Doctor insights on:
Production Of Vitamin D In The Skin
VIT D: Is made in the skin and the light spectrum needed is best between noon and three pm daily for 15-20 minutes -without sunscreen. Sunscreen blocks vit d synthesis by 95%. Staying indoors and not being in sun between 10 am and 4 pm reduces our exposure. As said before...Poor diet and chronic illnesses ..And living above the 34th parallel all contribute.Serum levels are optimal at 50-70. ...Read moreSee 2 more doctor answers
Varies: Vit k is a fat soluble vitamin found in higher concentrations in colostrum, first milk letdown, i'm the first few days of lactation. After that, content lowers but still present. The committee on nutrition of the american academy of pediatrics has recommended 0.5-1.0 mg vit k1 be administered to all newborns shortly after birth to help with newborn vit k levels. Breastfeeding always recommended. ...Read moreSee 1 more doctor answer
High: There isn't widespread screening but where it is screened for in many cases it is low especially in the context of any kind of ill health. Surprisingly this is true even in tropical countries where one would think sun exposure would prevent deficiency. One explanation is that it is being broken down by free cadmium, an air pollutant that has been increasing. Poor nutrition increases risk. ...Read more
Lack of uv light between 270 and 300nm stops vit d production. Can the lack of a certain wavelengths of radiation stop a cancer cells growth?
No: Please forgive my frankness. If somebody tells you otherwise, they are lying. This is as biologically preposterous as the idea that limiting certain wavelengths would end a pregnancy. Certain wavelengths of light catalyze conversion of vitamin D precursors to the real thing. Cancer is almost-healthy cells gone bad. ...Read more
Is it actually true that artificial tanning lights will promote the production of vitamin d in the body?
Vit D blues: Can a Vitamin D of 21 cause the blues? I can't be in the sun. ANS: I just answered this question from you i think. Very unlikely. But easy to test. Work with your Dr. to take enough to get you blood level up to say 40 and see if the blues go away. If so stop it and see if they come back. Repeat this until you and your Dr are convinced that in you it does.. Let us know outcome. ...Read more
Uncertain: But supplementation may help. See the article below. http://www.ncbi.nlm.nih.gov/pubmed/20307398. ...Read more
Moderation: The whole sun-exposure stuff confuses everyone. A very little exposure depending on your skin tone will get you enough vitamin d which you can also get from supplements; heavier exposure will photoage your skin and put you at a cancer risk. Vitamin d deficiency is very common especially in darker-skinned folks who live above the tropics. ...Read more
Is Vitamin D required to absorb all types of Calcium? Can Mineral Water with 345mg/l of dissolved Ca, increase Ca levels without the use of Vit D?
Vit D Calcium: 54 M Is Vitamin D required to absorb all types of Calcium? Can Mineral Water with 345mg/l of dissolved Ca, increase Ca levels without the use of Vit D? ANS: best is to move to the DASH eating plan. The best high Ca diet that has been tested and overall best way to eat. Get this paperback and read/follow. ISBN 9780743410076 Keep us posted. ...Read moreSee 1 more doctor answer
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