Vitamin D

UV light flashes can super charge vitamin D in mushrooms, say researchers

09-Aug-2013 By Nathan Gray

Short flashes of ultraviolet light can boost the levels of vitamin D in mushrooms in just seconds, say researchers.

Low vitamin D again linked to mobility issues for older people

23-Jul-2013 By Stephen DANIELLS

Vitamin D deficiency may increase a senior citizen’s risk of physical limitations like walking up and down stairs, and being able to dress and undress, says a new study from The Netherlands.

Low vitamin D levels may speed up bone aging

11-Jul-2013 By Stephen DANIELLS

Vitamin D deficiency may not only reduce bone density, but also detrimentally affect bone quality, and speed up the aging of human bone, says a new study.

Probiotic may boost vitamin D levels: First human data

13-Jun-2013 By Stephen DANIELLS

Daily supplements of probiotic strain Lactobacillus reuteri NCIMB 30242 may boost circulating vitamin D levels in the blood by 25%, say results of a post-hoc analysis of a published randomized controlled trial.

Are vitamin D levels linked to body weight?

07-Jun-2013 By Stephen DANIELLS

Non-obese people with low vitamin D levels may be at a higher risk of becoming obese in the years that follow, suggests new data from Spain.

Calcium supplements linked to lower death risk for women: Study

03-Jun-2013 By Stephen DANIELLS

Daily supplements of calcium up to 1000 mg may be associated with reduced mortality for women, says a new study from Canada.

Low vitamin D levels associated with higher respiratory illness risk among elderly

03-Jun-2013 By Hank Schultz

A new study has found that lower vitamin D levels is associated with a greater risk of respiratory illness among older patients.

Researchers question the 'optimal' vitamin D dose for infants

13-May-2013 By Nathan Gray

Dosage recommendations for vitamin D supplementation in infancy do not help to raise levels to those considered 'optimal' by many experts - but do still being levels up to the standards set by the IOM, say researchers.

Probiotics, omega-3, and vitamin D dominate science headlines in 2013

07-May-2013

The release of the much-anticipated AREDS2 data has put us in reflective mood. In a break from the daily news, today we’re looking at the science articles on NutraIngredients-USA that proved most popular with you.

More vitamin D may mean faster recovery from muscle injury

29-Apr-2013 By Stephen DANIELLS

Increased blood levels of vitamin D may increase the rate of muscle recovery after intensive exercise, says a new study from Utah-based scientists.

Mushrooms provide as much vitamin D as supplements, researchers find

23-Apr-2013 By Nathan Gray

Eating mushrooms containing vitamin D2 can be as effective at increasing and maintaining vitamin D levels as taking supplemental vitamin D2 or D3, according to new findings.

Genetic variation may affect vitamin D3 but not D2 supplements: Study

08-Apr-2013 By Nathan Gray

Differences in the genetic makeup of vitamin D receptor proteins have a big impact on the effectiveness of supplementation with vitamin D3 but not vitamin D2, say researchers.

Vitamin D supplements may yield immune benefits in healthy people: Study

26-Mar-2013 By Nathan Gray

Improving levels of vitamin D in the blood via supplementation could help to fight of disease by affecting gene expression and boosting the immune system, say researchers.

Maternal vitamin D has no effect on children's bone health

19-Mar-2013 By Nathan Gray

Supplementation with vitamin D during pregnancy has no significant association with children's later bone heath, according o the largest ever study on maternal vitamin D supplementation.

Vitamin D pills linked to better heart health for diabetics

06-Mar-2013 By Stephen DANIELLS

Supplements of vitamin D may improve cardiovascular health for diabetics, says a new study with implications for recommended doses in diabetics.

$NPA, CRN: USPSTF’s vitamin D, calcium advice could be harmful to women at risk of fractures$

NPA, CRN: USPSTF’s vitamin D, calcium advice could be harmful to women at risk of fractures

26-Feb-2013 By Stephen DANIELLS

Controversial new recommendations from the U.S. Preventive Services Task Force (USPSTF) for vitamin D and calcium could create confusion among consumers and ‘compromise their bone health’, say the Council for Responsible Nutrition (CRN) and the Natural...

