Vitamin D

Study: Vitamin D deficiency 'remains alarmingly high' in seniors

12-Jan-2024 By Olivia Haslam

The percentage of seniors admitted to the Department of Geriatrics with Vitamin D deficiency remains 'alarmingly high’, a new study concluded, with the authors calling for targeted interventions and enhanced education.

Vitamin D decreases effects of high fructose corn syrup on the brain in rats

15-Dec-2023 By Claudia Adrien

High fructose corn syrup may have detrimental effects on brain health and function, but data from a new animal study suggests vitamin D may decrease the number of HFCS-related degenerative neurons, and positively affect learning and memory performance.

Higher second trimester iron and vitamin D levels minimize depression symptoms later in pregnancy

13-Dec-2023 By Claudia Adrien

Getting enough iron and vitamin D during the second trimester of pregnancy was related to less maternal depression symptoms during the third trimester, according to a study published in the Journal of Nutrition.

Prenatal vitamin D may reduce child’s asthma risk: Harvard study

20-Nov-2023 By Stephen Daniells

High-dose vitamin D during pregnancy may significantly reduce asthma in the offspring at both age three and six, compared to a standard prenatal multivitamin with vitamin D, says a new study.

Study validates formula for personalised vitamin D supplementation in athletes

13-Nov-2023 By Nikki Hancocks

A new study concludes that personalised supplementation of vitamin D is more effective than a one-size-fits-all approach in restoring adequate levels in athletes and further confirms the formula that is effective in calculating personalised doses.

NPA’s Fabricant on NMN, 25-(OH)D, NDIs, and more

31-Oct-2023 By Stephen Daniells

While uncertainty continues around NMN, FDA should make it clear to commercial platforms that they haven’t made a final decision on the ingredient and that it should be still available to consumers, says Daniel Fabricant, President & CEO of the Natural...

Seasonality returns to the immune support category

19-Oct-2023 By Asia Sherman

Heightened awareness during the pandemic may have boosted year-round interest in supplementing healthy lifestyles holistically, but retail data shows that consumers have reverted to pre-pandemic habits of priming their immune systems during the cold and...

Belly fat may trap vitamin D reducing availability for metabolic processes

17-Oct-2023 By Claudia Adrien

Abdominal obesity, specifically visceral adipose tissue, may play a critical role in vitamin D homeostasis, according to a study published in Nutrients.

CRN’s Andrea Wong examines evolution of research, trends and access to nutrition

09-Oct-2023 By Danielle Masterson

The Council for Responsible Nutrition (CRN) held its annual conference in Dana Point, CA, from October 3-6.

Study: Maternal vitamin D influences pubertal timing in boys

19-Sep-2023 By Olivia Haslam

A new population-based follow-up study has suggested mothers’ intake of vitamin D supplements might impact the age at which male children reach puberty milestones.

Intermittent vitamin D supplementation has similar efficacy to daily dose, findings suggest

31-Aug-2023 By Olivia Brown

A new meta-analysis observes that there was no statistically significant mean difference (MD) between total of 25-hydroxyvitamin D [25(OH)D] concentrations in intervention groups taking daily or weekly vitamin D supplements.

Prevalent vitamin D insufficiency leads to increased supplement recommendation for Northeast Europe

10-Aug-2023 By Sarah Rhynes & Nikki Hancocks

Vitamin D insufficiency is prevalent in pregnant and postpartum Latvian women, with only 21% having optimal levels, leading researchers to suggest a higher year-round supplementation recommendation.

Vitamin D improves outcomes of hospitalised COVID-19 patients

02-Aug-2023 By Olivia Brown

A new study finds that supplementation with 25(OH) vitamin D in an Italian cohort of hospitalised COVID-19 patients that were deficient, resulted in a reduced length of hospital stay compared to those who were not supplemented.

Review: vitamin D may alleviate menstrual cramping

26-Jun-2023 By Olivia Brown

A new systematic review and meta-analysis of RCTs observes a significant reduction in women suffering with menstrual cramps following vitamin D supplementation.

