[HN Gopher] Notice of Intent to Amend the Prescription Drug List...
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       Notice of Intent to Amend the Prescription Drug List: Vitamin D
       (2020)
        
       Author : walterbell
       Score  : 34 points
       Date   : 2023-06-21 20:38 UTC (2 hours ago)
        
 (HTM) web link (www.canada.ca)
 (TXT) w3m dump (www.canada.ca)
        
       | pazimzadeh wrote:
       | Reminder that taking Vitamin D in excess without having enough
       | Vitamin K could lead to vascular calcification, whereas
       | sufficient levels of Vitamin K promotes proper absorption of
       | calcium into bones.
       | 
       | Vitamin K supplementation for the primary prevention of
       | osteoporotic fractures: is it cost-effective and is future
       | research warranted? https://pubmed.ncbi.nlm.nih.gov/22398856/
       | 
       | Matrix Gla protein is an independent predictor of both intimal
       | and medial vascular calcification in chronic kidney disease
       | https://www.nature.com/articles/s41598-020-63013-8
       | 
       | Matrix Gla protein
       | https://en.wikipedia.org/wiki/Matrix_Gla_protein
        
         | flenserboy wrote:
         | Don't forget magnesium.
        
         | cies wrote:
         | I like to refer to Greger (a meta-study researcher in nutrition
         | field):
         | 
         | https://nutritionfacts.org/video/the-purported-benefits-of-v...
         | 
         | His conclusion on VitK: eat your greens.
        
         | sBqQu3U0wH wrote:
         | Recent studies suggest that taking vitamin K supplements does
         | not help to prevent calcium build up in heart valve.
         | 
         | https://www.heart.org/en/news/2022/04/25/despite-hopes-vitam...
        
           | snapplebobapple wrote:
           | I don't believe they controlled for vitamin D status. The
           | line has always been you need k and d in sufficient levels to
           | get calcium to the right place so I'm not surprised that one
           | or the other causes problems (although I do really want to
           | see someone redo this with people with clinically validated
           | moderate vitamin d levels).
        
         | mtalantikite wrote:
         | What's considered excess for Vitamin D?
        
       | cies wrote:
       | Strange how doctors I follow tell me that in winter months I'd
       | need 2000IU per day of VitD it needed for my latitude/ sun
       | exposure/ skin color. While the recommended daily intake is about
       | 10x lower, so low that it may even be too low to measure the
       | benefits. Are those FDA-like institutes so slow?
        
         | chrismeller wrote:
         | Umm... yes, yes they are.
        
           | cies wrote:
           | I know, where I live milk is still promoted by such
           | institutes. We know for 40+ years it's bad for health beyond
           | the weaning stage or near starvation.
        
             | serallak wrote:
             | Can you elaborate on that?
        
               | fmajid wrote:
               | It's utter nonsense, unless you are lactose intolerant.
               | The mutation that allowed adults to digest milk had such
               | a high fitness value it spread from Scandinavia through
               | the human population like wildfire by evolutionary
               | standards.
               | 
               | https://en.wikipedia.org/wiki/Lactase_persistence
        
               | bluGill wrote:
               | About 1/3 of adult humans can digest milk. For the
               | majority it is harmful. However the other third have
               | evolved to digest milk as adults and it isn't harmful in
               | the same way.
               | 
               | It is an intersting coincidence that ability to digest
               | milk as an adult and fluency in English are correlated.
        
               | chiefalchemist wrote:
               | Consider this...Milk is intended to feed baby cows.
               | Humans are not cows. Some cows milk for humans is likely
               | not harmful. But beyond that you're ingesting a cocktail
               | of nutrients and hormones intend for a baby cow.
               | 
               | Put another way, just because Big Milk has normalized
               | doesn't mean it's a good dietary decision.
               | 
               | Proceed at your own risk.
        
             | chrisco255 wrote:
             | Milk is one of the healthiest foods you can eat. It is a
             | complete food, meaning it has all essential nutrients for
             | human nutrition, including protein, fat, carbs, essential
             | vitamins and minerals. If you had to pick a single food to
             | live off for the rest of your life, milk would definitely
             | be in the top 3.
        
               | jstarfish wrote:
               | What are the other 2?
        
             | ASalazarMX wrote:
             | If milk was that bad, humans wouldn't have developed adult
             | lactose tolerance 10K years ago. Being able to drink/eat
             | milk and dairy products was clearly an advantageous
             | adaptation because it became very widespread mutation.
             | 
             | https://www.smithsonianmag.com/arts-culture/lactose-
             | toleranc...
        
       | AdamH12113 wrote:
       | If I read this right, they're increasing the maximum non-
       | prescription dose of vitamin D from 1000 IU/day to 2500 IU/day.
       | This seems to be the official dose on the label; nothing prevents
       | you from taking extra pills. There's some discussion of
       | methodology; the new limit seems to be a maximum known-safe
       | dosage for someone in the 95th percentile of vitamin D intake.
       | There's a fairly large safety margin built into these numbers for
       | risk tolerance.
        
         | treeman79 wrote:
         | I had horrific migraines. Would walk into a store, and the
         | lights would leave me completely dysfunctional within 10
         | minutes. Tons of triggers. Spent 18-20 hours a day in bed
         | unable to function.
         | 
         | After about a year of 3000u daily vitamin D, my migraines were
         | mostly gone. Lights and most other triggers didn't bother me at
         | all.
         | 
         | I did get tested at beginning and levels were quite low.
        
           | lesquivemeau wrote:
           | What is your point ? I don't doubt your story but how is it
           | relevant ? There is no established causation here
        
             | cubefox wrote:
             | https://xkcd.com/552/
        
             | vladd wrote:
             | Why think in binary? His anecdote can be inspirational for
             | others and testing his correlation is cheap to try out for
             | others in similar predicaments.
        
         | chrismeller wrote:
         | > The UL itself was set by adjusting for uncertainty from a "no
         | observed adverse effect level" intake value of 10,000 IU (250
         | ug)/day.
         | 
         | That's a very large safety margin.
        
       | SeanLuke wrote:
       | This seems to be a lot of text to avoid saying "we made a huge
       | statistical error".
        
         | cies wrote:
         | And we know this already for 10+ years.
        
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       (page generated 2023-06-21 23:01 UTC)