$Calcium plus vitamin D may slash hip fracture rates: WHI data$

Calcium plus vitamin D may slash hip fracture rates: WHI data

06-Feb-2013 By Stephen DANIELLS

Supplements of calcium and vitamin D may reduce the rate of hip fracture by almost 40%, says a new analysis of data from the Women's Health Initiative (WHI).

Vitamin D deficiency linked to diabetes risk

06-Feb-2013 By Nathan Gray

An increased intake of vitamin D during adolescence could help to reduce the risk of adult-onset type 1 diabetes levels may increase risk of Type 1 diabetes by half, say researchers.

JAMA: Excessive supplemental calcium may raise heart disease risk for men, not women

04-Feb-2013 By Stephen DANIELLS

High intakes of calcium from supplements may increase the risk of cardiovascular disease for men, but not women, says a new study published in JAMA Internal Medicine.

Are vitamin D levels linked to mental health?

23-Jan-2013 By Stephen Daniells

Low levels of vitamin D may be associated with an increased risk of depression in mid-life, says a new study from University College London in the UK.

Supplements and milk are most important for children’s vitamin D levels, say researchers

15-Jan-2013 By Nathan Gray

Consumption of cow’s milk and vitamin D supplements are the two most important factors determining a child’s vitamin D status, according to a new study.

Vitamin D supplements may not offer osteoarthritis benefits: Study

09-Jan-2013 By Nathan Gray

Supplementation with vitamin D does not reduce key symptoms of osteoarthritis including cartilage loss and joint pain, according to the findings of a two year clinical trial.

Vitamin D in the US: ‘Those with greatest need of dietary sources of vitamin D have the lowest intakes’

18-Dec-2012 By Stephen DANIELLS

Alternative foods may offer fortification potential for vitamin D to help boost intakes of the sunshine vitamin among sections of the population that need it most, says a new review from the Food and Drug Administration (FDA) and the University of Saskatchewan.

Two cups of milk per day maintains vit D and iron levels - child study

18-Dec-2012 By Mark Asltey

Two cups (500ml) of milk per day is enough to maintain adequate vitamin D and iron levels in children aged between two and five, a Canadian study has claimed.

Lichen-based vegan vitamin D3 gains momentum as Nordic Naturals introduces new product

07-Dec-2012 By Elaine WATSON

Nordic Naturals has launched a new plant-based Vitamin D3 liquid supplement derived from an edible lichen-developed by UK-based supplier ESB Developments Ltd.

Vitamins: A centenary of essential nutrients

Looking forward: The emerging evidence for vitamins and health

28-Nov-2012 By Nathan Gray

In the last 100 years vitamins have been found to play vital roles in our health and wellbeing, but the full benefits of many vitamins is yet to be elucidated.In this special edition article NutraIngredients looks at some of the areas of vitamin research...

Vitamins: A Centenary of essential nutrients

Low vitamin D status linked to higher risk of diabetes

27-Nov-2012 By Nathan Gray

Deficiency in vitamin D may be associated with an increased risk of developing type 1 diabetes, according to new research.

Study backs acidity regulator for bone health benefits

23-Nov-2012 By Nathan Gray

Potassium citrate, commonly used to regulate the acidity of food and drink products, could also help to boost bone health according to new research findings.

Study calls for maternal vitamin D supplementation

21-Nov-2012

New data that ‘strongly implicates’ maternal levels of vitamin D with the risk of multiple sclerosis (MS) in children means there is now a strong case for supplementation of pregnant women in countries where sunlight levels are low between October and...

Special edition: Immune support

Vitamin D’s immune benefits: Cold, flu and beyond

18-Oct-2012 By Stephen Daniells

A recent study that dismissed the potential of the sunshine vitamin to reduce the incidence of the common cold should not dissuade consumers from seeking out the immune health benefits of the vitamin.

Vitamin D pills show no common cold benefits for people with sufficient vitamin levels

03-Oct-2012 By Stephen Daniells

Mega-doses of vitamin D once per month did not reduce the number of upper respiratory tract infections (URTIs), compared to placebo, but would differences have been observed in people with lower levels?

Vitamin D deficiency increases risk in MS and the elderly: Study

03-Oct-2012 By Nathan Gray

Low levels of vitamin D could be responsible for more severe multiple sclerosis symptoms and an increased risk of death in the elderly, according to the findings of two new studies.

