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00:00Three supplements you shouldn't take together, and three that work well.
00:05Just because a supplement is natural doesn't mean it's safe.
00:08If they can help, they can harm, especially at high doses or combined with other substances.
00:14They're less strictly regulated than drugs, so quality varies.
00:18Learn safe and unsafe combinations before you start.
00:25When taken simultaneously, vitamin C can reduce your body's absorption of vitamin B12, according to MedicineNet.
00:32Health experts advise separating them by at least two hours.
00:39Iron and calcium compete for absorption in the digestive tract, reducing iron uptake,
00:45says Whitney Stewart, Master of Science, registered dietitian nutritionist, to eating well.
00:51Avoid pairing iron with dairy, consider taking it on an empty stomach, and skip tea or coffee.
01:00When zinc and copper are consumed together, it can negatively affect the body's absorption
01:04of copper.
01:06Over-supplementation with high-dose zinc from tablets, lozenges, cold remedies, multivitamins,
01:12and some denture creams can cause copper deficiency.
01:16Blind notes effects can include fatigue, pale skin, osteoporosis, dementia, like symptoms,
01:22and poor immunity.
01:26Supplements can interact with medications, so always tell your doctor everything you take.
01:31Examples include vitamin K with warfarin, St. John's wort with many medicines, vitamins
01:37C and E with certain cancer therapies, calcium or zinc with antibiotics, concentrated green tea
01:43extract with natalol, and goldenseal with metformin.
01:51Vitamin C enhances iron absorption by converting it into a more absorbable form, notes physician
01:56Nicholas Church, M.D., to good housekeeping.
01:59The pairing is particularly helpful for vegetarians, and for anyone aiming to improve iron levels.
02:06A 2023 study shows combining B vitamins benefits the nervous system by reducing homocysteine levels.
02:15High levels increase risks like heart palpitations, attacks, strokes, and damage to the myelin sheath.
02:20B vitamins may also slow brain white matter decline.
02:23Fatal
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