daily wellness
How Long for Probiotics to Work
There is no single answer — the trials ran three different clocks. Protection against antibiotic diarrhea shows up within the week, the...
daily wellness
Multivitamin for Men
The two largest multivitamin trials ever run were run on men — 14,641 physicians for eleven years — and what they found...
cleanse
Detox Supplements
No randomized trial has ever tested a commercial detox supplement — but the ingredients that fill those bottles, green tea extract and...
athletes
Supplements for Joint Health
Most joint supplements are tested on people with arthritis, not athletes with working joints. Only a handful of trials have asked the...
hair skin nails
Hair Skin Nails Vitamins
Nearly every hair, skin and nails formula is built on one ingredient at an enormous dose — and the definitive review of...
mens
Men's Skincare Routine Over 40
Four steps, not ten — and the one with a randomized controlled trial behind it is the one most men skip. Here's...
daily wellness
Probiotics vs Prebiotics
Probiotics are live bacteria you swallow. Prebiotics are food for the ones already in you. There's a published dose for one of...
daily wellness
Red Superfood Powder
Beetroot is the one red ingredient with real performance data behind it — and when researchers tested fifty beet supplements, the powders...
apple cider vinegar
Apple Cider Vinegar for Weight Loss
The biggest number in the apple cider vinegar literature was retracted in September 2025 — six days after the meta-analysis that included...
energy
Nootropic Stack for Energy
The "limitless" formulas sell twelve ingredients. The combination with the most human trials behind it has two — and a 2025 study...
glycinate
Magnesium Glycinate vs Citrate
The only head-to-head trial that exists put citrate ahead of the chelated form, not behind it. Here's what the research actually supports...
nutrition
Pre-Workout for Athletes
The average best-selling pre-workout carries 18 ingredients, hides 8 of them in a proprietary blend, and under-doses the two that do the...