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I take lisinopril (Zestril), an ACE inhibitor drug to lower blood pressure. Are there supplements I should avoid, or be taking, due to this drug?

When taking ACE inhibitors, find out which supplements should be avoided. Interaction info on Lisinopril or another ACE inhibitors.

Lisinopril, ACE Inhibitors and Supplement Interactions -- prescription bottle of lisinopril on desk with blood pressure cuff

Where to Safely Buy Real Water Filters Online, Not Fakes or Counterfeits

ConsumerLab explains how to avoid counterfeit water filters when shopping online on Amazon, Walmart.com, and other sites. Learn to identify authorized sites and sellers and avoid fake filters. Use the brand-by-brand guide to protect yourself from risk.

Counterfeit Water Filters

What is Perque Bone Guard Forté? It is safe and effective for bone health?

Find out about the ingredients in Perque Bone Guard Forté, including which ingredients may be beneficial for osteoporosis and bone health and which may be a safety concern.

Bottle of Perque Bone Guard Forte

Do either phosphatidylserine or phosphatidylcholine help with memory and cognition? How are these supplements different?

Find out if phosphatidylserine or phosphatidylcholine supplements improve memory and cognition.

Brain Puzzle

Does ergothioneine help prevent age-related problems such as impaired cognition, Alzheimer’s disease, Parkinson’s disease or cataract, and is it safe?

Learn about ergothioneine and its potential use for cognitive impairment, dementia, Alzheimer's disease, Parkinson's disease, cataract, or kidney disease, as well as its safety and cost of supplements containing this ingredient.

Various types of mushrooms that contain ergothioneine in a wooden bowl on a wooden countertop

Does Alpha Brain really improve memory, focus and cognition?

Find out if Alpha Brain really improves memory, focus and cognition. See the clinical evidence and get details about Alpha Brain ingredients, as well as potential side effects and drug interactions. ConsumerLab.com's answer explains.

Bottle of Alpha Brain capsules

Is it true that some vitamins or supplements can cause cancer?

Learn more about the effects of certain vitamins and supplements on cancer, including beta-carotene, vitamins E and B9, and multivitamins.

Woman holding vitamins in hand

Do you have any advice on how to find trusted pharmacies to refill medication prescriptions in Canada?

Learn more about finding a trusted online pharmacy in Canada and how drug prices compare between the U.S. and Canada.

PharmacyChecker Logo Final

Is it safe to chew softgel supplements instead of swallowing them? Does this affect absorption of the ingredients?

Find out if it is safe to chew softgel supplements, instead of swallowing them, and if this affects absorption of the ingredients.

Chewing Softgels

Does osha root have health benefits and is it safe?

Osha root extracts are commonly promoted for congestion, coughs, throat irritation, and other uses. Find out if research supports these uses, and learn if osha root is safe.

Dried osha root and vial containing osha root extract
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