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 »
Vitamin C and zinc are generally safe with prednisone and may support immunity and skin healing – but immune-boosting on an immunosuppressant has real nuance.
Can You Take Vitamin C and Zinc With Prednisone? Read More »
Bottom line Both deliver the same gold-standard 5g creatine monohydrate dose, so the real question is whether you want to pay extra for HMB. For most lifters the answer is no – Thorne wins on value and certification, while Transparent Labs only makes sense if you genuinely want the vitamin D and do not mind
Transparent Labs Creatine HMB vs Thorne: Is HMB Worth It? Read More »
A few supplements – St. John’s wort above all – can genuinely reduce birth control effectiveness by speeding hormone breakdown. The real list, ranked by risk.
What Supplements Make Birth Control Less Effective? Read More »
Soy can reduce levothyroxine absorption and raise your dose needs if eaten too close to the pill. The evidence on isoflavones, timing, and infant formula.
Soy and Levothyroxine: Does Soy Block Your Thyroid Medication? Read More »
PPIs like omeprazole reduce iron absorption by removing the stomach acid iron needs. If your iron isn’t budging, here’s the form, timing, and vitamin C fix.
Omeprazole and Iron: Why Your Supplement Isn’t Working (and the Fix) Read More »
A daily multivitamin with calcium, iron, or magnesium can block levothyroxine if taken together. Which minerals matter and how to time your Synthroid.
Can You Take a Multivitamin With Levothyroxine? Which Minerals Block It Read More »
Does metformin deplete vitamin B12? Yes, over years it can. Here is the evidence, who is at risk, when to test, and the B12 dose and form that fix a gap.
Does Metformin Deplete Vitamin B12? Signs, Testing, and What to Take Read More »
Bottom line For almost everyone, fish oil wins. It gives you several times more EPA and DHA per dollar, and the absorption edge people pay for with krill is small and inconsistent in the research. Krill is only worth the premium if fish oil reflux is what stops you taking it. Best for: krill suits
Krill Oil vs Fish Oil: Is Krill Worth the Money? Read More »
