Vitamin D is the most popular supplement - many studies

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Nutrition in a pill: Europeans’ attitudes towards food supplements - Oct 2022

IIPSOS

Vitamin D overtakes vitamin C to become the UK's best-selling supplement, as Britons stock up on the 'sunshine drug' in a bid to cope with long and gloomy winters Jan 2019

Daily Mail

• “Retail analysts Mintel said 56 per cent of those who use supplements take a multivitamin.
  Of those who take a single supplement,
     33 % take vitamin D,
     27 % vitamin C,
     15 % vitamin B,
     12 %vitamin A and
     10 %vitamin E.
• Mintel found that vitamin D usage has ticked upwards for all age groups, but the biggest change was among those aged 35-54 with a rise from 22 per cent to 35 per cent.

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17+ VitaminDWiki pages have VITAMIN D AND POPULAR in the title

The list is automatically updated

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See also VitaminDWiki

• Increased use of D category listing has 95 items along with related searches
• Multiple Sclerosis non-drug treatment – Vitamin D is the most popular (Austria – 42% of MSers in the study) – March 2025
• 20X increase in vitamin D sold and 36 percent decrease in osteoporosis business in Australia – Nov 2013
• Recent increase in Vitamin D levels in Elite Irish Athletes – Aug 2016
• Vitamin D levels increasing 7 percent per year, bones denser in Japan (probably supplementation) - June 2015
• Vitamin D use increased 3.7 X, Omega-3 increased 9 X (US 1999-2012) – JAMA Oct 2016
• Vitamin D levels increasing 7 percent per year, bones denser in Japan (probably supplementation) - June 2015
• Vitamin D supplementation in Ireland - big increase in people with 20-50 nanograms in 20 years – June 2015
• Vitamin D in US children: those having more than 40 ng increased 60 percent (2001-2010) - Dec 2016
• 26 X increase in Vitamin D prescriptions for youths in England in 8 years – Dec 2019
• Nursing homes and Vitamin D - many studies

US Increase in VItamin D

• Vitamin D is the most popular supplement, and was in the first commercial supplement – cod liver oil – May 2018
• Vitamin D was the most supplemented vitamin or mineral in the US - 2017
• Vitamin D in US children: those having more than 40 ng increased 60 percent (2001-2010) - Dec 2016
• Vitamin D levels in US: percent having more than 40 ng doubled (2001-2010) - Dec 2016
• 4 times fewer with vitamin D deficiency in just 4 years ( Connecticut) – March 2016
• Popular supplements 1 Vitamin D, 2 fish oil, 3 CoQ10, 4 multivitamins 5 probiotics - Feb 2016