Supplement brand
4Spectrum
Every 4Spectrum supplement product in our database — with full label data and a pharmacist-reviewed check for interactions with your medications.
1Product
1Dosage form
What's inside
Ingredients 4Spectrum uses most
The ingredients that appear across 4Spectrum products. Tap one to see how it interacts with medications.
The full range
4Spectrum products
Open any product to see its complete ingredient list and every drug interaction we check for it.
Softgel Capsule
Every 4Spectrum product
1 product, each with its full label, ingredients and drug-interaction check.
Checking a 4Spectrum product against your meds?
Search any supplement or ingredient and we'll flag interactions, graded and pharmacist-reviewed.