Study links vitamin D to heart disease and early death

25-Sep-2012 By Nathan Gray

Low levels of vitamin D may be associated with a ‘markedly higher’ risk of heart attack and early death, according to new research.

Study to look at how vitamin D can improve angioplasty outcomes

04-Sep-2012 By Hank Schultz

A recently announced study on vitamin D to be conducted at the Creighton University School of Medicine will look at the substance’s possible role in preventing atherosclerotic arteries from re-closing after stents have been put in place. But, according...

Vitamin D pills may boost muscle power for overweight people

04-Sep-2012 By Stephen Daniells

Supplementing a resistance training regime with daily doses of vitamin D may improve muscle power and help shed inches from the waistline of overweight and obese people, says a new study.

Vitamin D plus exercise may boost bone health for astronauts in microgravity

27-Aug-2012 By Stephen Daniells

A combination of vitamin D, resistance exercise and adequate energy intake may help astronauts maintain their bone health for up to six months in low gravity conditions, says a new study from NASA.

Vitamin D may decrease lung infection risk in children: Study

21-Aug-2012 By Nathan Gray

Supplementation with vitamin D has been shown to slash the risk of winter time respiratory infection by half, according to a new randomised trial.

Sales of new veggie vitamin D3 are ‘brisk', claims Global Health Trax

30-Jul-2012 By Elaine Watson

Supplement manufacturer Global Health Trax (GHT) claims sales of its new plant based Vitamin D3 supplements — claimed to be the only 100% plant-based D3 products on the North American market - have been ‘brisk’.

Vitamin D3 beats D2 for maintaining winter levels: Study

24-Jul-2012 By Stephen Daniells

Vitamin D3 is more effective at maintaining blood levels of the sunshine vitamin during winter months than the D2 form, says a new study.

Low vitamin D levels may worsen lung function in smokers: Study

20-Jul-2012 By Stephen Daniells

Ensuring sufficient blood levels of vitamin D may reduce the risk of reduced lung function in smokers, suggests a new study from Harvard and Brigham and Women’s Hospital.

Big doses needed for elimination of low vitamin D levels for African Americans: Study

19-Jul-2012 By Stephen DANIELLS

Over 90% of African Americans may have vitamin D deficiency, and daily doses of 4,000IU may be needed to eliminate deficiency, says a new study from the Medical University of South Carolina.

CRN: USPSTF calcium/vitamin D report does consumers a disservice

18-Jul-2012 By Stephen Daniells

Proposed advice from US Preventive Services Task Force (USPSTF) on calcium and vitamin D conflicts with established recommendation from the Institute of Medicine (IoM) and the dietary guidelines and does consumers a disservice, says the Council for Responsible...

$High-dose vitamin D backed for fractures: Meta-analysis$

High-dose vitamin D backed for fractures: Meta-analysis

09-Jul-2012 By Nathan Gray

The use of high-dose vitamin D supplements for the reduction of fractures in the elderly has been backed by a new analysis of clinical trials.

Vitamin D tests ‘often’ inaccurate, say researchers

26-Jun-2012 By Nathan Gray

Inaccuracies in vitamin D blood tests may be confounding efforts to establish optimal recommended levels for health, warn researchers.

NPA: Taskforce advice on Vit D and Calcium is out of step with current research

21-Jun-2012 By Elaine Watson

The Natural Products Association (NPA) has weighed into the debate over the role of calcium and vitamin D in reducing the risk of osteoporotic fractures following the publication of a report questioning the value of supplementation.

Vitamin D and calcium may increase life expectancy in elderly

19-Jun-2012 By Nathan Gray

Supplementation of vitamin D with calcium could help to increase life expectancy in elderly people, whilst vitamin D alone may not, say researchers.

$According to the USPSTF, further research is needed to determine whether daily supplementation with low doses of vit D and calcium can reduce fracture incidence in postmenopausal women or older men$

CRN: USPSTF report does not change expert view re. calcium benefits

13-Jun-2012 By Elaine Watson

UPDATED - A new report suggesting there is not enough evidence to conclude that supplementation with calcium and vitamin D can help prevent cancer and osteoporotic fractures in adults "does a great disservice to Americans, especially postmenopausal...