Vitamin A supplements are helpful for children who have a vitamin A deficiency. But most healthy, well-nourished kids don't need supplements. And some kids may be getting too much vitamin A — consuming excessive levels of preformed vitamin A in liver, dairy products, fish oil, multivitamins, and certain vitamin-fortified foods. Age-related declines in mitochondrial function and increases in mitochondrial oxidant production are thought to be important contributors to the adverse effects of aging. Tissue L-carnitine levels have been found to decline with age in humans and animals . Interestingly, co-supplementation of ALCAR and lipoic acid resulted in even greater improvements than either compound administered alone.
Improvements in mitochondrial enzyme and respiratory chain activities were also observed (26-33). While these findings are very exciting, it is important to realize that these studies used relatively high doses (100 to 300 mg/kg body weight/day) of the compounds and only for a short time . It is not yet known whether taking relatively high doses of these two naturally occurring substances will benefit rats in the long-term or will have similar effects in humans.
Clinical trials in humans are planned, but it will be several years before the results are available. If you choose to take carnitine supplements, the Linus Pauling Institute recommends acetyl-L-carnitine at a daily dose of 500 to 1,000 mg. The human body requires 13 vitamins and at least 16 minerals essential to your health.However, while all adults need a variety of key vitamins and minerals every day, men and women have different requirements. For instance, women of reproductive age require more iron than men of the same age, so women's supplements typically include iron and men's supplements don't. If you're asking yourself, "What vitamins should I take daily for a man? " keep in mind that it varies depending on your age and lifestyle.
If you're a healthy adult, taking a multivitamin won't lower your risk of heart attack, stroke or death from cardiovascular disease. Preventive Services Task Force concluded that there is insufficient evidence to support any benefit from vitamin and mineral supplementation for the prevention of cancer or cardiovascular disease. The Linus Pauling Institute recommends that adults take a 400 μg supplement of folic acid daily, in addition to folate and folic acid consumed in the diet. A daily multivitamin/mineral supplement, containing 100% of the Daily Value for folic acid provides 400 μg of folic acid. Vitamin D. If you get some midday sun exposure during the warmer months and regularly consume vitamin D-rich foods, such as fatty fish, eggs, and fortified dairy products, you probably don't need to take a supplement.
People who are middle-aged or older, are overweight, or have darker skin might need supplements. If you're unsure about your vitamin D status, ask your doctor about having a blood test. There's little, if any, proof that multivitamins benefit seniors who are otherwise healthy.
The U.S. Preventive Services Task Force recommends against daily multivitamins to ward off cancer or heart disease. Multivitamins marketed at seniors may be tailored with higher doses of vitamins D or B12 or less iron. But unless you have a poor appetite or have conditions that keep you from eating a healthy diet, you probably don't need them. Vitamins in small quantities are essential for normal metabolism. Our bodies don't make them, so we must get them from a well-balanced diet. The American Academy of Pediatrics advises that children who receive a well-balanced diet do not need extra vitamin intake over and above the recommended dietary allowances .
More than one-third of children in the U.S. take dietary supplements routinely. The RDA for adults of all ages is 15 mg (22.5 IU) per day of α-tocopherol. Notably, more than 90% of individuals aged two years and older in the US do not meet the daily requirement for vitamin E from food sources alone.
Major sources of vitamin E in the American diet are vegetable oils, nuts, whole grains, and green leafy vegetables. LPI recommends that healthy older adults take a daily multivitamin/mineral supplement, which usually contains 30 IU of synthetic vitamin E, or 90% of the RDA. A vitamin C intake of at least 400 mg daily may be particularly important for older adults who are at higher risk for age-related chronic diseases. Pharmacokinetic studies in older adults have not yet been conducted, but evidence suggests that the efficiency of one of the molecular mechanisms for the cellular uptake of vitamin C declines with age . Some experts in nutrition and aging feel that the RDA of riboflavin (1.3 mg/day for men and 1.1 mg/day for women) leaves little margin for error in people over 50 years of age . A study of independently living people between 65 and 90 years of age found that almost 25% consumed less than the recommended riboflavin intake, and 10% had biochemical evidence of deficiency .
Epidemiological studies of cataract prevalence indicate that riboflavin intakes of 1.6 to 2.2 mg/day may reduce the risk of developing age-related cataracts. Individuals whose diets may not supply adequate riboflavin, especially those over 50 years of age, should consider taking a multivitamin/mineral supplement, which generally provides at least 1.7 mg/day of riboflavin. The best way to get these vitamins and other nutrients is by eating a healthy, balanced diet of fruits, vegetables, whole grains, nuts, seeds, beans, legumes, lean meats, healthy fats, and low-fat dairy.
But if you're not, you may not be getting adequate amounts of vitamins and minerals to keep you feeling your best. A specially formulated multivitamin for your age and gender, like Nature Made Multi for Him or Multi for Him 50+, provides nutritional support to fill in nutrient gaps missing from your diet. Anyone who struggles to eat a healthy, varied, and balanced diet may benefit from taking supplements.