Higher vitamin D dose in infants may reduce mental health risks in children

31-May-2023 By Asia Sherman

Supplementation with higher doses of vitamin D during a critical emotional developmental window may reduce mental health issues like depression and anxiety in children as they age, according to a recent study.

Study compares winter dosages of vitamin D3 in young healthy adults

18-Apr-2023 By Asia Sherman

Young healthy adults may safely supplement with 1,000 to 2,000 IU of Vitamin D3 to maintain adequate circulating levels of vitamin D when sunlight is in short supply, according to a recent study from Czech researchers.

Review: ‘No concern about excess CVD risks associated with calcium supplements’

14-Apr-2023 By Asia Sherman

A recent review published in the journal Current Developments in Nutrition dispels concerns that have swirled around calcium supplementation and the increased risk of cardiovascular disease (CVD).

CRN: 'One product should not be expected to provide 100% of each person’s precise nutritional needs'

13-Apr-2023

The Council for Responsible Nutrition (CRN) has responded to a recent study which found only one dietary supplement meeting the nutritional recommendations for pregnancy for six key nutrients.

Research calls for DHA supplementation in vegetarian breastfeeding mothers

13-Apr-2023 By Nikki Hancocks

A new study reveals lower DHA and vitamin B12 content in the milk of vegetarian and vegan mothers, leading researchers to call for raised awareness and supplementation, especially in the case of DHA where this is not common procedure.

Almost no US supplements provide key nutrients in doses needed for pregnancy: Study

11-Apr-2023

After analyzing over 20,000 dietary supplements, researchers found only one that met the nutritional recommendations for pregnancy for vitamin A, vitamin D, folic acid, calcium, iron, and omega-3 fatty acids when used to supplement the participants'...

Study: Vit K supplements needed to support bone health in IBD patients

03-Apr-2023 By Olivia Haslam

A new study confirming that the diet of inflammatory bowel disease (IBD) patients often lacks vitamin D and vitamin K, concludes: “While vitamin D supplementation is the rule, vitamin K shortages need proactive nutritional intervention.”

Vit D and dementia study: experts question cause and effect

08-Mar-2023 By Olivia Haslam

Experts have responded to a new study claiming vitamin D may be a potential agent for dementia prevention, saying cause and effect is still unknown.

Trial into vitamin D and BMI finds cholesterol correlation

27-Feb-2023 By Nikki Hancocks

Supplementation with vitamin D failed to significantly impact BMI but did lead to a statistically significant decrease in LDL-cholesterol in a recent pilot randomised controlled clinical trial.

Vitamin D deficiency increases risk of vein thrombosis, meta-analysis concludes

24-Feb-2023 By Olivia Haslam

A newly published meta-analysis of sixteen observational studies, including 47,648 individuals, concludes that Vitamin D deficiency may be linked to an increased risk of venous thromboembolism (VTE).

Low vitamin D levels associated with post- stroke depression, review suggests

23-Feb-2023 By Olivia Brown

A new systematic review and meta-analysis of the literature observes that significantly lower levels of circulating vitamin D were found in those suffering from post-stroke depression (PSD), when compared to those who were not.

A century of the sunshine vitamin part II: Towards new benefits and dosages

14-Feb-2023 By Asia Sherman

A hundred years after the discovery of vitamin D as a cure for rickets, science is exploring new niches for the sunshine vitamin and zeroing in on the dosages for maximum health.

A century of the sunshine vitamin part I: A look back

10-Feb-2023 By Asia Sherman

On the 100th anniversary of the discovery of vitamin D, Dr. Michael Holick – an endocrinologist who contributed to isolating its active form – revisited the evolution of the sunshine vitamin, tracing its origins to the early oceans.

Study shows synergistic effects of vitamin D3, omega-3s and exercise on pre-frailty prevention

24-Jan-2023 By Asia Sherman

Supplementation with vitamin D3 and omega-3 fatty acids may not reduce the risk of pre-frailty on their own but have a synergistic effect when combined with home exercise, according to a recent study published in The Journal of Frailty & Aging.

