Can I take all my vitamins at once?

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.


Which vitamins should not be taken together?

What vitamins should not be taken together?
  • Magnesium and calcium. ...
  • Iron and green tea. ...
  • Vitamin C and B12. ...
  • Fat-soluble and water-soluble vitamins. ...
  • Vitamin D, vitamin K2, and other fat-soluble vitamins. ...
  • Magnesium and vitamin D3. ...
  • Copper and zinc. ...
  • Omega-3s and vitamin E.


Is it OK to take all vitamins at the same time?

Combining supplements will not normally interfere with the way they work and in some cases may be beneficial, for example vitamin C helps iron absorption.


Is it better to take vitamins all at once or throughout the day?

Mayo Clinic suggests aiming to leave at least one to two hours between vitamins. “I usually tell people to take them at a separate meal,” says Brissette. Also keep in mind that your body can only absorb 600 mg of calcium at a time—so if you're taking more, have one dose in the morning and one in the evening.

What vitamins can be taken together?

B vitamins work together (such as in a B complex supplement that contains B12, folate, B6, etc.), so they can/should be taken together. Vitamin C and iron (C helps the body absorb more iron, from both foods and supplements) Vitamin K and calcium (both support skeletal and heart health)


How to Get the Most out of Vitamin Supplements- Thomas DeLauer



Can I take 5 different vitamins at once?

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.

What is the best combination of vitamins to take?

Perfect Pairings
  • Vitamin D + Calcium. There's a reason you find many bone support supplements combining vitamin D and calcium. ...
  • Vitamin D + Healthy Fats. ...
  • Iron + Vitamin C. ...
  • Vitamin B12 + Acid. ...
  • Iron + Copper + Zinc. ...
  • Calcium + Iron. ...
  • Vitamin E + Vitamin K.


Can you take 3 vitamins at once?

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.


Can I take vitamin D and C together?

The short and simple answer is: Yes! Vitamins C and D are commonly found together in multivitamins. They have complementary effects, which means that taking them together can better support your health. They're particularly beneficial to the immune system.

Is it better to take vitamins separately or together?

A personalized vitamin regimen may also pave the way for optimal absorption. As Foley notes, taking individual supplements at separate times of the day (or with certain meals) may be better absorbed and utilized by your body.

How many vitamins can you take in a day?

The upper tolerable level is 1,000 milligrams (1,500 IU); the RDA is 30 IU. "There is no way to get an overdose from diet or fortified foods. In an Alzheimer's study, people took 2,000 IU for four years and didn't have any adverse effects.


What vitamin should not be taken with vitamin C?

Vitamin C and vitamin B12

Vitamin C can interfere with your ability to absorb B12, so it's best to take these separately. Although they work together to support bone health and healthy immune function, these minerals compete for absorption.

What vitamin C should not be mixed with?

Vitamin C + Niacinamide

However, when you combine niacinamide with Vitamin C, they'll cancel each other out chemically, making both formulas ineffective on your skin. Niacinamide takes out all the good properties of Vitamin C and makes it into a substance that can cause redness and trigger breakouts.

What vitamins should not be taken with B12?

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.


What are the symptoms of too many vitamins?

  • Confusion, mood changes.
  • Convulsions (seizures)
  • Fainting.
  • Fatigue.
  • Headache.
  • Mental changes.
  • Irritability.


Can I take vitamin C and B12 together?

Vitamin C may destroy vitamin B12 (avoid large doses of vitamin C within one hour of taking oral vitamin B12). All B vitamins act synergistically and excess levels of one may lead to imbalance or deficiency in others.

Can I take vitamin B and D together?

It's safe to consume vitamin D and the B complex together as a supplement or through food sources. However, if you're on medications or have a medical condition, consult your doctor about any drug interactions before taking supplements.


Can you take vitamin D and B12 together?

Interactions between your drugs

No interactions were found between Vitamin B12 and Vitamin D3.

How much vitamins is too much?

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.

What is the best pair for vitamin C?

Vitamin C works best in combination with vitamin E, ferulic Acid, vitamin B, and hyaluronic acid.


What is the best vitamin C combination?

Vitamin C + vitamin E + ferulic acid

It's the best of all worlds, offering triple the protective powers. With antioxidants like vitamin C and E working in tandem to undo the damage caused by UV rays, you're probably thinking how it makes sense to apply this combination under your sunscreen for extra UV protection.

What does vitamin C do for your skin?

Topical vitamin C is a science-backed, dermatologist-favorite ingredient that may help slow early skin aging, prevent sun damage, and improve the appearance of wrinkles, dark spots, and acne.

What cancels out vitamin D?

Some factors that may reduce or block its absorption include:
  • Conditions such as celiac disease, chronic pancreatitis, Crohn's disease, and cystic fibrosis. ...
  • BMI (body mass index) higher than 30. ...
  • Liver or kidney disease. ...
  • Radiation treatment. ...
  • Weight loss surgery.


What vitamins should be taken at night?

4 Vitamins That Help You Sleep
  • Magnesium. Magnesium is perhaps the most important vitamin or mineral when it comes to sleep. ...
  • Calcium. Calcium has been shown to play a significant role in our sleep cycles, particularly the REM stage of sleep. ...
  • Potassium. ...
  • B Vitamins.


Why can't you take vitamin C and B12 together?

Vitamin C supplements can break down vitamin B-12 in your digestive tract, according to MedLinePlus. As a result, consuming supplements at the same time as meals that contain vitamin B-12 reduces B-12 absorption. Make sure you wait at least 2 hours after a meal before taking your vitamin C supplements.