article.

Resveratrol: The Red Wine Molecule

Resveratrol is a polyphenol found in red grape skins, berries, and peanuts. It rose to fame when researchers discovered it activates the same longevity pathways (SIRT1) as caloric restriction — the most well-established life-extension intervention in science. Resveratrol has been shown to support cardiovascular health, reduce oxidative stress, and enhance NAD+ metabolism, making it a natural companion to NAD+ supplementation. See the full breakdown of Resveratrol's mechanisms in our Resveratrol: The Longevity Antioxidant Backed by Science →

Quercetin: The Bonus Compound

EVEREST also includes Quercetin — a powerful flavonoid with potent antioxidant and anti-inflammatory properties. Quercetin has been studied for its role as a senolytic — a compound that helps clear damaged "zombie cells" that accumulate with age and drive inflammation. It also enhances Berberine's bioavailability, making the entire formula more effective.

Why the Combination Matters

Each of these compounds targets overlapping but distinct longevity pathways. NAD+ fuels cellular energy. Berberine optimizes metabolism. Resveratrol activates sirtuin pathways. Quercetin clears cellular debris. Together, they form a comprehensive longevity stack that addresses aging from multiple angles simultaneously.

This formula pairs naturally with our Shilajit Elite for mitochondrial energy support at the cellular foundation level.

Shop the EVEREST Longevity Formula →

*These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.