Limited scope for vitamin D to prevent type 2 diabetes: study

05-Jan-2023 By Nicola Gordon-Seymour

Vitamin D intake as a preventative measure against type 2 diabetes (T2D) may only benefit individuals with normal glucose tolerance, according to new research.

Researchers raise concern over folic acid awareness in high BMI pregnancy

15-Dec-2022 By Nikki Hancocks

Further work needs to be done to raise awareness of the need for women with obesity to supplement both with a higher dose of folic acid and vitamin D, and to be aware of the role of iodine, researchers say.

Study: Vitamin D during pregnancy mitigates risk of bacterial vaginosis

02-Dec-2022 By Nicola Gordon-Seymour

Pregnant women should consume an average 600 IUs of vitamin D daily to maintain adequate serum levels and reduce the risk of bacterial vaginosis (BV), according to newly published data.

Study: Vitamin D linked to reduced mortality in osteoarthritis patients

03-Nov-2022 By Nikki Hancocks

Patients sufficient in vitamin D have a lower risk of all-cause and CVD mortality, suggesting an important therapeutic strategy, according to a study involving data from osteoarthritis 4570 patients.

CRN supplement survey ‘paints the landscape of a vibrant, mainstream industry’

13-Oct-2022 By Stephen Daniells

After a couple of record-breaking years, dietary supplement usage is returning to pre-pandemic levels. Data from CRN’s 2022 Consumer Survey on Dietary Supplements shows that 75% of Americans are using dietary supplements, down from 80% in 2021.

Study elucidates complex link between vitamin D and testosterone in obese men

20-Sep-2022 By Hank Schultz

Low vitamin D levels were strongly associated with low testosterone in only in the most morbidly obese younger men, a new study has found.

BMJ studies that discount vitamin D in COVID fight draw ire

12-Sep-2022 By Danielle Masterson

Researchers and stakeholders are reacting to new research that contradicts two previous meta-analyses of randomized clinical trials that found vitamin D to have a protective shield against respiratory illnesses.

‘A wake-up call to American healthcare policy makers’: Report highlights billions in potential savings from supplements

31-Aug-2022 By Stephen Daniells

Dietary supplement regimens may reduce the direct and indirect medical costs associated with specific disease-associated medical conditions, but only $59 billion are currently being captured, potentially leaving $502 billion in additional savings that...

Vitamin D & Me moved the needle on connecting consumers with nutrition research

17-Aug-2022 By Hank Schultz

Connecting consumers with science was the basic idea behind the Vitamin D & Me project, which won this year’s Industry Initiative of the Year in NutraIngredient-USA’s annual awards.

$A recent study concluded that vitamin D played no role in reducing fracture risk in older adults. ©Getty Images - Fertnig$

CRN disputes wide ranging conclusions drawn from Vitamin D bone health analysis

29-Jul-2022 By Hank Schultz

The Council for Responsible Nutrition says Vitamin D remains an important bone health nutrient despite a recent null study that spurred an article in The New York Times.

Gene-edited tomatoes could be a new source of vitamin D: Study

24-May-2022 By Will Chu

Tomato genome editing may provide a route to vitamin D sufficiency, says a study, which also states the waste material produced could provide the basis of increased supplement production.

Vitamin D supplementation may help prevent seasonal flu infection in children – Taiwanese RCT

24-Mar-2022 By Nurul Ain Razali

Vitamin D supplementation may have a small, preventative effect against influenza infection in children, according to an RCT conducted by a team of Taiwanese researchers.

NutraCast: Refyned is bringing back oral film and taking the format to supplements

11-Mar-2022 By Danielle Masterson

For many, vitamins are tough pills to swallow–quite literally. Dysphagia affects about 13% of the population, with that number increasing with age. But it’s not always the swallow factor, for some it’s simply about convenience.

Blackmores CEO: Strong growth in Indonesia from vitamin D3, zinc success

28-Feb-2022 By Tingmin Koe

Blackmores has seen strong growth in Indonesia by prioritising its vitamin D3 and zinc supplement business in the country, according to the Australian brand’s CEO.