Supplement brand

Chapter One

Every Chapter One supplement product in our database — with full label data and a pharmacist-reviewed check for interactions with your medications.

1Product
1On the market
1Dosage form
What's inside

Ingredients Chapter One uses most

The ingredients that appear across Chapter One products. Tap one to see how it interacts with medications.

Carbohydrate Sodium Magnesium Sugar
The full range

Chapter One products

Open any product to see its complete ingredient list and every drug interaction we check for it.

Gummy Or Jelly

Every Chapter One product

1 product, each with its full label, ingredients and drug-interaction check.

Checking a Chapter One product against your meds?

Search any supplement or ingredient and we'll flag interactions, graded and pharmacist-reviewed.

Check an interaction