Your cart

Your cart is empty

The Journal

Health, translated from the research.

Deep dives into the science behind cold therapy, cellular energy, sleep, the microbiome, and the protocols we build products around — no hype, just what the evidence supports.

Cold, on purpose: what deliberate cold exposure actually does
Cold Therapy8 min read

Cold, on purpose: what deliberate cold exposure actually does

The science behind why a few minutes in cold water can sharpen your mood, blunt inflammation, and train a more resilient nervous system.

Dr. Elie Haddad · July 2, 2026
Read the article
NAD+ and the cell's power grid: the aging molecule you've never met
Cellular Energy9 min read

NAD+ and the cell's power grid: the aging molecule you've never met

NAD+ powers the enzymes that repair your DNA and run your mitochondria — and it falls with age. Here's what the science actually supports.

Revivex Labs · June 24, 2026
Red light therapy, explained: how photons reach your mitochondria
Red Light Therapy7 min read

Red light therapy, explained: how photons reach your mitochondria

Photobiomodulation sounds like science fiction, but the mechanism is well defined. Here's how specific wavelengths of light affect skin, muscle, and cells.

Revivex Labs · June 15, 2026
The science of better sleep: circadian rhythm, melatonin, and rest that restores
Sleep8 min read

The science of better sleep: circadian rhythm, melatonin, and rest that restores

Sleep isn't downtime — it's when your brain clears waste and consolidates memory. Here's what the research says about falling asleep faster and waking rested.

Dr. Elie Haddad · June 8, 2026
Your second brain: how the gut microbiome shapes whole-body health
Gut Health7 min read

Your second brain: how the gut microbiome shapes whole-body health

The trillions of microbes in your gut help train your immune system, make neurotransmitters, and influence mood. Here's how to feed them well.

Revivex Labs · May 30, 2026
Adaptogens under the microscope: ashwagandha, cortisol, and the stress response
Stress & Resilience6 min read

Adaptogens under the microscope: ashwagandha, cortisol, and the stress response

Ashwagandha is one of the few herbal supplements with real randomized-trial support for stress. Here's what it does and how to read the evidence.

Dr. Elie Haddad · May 21, 2026
Hyperbaric oxygen therapy: the physics of healing under pressure
Oxygen Therapy7 min read

Hyperbaric oxygen therapy: the physics of healing under pressure

By combining pressure with oxygen, HBOT dissolves far more oxygen into your blood than breathing air ever could. Here's the science and where it helps.

Revivex Labs · May 12, 2026

Revivex Health

Health is your
superpower

Get startedSee what we test