Can I take 100000 IU vitamin D?

The safe upper limit of intake is set at 4,000 IU per day. Intake in the range of 40,000–100,000 IU per day (10–25 times the recommended upper limit) has been linked with toxicity in humans.

How many IU of vitamin D is lethal?

Taking 60,000 international units (IU) a day of vitamin D for several months has been shown to cause toxicity. This level is many times higher than the U.S. Recommended Dietary Allowance (RDA) for most adults of 600 IU of vitamin D a day.

Can you take too much vitamin D IU?

Do not take more than 100 micrograms (4,000 IU) of vitamin D a day as it could be harmful. This applies to adults, including pregnant and breastfeeding women and the elderly, and children aged 11 to 17 years.

Is 50000 international units of vitamin D too much?

In summary, long-term supplementation with vitamin D3 in doses ranging from 5000 to 50,000 IUs/day appears to be safe.

Can I take 60000 IU of vitamin D?

No one developed hypercalcemia or any adverse events. The major finding of this case series is prolonged daily dosing of vitamin D3 with doses of 10,000 to 60,000 IU was safely tolerated.

Is 100,000K IU of Vitamin D safe?

Is 10000 IU of D3 too much?

The Endocrine Society Practice Guidelines recommend that up to 10,000 IUs daily was safe for adults. This is in contrast to the recommended UL at 4,000 IU/d from the IOM.

Can too much vitamin D hurt you?

In some cases, vitamin D toxicity can result in kidney injury and even kidney failure. This is because having too much vitamin D in the body can lead to high levels of calcium, which can lead to water loss through too much urination and calcification of the kidneys ( 21 ).

What is the most vitamin D you can take?

Some people may need a higher dose, however, including those with a bone health disorder and those with a condition that interferes with the absorption of vitamin D or calcium, says Dr. Manson. Unless your doctor recommends it, avoid taking more than 4,000 IU per day, which is considered the safe upper limit.

How much vitamin D can I take a day?

Mayo Clinic recommends that adults get at least the RDA of 600 IU. However, 1,000 to 2,000 IU per day of vitamin D from a supplement is generally safe, should help people achieve an adequate blood level of vitamin D, and may have additional health benefits.

Can I take 40000 IU vitamin D?

Several vitamin D loading dose treatment regimens are available, including [ROS, 2018]: 50,000 IU once a week for 6 weeks (300,000 IU in total). 40,000 IU once a week for 7 weeks (280,000 IU in total).

How long does it take to recover from vitamin D deficiency?

“If you put people on 2,000-4,000 [milligrams] of vitamin D based on what their deficient value was, you can usually get them corrected in four to six weeks, which is when you are really going to need the vitamin D.

Can too much vitamin D cause kidney stones?

Taking too much vitamin D can cause problems such as constipation and nausea and, in more serious cases, kidney stones and kidney damage.

How often should you take vitamin D 50000 IU?

In patients with vitamin D levels less than 20 ng/mL, start with 50,000 IUs of vitamin D3 once a week for 6 to 8 weeks. After that, a dose of 800 to 2000 IU per day should be taken to maintain vitamin D levels above 30 ng/mL.

How can I raise my vitamin D levels quickly?

What are symptoms of low vitamin D?

When should I take vitamin D morning or night?

There's no set time of day that's best to take vitamin D supplements. Some people say taking vitamin D supplements at night is an insomnia risk. There's no research to confirm this, but you might want to take your supplement earlier in the day if you think it's screwing with your sleep.

What drugs should not be taken with vitamin D?

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.

Is it better to take vitamin D every day or once a week?

Conclusion. Daily vitamin D was more effective than weekly, and monthly administration was the least effective.

Can I take 20000 IU of vitamin D?

In terms of upper limits, there has never been a case of toxicity at levels below 200 ng/mL. It takes about 100 IU per day for every rise in blood levels of about 1 ng/mL, so to get all the way up to 200 ng/mL it would take 20,000 IU per day at a minimum, and probably more.

Can I take 15000 IU vitamin D?

With almost 4000 participants it did show that vitamin D levels up to 300 nmol/L (120 ng/ml), as well as vitamin D intakes of up to 15,000 IU/day, are safe.

Can I take 8000 IU vitamin D?

While it is true that excess vitamin D can be dangerous, it is very uncommon to have excess vitamin D when taking 8,000 units or less daily. (Some people will need more than that, but doses in excess of 8,000 IU should be guided by blood levels.

What happens if you take 50000 IU vitamin D?

Risks include developing kidney stones, confusion, vomiting, muscle weakness and increased calcification in the body, McKennon added. She said with other types of vitamins that aren't fat-soluble, such as vitamin C, people “just urinate it out” if there's excess. “Vitamin D is not like that.

How long does it take for vitamin D 50000 IU to work?

One 2011 protocol from the Endocrine Society suggests a very high dose of vitamin D3: 50,000 IU, once a week for two to three months or three times a week for one month to restore the nutrient in the body to above 30 ng/mL for those who are deficient.

Can I take 50000 IU of vitamin D3 once a month?

The monthly dose of 50,000 IU was proven equally safe as the 2000 IU daily dose in a vitamin D-deficient population. The same dose was evaluated by Binkley et al. [26] during a period of one year. Supplementation with 50,000 IU taken monthly by adult patients did not raise any safety concern.

How long does it take to raise vitamin D levels?

“Adding an over-the-counter vitamin D supplement can make improvements in just three to four months' time. Vitamin D with a strength of 1000-2000 international units daily is the recommended dose for most adults,” Dr. Ropte says. Most multivitamins contain vitamin D, so extra supplementation isn't always necessary.