Bottom line If you take an ACE inhibitor like lisinopril, avoid potassium supplements and potassium-based salt substitutes unless your doctor approves them, because together they can push blood potassium to dangerous levels. Baseline test: check potassium and kidney function before starting therapy. Danger zone: potassium above 5.0 mmol/L needs close monitoring; above 5.5 mmol/L is […]
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Bottom line No free NIH tool checks your full supplement-medication list anymore. HerbList, NIH’s surviving herb-safety app, is still worth using – pair it with a dedicated interaction checker and your pharmacist. Still live: HerbList (NCCIH) – free herb-safety app covering 50+ herbs on iOS and Android Retired: the Drug Information Portal (December 2022, data
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Bottom line Yes — some vegan supplements can interfere with levothyroxine, mainly iron, iodine-rich seaweed, and soy. The fix is timing: take your thyroid medication on an empty stomach and separate interfering supplements by about 4 hours. Levothyroxine: take on an empty stomach, 60 minutes before breakfast or 3+ hours after dinner Separate: keep iron,
Vegan Supplements and Thyroid Meds: Timing 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
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Licorice root supplements may seem harmless, but combining them with diuretics can trigger dangerous drops in potassium-known as hypokalemia-and other serious electrolyte imbalances. This guide explains the mechanisms behind this risk, how to recognize early warning signs, and best practices for using licorice safely, especially if you’re on medications that affect your electrolyte levels. Bottom
Licorice Root and Diuretics: Potassium Warning Read More »
Bottom line For most non-tech-savvy seniors, the Drugs.com Medication Guide is the easiest reliable interaction checker — and no app replaces a pharmacist review of your full medication list. Best overall: Drugs.com Medication Guide – phonetic search plus food-interaction alerts Reminders + caregivers: Medisafe – Medfriend alerts a loved one if a dose is missed
Best Drug-Interaction Apps for Seniors Read More »
Bottom line Zinc and tetracycline antibiotics both irritate the stomach and can bind together in the gut, so take the antibiotic at least 2 hours before or 6 hours after zinc, and take zinc with food. Timing: Antibiotic at least 2 hours before or 6 hours after any zinc supplement. Formulation: Zinc gluconate or picolinate
Zinc and Antibiotics: Nausea and How to Space Them Read More »
Bottom line Collagen peptides are hydrolyzed collagen broken down to small, cold-soluble fragments for daily supplementation. Collagen protein (usually gelatin) is a larger, gel-forming form meant for cooking. If you have been staring at the collagen aisle wondering whether "collagen peptides" and "collagen protein" are the same thing in different packaging, the short answer is:
Collagen Peptides vs Collagen Protein: The Difference Read More »
Bottom line Saw palmetto may modestly raise bleeding risk when combined with anticoagulants like warfarin, so most authorities advise against pairing them unless your doctor is monitoring you — even though controlled trials have not confirmed a consistent bleeding effect. Main concern: possible extra bruising or bleeding and a higher INR in people on warfarin
Saw Palmetto and Blood Thinners: Bleeding Risk Read More »
Bottom line The fastest way to check OTC drug and supplement interactions is to run your full list through a dedicated checker app or website, then confirm anything it flags with your pharmacist. Mobile apps: Epocrates, Pocket Pharmacist, Drugs.com, MyRxProfile Web tools: WebMD, Medscape, DrugBank; for herbs, the NIH-backed HerbList Our companion app: StackMyMed scans
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