Conclusion: Serum vitamin D levels inversely correlate with clinical depression, but the evidence is not strong enough to recommend universal supplementation in depression.
“Adding an over-the-counter vitamin D supplement can make improvements in just three to four months time.
So, when it comes to vitamin d deficiency treatments, how long till you start to feel better? Those with the lowest levels should feel an improvement after just a few days, while those who only need to top up their levels may have to wait a week or two before they begin to feel healthier and more energised.
Nature Made Vitamin D3 2000 IU
They have vitamin D supplements that range from 1,000 to 5,000 IU, which means that you can find an effective dose for you. Before supplementing with vitamin D, it's helpful to get your blood levels checked to see if you have a deficiency.
Although this might sound similar to relieving stress, strong levels of vitamin D not only correlate with reduced stress – it also improves the production of “feel good” hormones. Vitamin D actively fights depression by increasing serotonin, the hormone key to stabilising mood and increasing happiness.
Symptoms of vitamin D deficiency may include:
Fatigue. Not sleeping well. Bone pain or achiness. Depression or feelings of sadness.
Vitamin D is as vital for mental health as it's essential for physical health. There is sufficient research to show that not having enough of the vitamin can lead to depression-like symptoms. People with depression have higher chances of having vitamin D deficiency.
"Adequate levels of magnesium in the body are essential for the absorption and metabolism not only of vitamin D but of calcium as well," Dean states. "Magnesium converts vitamin D into its active form so that it can help calcium absorption.
Low levels of B-12 and other B vitamins such as vitamin B-6 and folate may be linked to depression. Low levels of a vitamin can result from eating a poor diet or not being able to absorb the vitamins you consume.
Vitamin D activates an enzyme that converts tryptophan into serotonin. If vitamin D levels are low, our brains make less serotonin. Thus, increasing vitamin D intake may increase serotonin levels, thereby potentially supporting mental health [15, 16].
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.
Official answer. Generally, it takes a few weeks of taking daily vitamin D supplements for vitamin D levels in the body to rise. Each 1,000 IU of vitamin D3 taken daily is expected to raise blood levels of 25(OH)D by 10 ng/ml after a few weeks.
Growing evidence has demonstrated that vitamin D has a role in sleep regulation [12]. Specifically, vitamin D deficiency (VDD) can increase risk of sleep disorders and is associated with sleep difficulties, shorter sleep duration, and nocturnal awakenings in children and adults [13,14,15].
How Long Does It Take To Recover From Vitamin D Deficiency? It can take a few weeks for your vitamin D levels to rise once you start taking supplements. Expect a 4-6 week recovery time if you don't have any underlying health issues that could slow down the recovery phase.
Vitamin D is considered to be a crucial factor that influences symptoms of depression, negative emotions, and quality of life, but to date, no systematic review has been conducted with regard to its effect on other domains of mental health.
Vitamin D supplementation improves anxiety but not depression symptoms in patients with vitamin D deficiency.
The association between magnesium and depression has been observed in several studies. Some studies have found promising effects of magnesium supplementation in the treatment of depression. A 2017 study found that magnesium supplements improved symptoms of depression in adults.
While it is possible to take enough vitamin D once a week to keep yourself balanced, the best results were found to be a lower dose (1,000-2,000 IUs or 25-50 mcg ) taken daily. Taking vitamin D consistently with a meal containing healthy fats will ensure that your body absorbs it properly.