For teenagers, it may be helpful to take iron, calcium, and vitamin D if you feel you are lacking these essential vitamins and minerals. Before you or your teenager start taking any new supplements it's a good idea to check with your GP or a pharmacist. Dairy products, seeds, pulses, tofu, tinned fish with bones and some green leafy vegetables are all good sources. Interestingly, calcium supplements don't appear to help much, and recent research suggests they may actually increase the risk of heart attack, so doctors are much more wary about prescribing these too. When choosing a vitamin supplement for your child, read the label carefully. So it's a good idea to make sure the supplement you're giving your child isn't high in these nutrients unless your child's doctor says otherwise.
Although there's no doubt it's important for our health, the exact amount we need can be somewhat confusing. The recommended daily allowance calls for about 75 milligrams daily for women and 90 mg for men, yet not everyone agrees. If you prefer to get your vitamin C through food, Brill recommends a half-cup of raw red sweet pepper , a medium kiwi , or a medium orange . Other foods rich in vitamin C include strawberries, kiwi, cantaloupe, and broccoli.
Although it's important for women in their 20s to get enough folate, there's a fine line between the right amount and too much. The UL is 1,000 micrograms per day of folic acid from supplements and fortified foods; there isn't a risk with dietary folate. The main concern with exceeding this limit is that high blood levels can hide a B12 deficiency which, if allowed to persist, can result in permanent neurological damage.
Experts recommend waiting until your child is age 4 to start giving a multivitamin supplement. In addition, keep multivitamins out of your child's reach and make it clear that they are not candy. But, children who may avoid certain food groups altogether or tend to be very picky are at a much higher risk for missing out on key nutrients to support growth and development. According to the National Center of Health Statistics at the CDC, approximately one-third of children in the United States are consuming vitamin and mineral supplements, most often in the form of a multivitamin.
The CDC also notes that dietary supplements do contribute positively to overall total nutrient intake for children that need them most. If you're looking for a great multivitamin for kids that shows up on your doorstep when you need it to, Ritual's Essential for Kids 4+ is an excellent option. The subscription-based gummy multivitamin is formulated with key nutrients to help fill nutrition gaps in order to support growth and development. Whether it's vitamins, minerals, or fiber, it's best to get them from foods instead of pills. But that can be a challenge for some older Americans, especially if you don't eat a balanced diet. You're most likely to lack vitamin D, potassium, calcium, or dietary fiber.
If you think you need more than you can get from food, talk to your doctor about supplements that will be safe with your meds, diet, and health. If you're a healthy guy and have no major dietary restrictions, you don't need a multivitamin. A pill containing 20 vitamins and minerals is never going to replicate the complex mixture of healthful compounds in whole foods. Many people take a multivitamin end up using them to justify less healthy eating habits. Most people do not need to take vitamin supplements and can get all the vitamins and minerals they need by eating a healthy, balanced diet.
For those who eat a healthful diet, a multivitamin may have little or no benefit. A diet that includes plenty of fruits, vegetables, whole grains, good protein sources, and healthful fats should provide most of the nutrients needed for good health. When it comes to specific vitamins and minerals, some Americans get less than adequate amounts, according to criteria set by the National Academy of Medicine. For example, more than 90% of Americans get less than the Estimated Average Requirement for vitamin D and vitamin E from food sources alone. There are certainly diseases caused by a lack of specific nutrients in the diet. Classic examples include scurvy , beri-beri , pellagra , and rickets .
But these conditions are rare in the U.S. and other developed countries where there is generally more access to a wide range of foods, some of which are fortified with vitamins. Individual vitamin supplementation may also be essential in certain cases, such as a deficiency caused by long-term poor nutrition or malabsorption caused by the body's digestive system not functioning properly. Because vitamin B12 occurs naturally only in animal products, vegans and some vegetarians should take B12 supplements.
Getting enough folic acid is critical for all women who may become pregnant in order to reduce the risk for neural tube, or spinal cord, defects. Since 1998, many foods such as breads, cereals, and pastas have been fortified with folic acid, which is a step in the right direction. Women contemplating pregnancy, however, should be sure to get 400 micrograms of folic acid daily, typically through a supplement. High doses of nutrients can also cause mild to severe side effects. It can also increase calcium blood levels, which can cause vascular and tissue calcification and damage to the heart, blood vessels and kidneys. Older adults are less likely than younger adults to consume enough magnesium to meet their needs and should therefore take care to eat magnesium-rich food in addition to taking a multivitamin/mineral supplement daily.
However, no multivitamin/mineral supplement contains 100% of the DV for magnesium. If you don't eat plenty of green leafy vegetables, whole grains, and nuts, you likely are not getting enough magnesium from your diet. Older adults are more likely to have impaired kidney function than younger individuals, they should avoid taking more than 350 mg/day of supplemental magnesium without medical consultation . Presently, there is little evidence that older adults differ in their intake or requirement for pantothenic acid.
