Diabetes Care
Understanding Glucose Test Strips
Test strips are the part of a glucose meter that does the chemistry. Learn how they work, why they are meter-specific and how to…
Health guides
Plain-language guides to everyday health, personal care and home monitoring. Every article lists its sources, and none of it replaces advice from your own doctor or pharmacist.
Diabetes Care
How to Choose a Blood Glucose Monitor
Meter or continuous monitor? Learn how your treatment, testing frequency, budget and comfort with technology shape the right choice for you.
Diabetes Care
Understanding Blood Glucose Monitoring
Blood glucose monitoring shows how food, activity and medicines affect blood sugar. Learn how it works, the main methods and what results are for.
Diabetes Care
A Beginner’s Guide to Diabetes Care
Newly diagnosed or supporting someone with diabetes? Learn the basics: what diabetes is, daily self-care, monitoring, checkups and useful supplies.
Vitamins & Nutrition
Questions to Ask a Healthcare Professional Before Taking Supplements
Planning to start a vitamin or supplement? Take these questions to your doctor or pharmacist to check need, dose, interactions and safety.
Vitamins & Nutrition
How to Store Vitamins and Supplements Properly
Heat, moisture, light and air degrade vitamins. Learn where to keep supplements, how to keep them away from children and when to throw them…
Vitamins & Nutrition
The Importance of Balanced Nutrition
Balanced nutrition means the right mix of carbohydrates, protein, fats, vitamins, minerals, fiber and water. Learn why balance matters and how to get it.
Vitamins & Nutrition
What to Know About Supplement Interactions
Some supplements change how medicines work or interact with each other. Learn the best-known interactions and how to take supplements safely.
Vitamins & Nutrition
Understanding Supplement Quality and Safety
Supplements are not FDA-approved before sale. Learn how quality is regulated, what independent testing seals mean and how to spot unsafe products.
Vitamins & Nutrition
Food Sources of Essential Vitamins
Which foods supply vitamins A, B, C, D, E and K? A practical vitamin-by-vitamin list, plus tips to keep vitamins in your food during…
Vitamins & Nutrition
A Beginner’s Guide to Mineral Supplements
Calcium, magnesium, iron and zinc are the most common mineral supplements. Learn what each is for, how forms differ, and how to take them…
Vitamins & Nutrition
Understanding Zinc and Its Functions
Zinc supports immune function, wound healing, growth and the senses of taste and smell. Learn how much adults need, food sources and the upper…