You can—but it's probably not a good idea. For some supplements, optimal absorption can depend on the time of day taken. Not only that—taking certain vitamins, minerals, or other supplements together can also reduce absorption and may result in adverse interactions, which can be harmful to your health.
Combining multiple supplements or taking higher-than-recommended doses can increase the risk that they can cause harm, said Kitchin. "You really can't get toxic doses of nutrients through food, but you can absolutely get toxic doses through supplements," Kitchin said.
Vitamin C and Vitamin D are two essential nutrients that play important roles in the body and help to maintain overall health and wellness. You may be wondering, “Can I take Vitamin D and C together?” The answer is… Yes. In fact, when taken together, they're a powerful combo that can support the immune system.
Don't use calcium, zinc, or magnesium supplements at the same time. Also, these three minerals are easier on your tummy when you take them with food, so if your doctor recommends them, have them at different meals or snacks.
Can you take vitamin D and magnesium together? Yes. In fact, it's probably best to take both together. Because so many people have low magnesium levels, vitamin D supplements on their own aren't very helpful for a large portion of the population.
Phenobarbital, phenytoin, and other anticonvulsant medications -- These medications may accelerate the body's use of vitamin D. Mineral oil -- Mineral oil also interferes with absorption. In addition, Vitamin D may enhance the effects of doxorubicin , a medicine used to treat a variety of cancers.
Although the functions of vitamin C and magnesium may not overlap like other nutrients, there's no harm in taking them simultaneously. With no known interactions, vitamin C and magnesium can safely be supplemented together.
Interactions. Possible interactions include: Aluminum. Taking vitamin D and aluminum-containing phosphate binders, which may be used to treat high serum phosphate levels in people with chronic kidney disease, might cause harmful levels of aluminum in people with kidney failure in the long term.
You can take magnesium with several other vitamins and minerals to enhance their contributions to your health. Your body depends on magnesium to allow it to absorb vitamin D. Enzymes in your liver and kidneys need magnesium to break down the vitamin and convert it into a form your body can work with.
“Digestion slows down during sleep, so taking your nutrient supplement late at night would not be associated with an efficient absorption.” Neil Levin, a clinical nutritionist at NOW Foods, agrees that morning is best for multivitamins and any B vitamins.
So, get enough vitamin D—just take it in the morning or afternoon. At night, take supplements that support sleep quality and muscle relaxation, like magnesium and melatonin (which you'll find in soothing, sippable Bulletproof Sleep Collagen Protein).
The best time to take fat-soluble vitamins like vitamin D, A, and K is with a meal containing fats. You should take water-soluble vitamins like vitamin C, B12, and B6 in the morning on an empty stomach. Take multivitamins or prenatal vitamins with a meal or snack containing fat and a glass of water.
Dwyer says vitamin D, calcium, and folic acid are three nutrients you may get too much of, especially through supplements. Adults who regularly far exceed the 4,000 international units (IUs) daily safe upper limit for vitamin D might may end up with serious heart problems.
Aluminum. Taking vitamin C can increase your absorption of aluminum from medications containing aluminum, such as phosphate binders. This can be harmful for people with kidney problems.
Single mineral supplements –including calcium, zinc, and magnesium –may interfere with the absorption of smaller minerals found in a multivitamin/mineral, like iron and zinc.
Vitamin C (ascorbic acid) supplements.
Taking vitamin B-12 with vitamin C might reduce the available amount of vitamin B-12 in your body. To avoid this interaction, take vitamin C two or more hours after taking a vitamin B-12 supplement.
When to take vitamin D. It just plain doesn't matter, as long as you take it with food, says Dr. Manson. Her advice: Take it when you'll remember to take it — morning, noon or night — and take it with a meal, she says.
The benefits of magnesium supplementation in healthy individuals aren't clear, but Dr. Nassar says that taking a magnesium supplement every day likely isn't unsafe for most people. Just be sure you're not taking too much magnesium. The maximum dietary allowance for most adults is around 400 mg or less.
Magnesium deficiency can cause: loss of appetite. nausea and vomiting. fatigue and weakness.
Interactions between your drugs
No interactions were found between Fish Oil and magnesium oxide. However, this does not necessarily mean no interactions exist. Always consult your healthcare provider.