“By definition, vitamin D is a hormone,” Holick told MedPage Today. “The body synthesizes it after sun exposure, and it’s activated by the liver and kidneys. That activated form again acts like a hormone to regulate calcium metabolism.”
Why is vitamin D called a vitamin?
Vitamin D is sometimes called the “sunshine vitamin” because it’s produced in your skin in response to sunlight. It’s a fat-soluble vitamin in a family of compounds that includes vitamins D-1, D-2, and D-3. Your body produces vitamin D naturally when it’s directly exposed to sunlight.
Why is vitamin D considered a hormone?
Understanding this hormone and the role it plays in the body will help you make informed health decisions. Vitamin D is a hormone the kidneys produce that controls blood calcium concentration and impacts the immune system. It is also known as calcitriol, ergocalciferol, calcidiol and cholecalciferol.
What type of hormone is vitamin D?
Bioactive vitamin D or calcitriol is a steroid hormone that has long been known for its important role in regulating body levels of calcium and phosphorus, and in mineralization of bone.
Does vitamin D help regulate hormones?
Adequate levels of Vitamin D in the body is essential to regulating normal body functions, especially those related to hormonal imbalance. Although Vitamin D can help with hormonal imbalances at any age, the use of this supplement is usually recommended for aging peoples.
Is 2000 IU of vitamin D safe?
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.
What are signs of low vitamin D?
But, some of the effects of vitamin D deficiency include:
- Fatigue or tiredness.
- Bone pain.
- Joint pain.
- Muscle pain.
- Sour mood.
- Low energy.
- More frequent illness.
Can vitamin D deficiency cause menstrual problems?
It has been reported that low vitamin D concentrations co-occur with disturbed menstrual cycles . In this study, it has been found that women with oligomenorrhoea and amenorrhoea are characterized by significantly lower vitamin D concentration than women with regular cycles.
What organs does vitamin D affect?
The list includes bone marrow, breast, colon, intestine, kidney, lung, prostate, retina, skin, stomach and the uterus. According to Norman, vitamin D deficiency can impact all 36 organs.
Can vitamin D deficiency affect hormones?
When vitamin D levels are extremely low in the body, the parathyroid gland is affected and usually tries to compensate by releasing more of the parathyroid hormone. This hormone normally deposits calcium into bone.
Can vitamin D increase estrogen levels?
Vitamin D functions as a hormone in the body. One study explains that both vitamin D and estrogen work together to reduce the risk of cardiovascular disease. The link between these hormones is due to the role that vitamin D plays in estrogen synthesis.
Does vitamin D help with muscle growth?
Vitamin D plays an essential role in muscle growth and development  and in regulating muscle contractility . Numerous studies in animals and humans have demonstrated the effects of vitamin D deficiency on various aspects of muscle cell function [8-11].
What prevents the absorption of vitamin D?
The health of your gut.
Therefore, conditions that affect the gut and digestion, like celiac disease, chronic pancreatitis, Crohn’s disease, and cystic fibrosis, can reduce vitamin D absorption.
Is vitamin D3 good for hormonal imbalance?
Vitamin D is actually a hormone that communicates with your other hormones, making it especially essential to help balance hormones. So, ensure you’re getting enough vitamin D2 and D3 to ease and prevent hormonal fluctuations.
Does B12 affect hormones?
Growing evidence supports the importance of B12 with regard to hormone balance, in that many of the disorders associated with a hormone imbalance are also associated with a vitamin B12 deficiency. Without adequate B12, overall health is compromised in fundamental ways.
Does Vitamin D Help progesterone?
Also, it has been shown that vitamin D increased progesterone, estrogen, estrone, and insulin-like growth factor-binding protein 1 production in human ovarian cells. Moreover, 1,25-dihydroxyvitamin D3 stimulated estrogen and progesterone production in human placenta .