About Our Guides
Who writes your guides?
Who writes your guides?
Our guides are created by the Centenarius team under the direction of our founder, Viktoria Krestina, a certified nutritionist and naturopath. Each guide shows its author.
Where does the information come from?
Where does the information come from?
From peer-reviewed studies and official health guidelines. Many guides list their sources at the end so you can read the research yourself.
Are supplements regulated by the FDA?
Are supplements regulated by the FDA?
Yes, but differently from drugs. The FDA doesn't approve supplements before they're sold. It sets manufacturing rules (cGMP) and can act against unsafe products. That's why independent lab testing matters. Ours is published on every product page.
Are your guides medical advice?
Are your guides medical advice?
No. They're for education. Talk to your doctor before starting supplements, especially if you're pregnant, take medication or have a health condition.
Can I suggest a topic or ask about an article?
Can I suggest a topic or ask about an article?
Yes. Send us a message through our Contact page.