$ cat molecule-index.md

# Molecule Index

> Same ingredient. Different brand. Different country. Different price.

Source-backed medicine price notes for the drugs we can verify now; ingredient-first index for the rest.

100000 drug records20370 ingredient keys27,632 molecules41 source-backed drugs84 source rows157,384 label recordsUS first price order

$ grep "Spf Beauty Lotion" --drug-index52 matches

Avobenzone,Octocry
  o--o
   \/
   /\
  o--o

:| molecule · DailyMed SPL index

Avobenzone,Octocrylene,Octinoxate,Oxybenzone,Octisalate · Oral

▄▇██▇▅▃▂ ▂▄human-drug-label · price not live yet

Avobenzone, Homosa
  o--o
   \/
   /\
  o--o

:| molecule · DailyMed SPL index

Avobenzone, Homosalate, Octisalate, Octocrylene · Oral

▂▃▄▅▅▅▆▇██human-drug-label · price not live yet

Titanium Dioxide
  o--o
   \/
   /\
  o--o

:| molecule · DailyMed SPL index

Titanium Dioxide · Oral

█▇▇▆▆▅▄▃▃▂▂ human-drug-label · price not live yet

Octinoxate, Oxyben
  o--o
   \/
   /\
  o--o

:| molecule · DailyMed SPL index

Octinoxate, Oxybenzone, Zinc Oxide · Oral

▂▂▃▄▅▅▅▇▇██human-drug-label · price not live yet

$ cat method.md

Ingredient first, prices second

Index 100,000 drug/package records by active ingredient, brand, route, class hint, source, and risk/price-gap watch signals.

Attach daily country snapshots for US, Canada, UK, India, Mexico, and EU comparator markets.

Track pharmacy-level prices, coupons, cash-pay providers, generic availability, and verified substitution boundaries.