Vitamin A Deficiency News and Research

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Most UK high street self-tests fall short on accuracy and safety warnings

Many self-tests available on the UK high street are unfit-for-purpose and need much greater regulation to ensure they are safe and reliable, conclude two studies published by The BMJ today.

24 Jul 2025

Blocking a single gene disrupts vitamin D metabolism and cancer pathways in new cell study

Researchers identified SDR42E1 as a key regulator of vitamin D absorption and sterol metabolism in colorectal cancer cells. Disruption of this enzyme altered cancer-related pathways and cell viability, highlighting its potential as a therapeutic target.

21 Jul 2025

Study identifies SDR42E1's role in vitamin D pathway

Vitamin D is not only an essential nutrient, but also the precursor of the hormone calcitriol, indispensable for health: it regulates the uptake of phosphate and calcium necessary for bones by the intestines, as well as cell growth and the proper function of muscles, nerve cells, and the immune system.

18 Jul 2025

Research explores the link between lower micronutrient levels and chronic pain

Lower levels of certain vitamins and minerals were found to be associated with chronic pain in a recently completed study led by researchers at the University of Arizona Health Sciences and published in Pain Practice.

15 Jul 2025

Adults over 80 benefit from osteoporosis medications

People who are older than 80 should be considered for osteoporosis treatment after a fracture to avoid further risk, according to a study being presented Saturday at ENDO 2025, the Endocrine Society's annual meeting in San Francisco, Calif.

12 Jul 2025

Genes may determine how early life exposures shape the gut microbiome

Early nutritional and antibiotic exposures affect adult gut microbiota, with genetic background and parent-of-origin significantly influencing outcomes.

19 Jun 2025

Uncovering unexpected impacts of popular GLP-1 diabetes drugs

GLP-1 drugs show promise in diabetes management, offering heart and kidney benefits, but also highlight the need for vigilance regarding new health risks.

17 Jun 2025

Low-dose vitamin D supplements can increase effectiveness of chemotherapy in breast cancer patients

A study conducted at the Botucatu School of Medicine at São Paulo State University (FMB-UNESP) in Brazil has shown that low-dose vitamin D supplementation can increase the effectiveness of chemotherapy treatment in women with breast cancer.

13 Jun 2025

Is a vegan diet the right choice for your child?

A new scoping review analyzes current evidence on vegan diets in children, examining health outcomes, growth, and nutritional adequacy. The findings show that well-planned vegan diets can support normal growth, but highlight crucial gaps and the need for ongoing clinical and research guidance.

26 May 2025

Early vitamin D deficiency increases risk of ADHD, schizophrenia and autism

Newborn babies with a vitamin D deficiency have a higher chance of later developing mental disorders such as ADHD, schizophrenia and autism, a major study involving The University of Queensland has found.

14 May 2025

Low phosphate levels may help explain male infertility, study finds

Men with fertility problems were significantly more likely to have low blood phosphate levels, a mineral essential for energy and reproductive function. Researchers found lower phosphate was linked to poorer sperm motility, suggesting a possible pathway for new fertility treatments.

10 May 2025

Vitamin D curbs colorectal cancer by boosting immunity and blocking tumor growth

Review highlights how vitamin D, particularly its active form calcitriol, modulates immune responses, inflammation, and tumor progression to help prevent colorectal cancer (CRC). Evidence suggests adequate vitamin D levels and supplementation reduce CRC risk and improve outcomes.

21 Apr 2025

Low vitamin D levels damage erectile health via superoxide surge, study finds

Vitamin D deficiency directly causes erectile dysfunction by increasing superoxide and reducing protective SLPI levels, as shown in human tissue and animal models. This breakthrough reveals why low vitamin D may lead to poor sexual health and resistance to standard ED treatments.

15 Apr 2025

What happens if you significantly increase dietary folic acid intake?

Increased dietary folic acid intake may lead to adverse health effects, including inflammation and neurotoxicity, highlighting the need for optimal levels.

9 Apr 2025

Vitamin C from fresh foods helps lower heart disease risk in type 2 diabetes

Low vitamin C levels are linked to higher cardiovascular disease prevalence in people with type 2 diabetes. Fresh fruit and vegetable intake is associated with higher vitamin C levels and may offer protective cardiovascular effects.

7 Apr 2025

Vitamin D monitoring during pregnancy and postpartum

Researchers determine the impact of vitamin D levels during pregnancy and their role in maternal and infant health outcomes.

1 Apr 2025

UTA expert discusses the latest developments of measles outbreak in Texas

Measles is a highly contagious disease that was declared eliminated from the U.S. by the World Health Organization 25 years ago due to the success of vaccination efforts.

28 Mar 2025

Mediterranean diet shows promise in easing psoriasis, acne, and hidradenitis suppurativa

A recent review highlights how the Mediterranean diet can reduce inflammation and improve outcomes for chronic skin conditions like psoriasis, acne, and hidradenitis suppurativa by modulating key inflammatory pathways and supporting metabolic health.

19 Mar 2025

Study shows how autism-linked picky eating causes serious vitamin deficiencies

Children with autism spectrum disorder (ASD) face a high risk of multiple micronutrient deficiencies, especially vitamins A, D, B12, and calcium, due to extreme food selectivity. These deficiencies can lead to severe health issues like rickets, vision loss, and immune dysfunction, even in children with normal body weight.

13 Mar 2025

Why do some people need supplements and others don’t? New review explains

New research in The New England Journal of Medicine reviews current knowledge on micronutrient requirements, deficiencies, and interventions. It highlights the need for targeted supplementation and calls for advanced research to better diagnose and treat hidden deficiencies.

9 Mar 2025