Most multivitamin/mineral supplements provide at least 5 mg/day of pantothenic acid. The Linus Pauling Institute supports the recommendation by the Food and Nutrition Board of 5 mg/day of pantothenic acid for older adults. A varied diet should provide enough pantothenic acid for most people. Following the Linus Pauling Institute recommendation to take a daily multivitamin/mineral supplement, containing 100% of the Daily Value , will ensure an intake of at least 5 mg/day of pantothenic acid.
Several studies have failed to demonstrate a relationship between vitamin D status and the risk of developing type 1 diabetes, the form of diabetes that is most common in children. In addition, the idea that vitamin D supplements may prevent type 2 diabetes, the form of diabetes common in older children and adults, was recently dealt a blow in a rigorous study of adults. In June 2019, a National Institutes of Health-funded study of 2,423 adults reported that daily vitamin D supplements failed to prevent type 2 diabetes. Overall, there was no benefit, but when only the trials that used moderate to high doses of supplementation (≥1000 IU/day) were assessed, there was a small 12% reduction of risk compared to placebo. One study found that calcium supplements can increase the risk of a heart attack.
Many doctors recommend that people with a high risk of heart disease get their calcium through diet rather than supplements. When determining if your child should be taking a multivitamin, there are certain circumstances that warrant a conversation with your child's healthcare provider. Such instances may be an extremely picky eater, a child who is not growing well, a child that follows a strict vegan diet, or a child who has dietary restrictions due to allergies.
These situations may inhibit the total amount of micronutrients your child receives. There is evidence that many people may have inadequate dietary intake, and also research associating low magnesium levels with higher risks of all kinds of health problems. The benefits of actual supplementation are still being studied. For the time being it has not been very common for allopathic generalists to check magnesium levels in outpatients, but this may change as the research base grows. Preventive Services Task Force, do not recommend multivitamins either.
It's not that they're harmful (they typically contain safe levels of vitamins and minerals compared to some megadose single-nutrient supplements), but the research isn't there that they're all that healthful. The Iowa Women's Health Study looked at the use of 15 vitamins and minerals, including multivitamins, at three different intervals and identified the numbers of women who died over a 19-year period. It showed that women over the age of 55 who took multivitamins were at higher risk for dying than those who did not. As a result, it is unknown whether the women were already taking vitamins when they became ill, or if they became ill and then started taking vitamins. In women who were already sick, taking vitamins was unlikely to lower their risk of dying.
Getting enough folate, a B vitamin, is especially important for women who may become pregnant, since adequate folate can help lower the risk of having a baby with spina bifida or anencephaly. For the folate to be effective, it must be taken in the first few weeks of conception, often before a woman knows she is pregnant. That's why the Centers for Disease Control and Prevention recommend that all women of childbearing age consume 600 micrograms a day of folic acid. This amount and other important nutrients for pregnancy—iron, calcium, vitamin D, and DHA—are available in a prenatal multivitamin. If you don't regularly consume fish, consider taking a two-gram fish oil supplement several times a week. If you are prone to bleeding or take anticoagulant drugs, consult your physician.
Should a 20 year old take vitamins The researchers theorized that the supplements may cause quick spikes in blood calcium levels that have been linked to risky lipid levels, whereas calcium in food is likely to be absorbed more slowly. Get calcium from dairy products, green leafy vegetables, and fish with edible bones, such as sardines. Calcium is an important mineral as it helps to build strong bones and teeth, regulates muscle contractions, including heartbeat, and helps blood to clot normally.
Milk, cheese and yoghurt are all good sources of calcium, as well as green leafy vegetables, nuts and fish like sardines, where you eat the bones. Cycle 2 data from the CHMS shows a relationship between diagnosis of osteoporosis and vitamin D. Females aged 50 and older with osteoporosis had higher levels of vitamin D (82 nmol/L) than those without osteoporosis (68 nmol/L). As a result, some scientists have called for high levels of vitamin D from supplements, anywhere from 1,000 to 2,000 IU a day, in addition to sun exposure, fortified foods and multivitamins. Remember, a balanced diet rich in calcium and vitamin D is only one part of an osteoporosis prevention or treatment program.
Like exercise, getting enough calcium is a strategy that helps strengthen bones at any age. But these strategies may not be enough to stop bone loss caused by lifestyle, medications, or menopause. Your doctor can determine the need for an osteoporosis medication in addition to diet and exercise. While the extra peace of mind that comes with giving your child a multi should be a good thing, it could cause you to relax a little too much on the nutrition front. Some parents let the multivitamin do what they should be doing, which is feeding their kids a healthy diet. Vitamin supplements should never be viewed as a replacement for nutritious foods because the body absorbs nutrients from foods much more effectively than it absorbs nutrients from supplements.
So if you constantly find yourself relying on a multivitamin to counteract the chips your child eats or to make up for the fact that yourtoddler refuses to eat produce, you need to rethink your strategy. If you're not getting the daily recommended allowance of key nutrients by eating a healthy diet, you might benefit from taking amen's multivitaminor one specifically formulated for men over 50. This ensures you're hitting your daily target for a broad range of key nutrients, especially as you age.
No comments:
Post a Comment
Note: Only a member of this blog may post a comment.