However, vitamin A toxicity is more common 39 , 40 , 41 , If you take multivitamins and eat many nutrient-dense foods , you could exceed the recommended daily intake of many nutrients. Smokers should avoid multivitamins with large amounts of beta carotene or vitamin A, as these nutrients may increase your risk of lung cancer 43 , High doses of certain minerals, such as iron, can lead to stomach upset, constipation, vomiting, and fainting.
Particularly, men should be mindful of their iron consumption, as they tend to store more of it than women do, as well as individuals who have hemochromatosis. This condition can lead to a buildup of toxic levels of the mineral and may cause liver cirrhosis , liver cancer, and heart disease. Those with this condition should also avoid vitamin C supplements Another risk is faulty manufacturing processes, which may cause multivitamins to harbor much larger amounts of nutrients than intended Supplementing with large doses of certain nutrients can have harmful effects.
This is more likely to occur if you take a high-potency multivitamin on top of a nutrient-dense diet. Some individuals, including older adults, vegetarians, and vegans, may need higher amounts of certain vitamins or minerals. Multivitamins are not a ticket to optimal health. In fact, evidence that they improve health for most people is inconsistent. In some cases, they may even cause harm. Multivitamins pack many nutrients, most of which you may not need.
It may be best to speak with your healthcare provider to decide your best course of action. Eating a balanced diet of fresh, whole foods is much more likely to ensure good health over the long term.
Whole foods are the best sources of nutrients. Here are 8 healthy foods that contain higher amounts of certain nutrients than multivitamins. Men and women have different nutritional needs, so gender should play a role when selecting a multivitamin supplement. Here are the 16 best…. Gummy vitamins are increasingly popular. This article tells you whether they are good or bad for your health. It doesn't hurt to take a daily vitamin, but do you actually know what goes into it — and does it have vitamin D?
If you had to check, you may want to…. Vitamins and other nutrients from whole foods have many health benefits. The same may not apply to synthetic nutrients from supplements. Vitamin D has numerous health benefits, but it's tricky to know which supplement to choose.
A supplements subscription is the best way to maintain consistency, while also saving money! Simply set, forget and never run out. You can also pause or cancel your subscription at any time. Please note, comments must be approved before they are published. Home Shop Why Seaweed? Facebook Twitter Instagram. How long does it take for supplements to work? February 17, Understanding more about supplements is the first step in making them work for you.
How long before the effects kick in? Why take seaweed supplements? Craig Rose. Several studies have shown that magnesium can help with anxiety 3 and perceived stress within about 28 days 4. If your skin is an area of concern, research has found that supplementing with antioxidants, vitamin C, and zinc improves skin radiance by increasing skin luminosity and reducing imperfections such as dark circles and redness as well as improving skin firmness within around 8 weeks of supplementation 5.
It is quickly remedied by taking your supplements on a full stomach - if you experience nausea when you take your supplements with breakfast, it could be because your breakfast is quite light and your digestive system hasn't "woken up" yet so we suggest tearing off your handy daily strip and taking it with you to have later with lunch. If nausea persists, you might want to try taking one supplement a day to identify which one in particular is causing the upset.
Alternatively, you might want to switch to a personalised supplement plan instead. Moreover, recent research has found that long-term intake of a multivitamin can contribute to a reduced risk of death from cardiovascular disease 6. Download the free VITL app to receive a bespoke health plan and a fully personalised nutrition pack tailored to your needs.
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