Author

Derrick Cabral

Behind the counter at a busy retail drugstore, Derrick Cabral, PharmD, spent years counseling customers on over-the-counter products and prescriptions. A former pharmacy technician, he now writes about dietary supplements and basic nutrition for Biology Insights. Cabral continues to work per-diem shifts at a local pharmacy.

Niacin vs. NAD: What’s the Difference?
Where to Buy Manganese and What to Look For
Is Vitamin D3 a Steroid? Its Structure and Function
Does Collagen Have Creatine? The Chemical Connection
Is Glutamic Acid the Same as Glutamine?
Homocysteine vs. Cysteine: Functions & Health Effects
What Are Unsaponifiables and Their Key Benefits?
Vitamin D Structure and Its Biological Function
The Carnitine Structure and Its Function