BRAIN & COGNITIVE
Focus Powder (Sour Grape)
Support cognitive performance with Focus Powder, a cognitive support supplement designed to help maintain attention span, support memory, and sustain mental energy.
20 Servings|$1.80 per serving
Supply
Stop settling for low energy and daily brain fog.
NAD+ levels by age
As you age, your cellular NAD+ — which keeps you steady and energetic — rapidly declines.
The good news? You can boost declining NAD+ levels to reclaim the energy and mental clarity you had in your 30s.
Doctor-developed formulas that put research-backed ingredients first.
- Nicotinamide Riboside (NR)500mg
- Quercetin Phytosome250mg
- Trans-Resveratrol150mg
- TMG (Trimethylglycine)100mg
- BioPerine® Black Pepper5mg
Dr. Adrian Choe, MD, PhD
Cellular Biology — Stanford
What to expect
From 30 Days
Cellular energy returns.
Mitochondrial output increases. Most users report deeper sleep and steadier daytime energy.
From 90 Days
Cognition and recovery sharpen.
Mental clarity, workout recovery, and metabolic markers begin to noticeably improve.
From 6–12 Months
Biomarkers shift.
Long-term shifts in inflammatory and aging biomarkers, measurable on standard blood panels.
Generic supplements can't compare with science-led formulas.
Supplements
Tested & Verified
Safety & purity you can trust
Certificate of Analysis
Per-batch identity and potency verification.
Independent 3rd-Party Lab
Eurofins-tested, not in-house.
FDA-Registered GMP Facility
Manufactured in a cGMP-certified US facility.
What customers have to say
“I've taken NAD precursors for years. This is the first one I've actually felt after a few weeks. Sleep is the biggest shift.”
Sarah M., 42
“Bloodwork improvements at my last physical. My doctor asked what I’d changed. This was it.”
David K., 56
“Cleanest formula I’ve found. No fillers, no fluff, dosages match what’s in the studies.”
Priya R., 38
“Steady energy from morning to evening. No 3pm crash. That alone made it worth it.”
Marcus T., 49
Dr. Adrian Choe answers your top questions
Is this supplement third-party tested?
How is this different from other formulas?
Where are your ingredients sourced?
How soon will I notice results?
Any questions? We're here to help.
* 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.