The field guides.
One real question per guide — answered with doses from published trials, not marketing — then the 60-second version in the app.
Magnesium for sleep
Best Magnesium for Sleep: Forms and Doses From Actual Trials
Read the guide →Reading labelsHow to Read a Supplement Label (and the %DV Trap)
Read the guide →Interaction checkerSupplement Interaction Checker: Is Your Stack Safe Together?
Read the guide →Dose checkerAre Your Supplement Doses Actually Effective? How to Check
Read the guide →Harmful ingredientsHarmful Ingredients in Supplements: What to Look For
Read the guide →Proprietary blendsWhat Is a Proprietary Blend? Why Hidden Doses Are a Red Flag
Read the guide →Stack buildingHow to Build a Supplement Stack (Without Wasting Money)
Read the guide →Scan without barcodeHow to Scan a Supplement Without a Barcode (or a Database Match)
Read the guide →Skip the reading — scan the bottle instead.
Every guide's checklist runs automatically on any label you scan.