Retinol vs beta carotene: a dietitian explains why food beta-carotene is the safer source, who converts it poorly, and when retinol pills are risky.
Retinol vs Beta-Carotene: Which Vitamin A Form Is Safer? Read More »
It is the EPA plus DHA that counts, not the total oil. Dose-by-goal targets and how to read the label math.
How Much Fish Oil Per Day for Inflammation? Read More »
A realistic night-by-night timeline for magnesium glycinate and sleep, plus the dose and form that actually move the needle.
How Long Does Magnesium Glycinate Take to Work for Sleep? Read More »
Prednisone can lower potassium and magnesium, causing cramps, fatigue and palpitations – especially at high doses. Who’s at risk and how to replace safely.
Does Prednisone Deplete Potassium and Magnesium? Read More »
Bottom line If you take multiple medications, the safest multivitamin is a third-party verified one that skips fat-soluble megadoses and hidden herbs — and any new multi is worth running past your pharmacist first. Certification: Choose USP Verified, NSF Certified, or ConsumerLab Approved products. Doses: Avoid high-dose vitamin A, E, or K if you take
Safe Multivitamins When You Take Many Medications Read More »
Bottom line MyNetDiary is a solid way to log supplements and medications consistently, but it does not warn you about drug-supplement interactions — pair it with a dedicated interaction checker and confirm anything new with your pharmacist. MyNetDiary: easy all-in-one logging and reminders, no interaction alerts Manual checking: deeper analysis with severity ratings, but easy
MyNetDiary vs Manual Supplement Interaction Checks Read More »
The best at-home vitamin D (25-OH-D) finger-prick tests compared – accuracy, CLIA labs, price – and how to act on the result.
Best At-Home Vitamin D Tests (2026): Top Finger-Prick Kits Read More »
Long-term omeprazole depletes B12 and magnesium and impairs calcium and iron absorption. Here’s the full PPI nutrient checklist and which forms to choose.
What Vitamins to Take on Long-Term Omeprazole (PPI) Therapy Read More »
Metformin blocks calcium-dependent B12 absorption in the gut. Does taking calcium help? The mechanism, the small studies, and what actually fixes low B12.
Can Calcium Reverse Metformin’s B12 Absorption Problem? Read More »
Absorption is driven by the form (glycinate, citrate), not powder vs capsule. How to pick by dose, cost, and stomach comfort.
Magnesium Powder vs Capsule: Which Absorbs Better? Read More »
