Could a special vitamin D3 boost ease core autism symptoms in children?

Business Standard

2 days ago

A novel nanoemulsion form of vitamin D3 has shown notable improvements in core autism symptoms such as language development, social IQ, and adaptive behaviour in children aged 3 to 6 years diagnosed with autism spectrum disorder (ASD).
While standard vitamin D3 supplements increased blood levels without affecting behaviour, the nanoemulsion version — a next-generation supplement — delivered measurable clinical benefits over six months. The findings are detailed in a peer-reviewed study titled 'Improved core manifestations of autism following supplementation with vitamin D3-loaded nanoemulsion', published in Nutrients.
What is autism pectrum disorder (ASD)?
Autism spectrum disorder is a complex neurodevelopmental condition affecting how individuals communicate, interact, and behave. It usually manifests in early childhood and can range from mild to severe.
According to the World Health Organization, about 1 in 100 children globally has autism. A 2024 paper in Indian Pediatrics estimated that approximately 1 in 68 Indian children are affected.
Why is vitamin D3 important for children with autism?
Vitamin D3 (cholecalciferol) is a fat-soluble vitamin produced naturally when skin is exposed to sunlight. It is essential for calcium regulation and bone health, but it also plays a role in brain development and immune system function.
The study highlighted that many children with autism have lower-than-normal vitamin D3 levels. Previous research on supplementation yielded inconsistent behavioural results — until now.
What makes the nanoemulsion form different?
The clinical trial involved 80 children diagnosed with ASD, split into two groups. One received standard vitamin D3; the other, a nanoemulsion formulation — an ultra-fine oil-and-water mix designed for superior absorption.
After six months, only the nanoemulsion group showed:
Significantly higher vitamin D3 levels
Reduced autism severity
Improvements in social and adaptive behaviours
Enhanced receptive and expressive language skills
Researchers noted that nanoemulsions improve bioavailability, allowing nutrients to be absorbed more efficiently into the bloodstream than conventional supplements.
Could this be a breakthrough in autism care?
According to the authors, nanoemulsion technology may become a promising, non-invasive intervention for managing neurodevelopmental disorders like autism. However, they caution that larger studies with longer follow-ups are necessary to confirm these benefits.
Should parents consider D3 nanoemulsions for autistic children?
Dr Astik Joshi, Child, Adolescent & Forensic Psychiatrist at Veda Clinic, Delhi, and Fortis Shalimar Bagh, said the findings are encouraging, but families must proceed with guidance.
'Vitamin D is vital for brain development and function — including neuroprotection, neurotransmission, and cognition,' he said. 'But before changing any supplement routine, parents should consult a developmental specialist and test vitamin D levels. Personalised care is crucial.'
How should vitamin D3 be integrated into autism care?
While promising, vitamin D3 is not a standalone cure. Experts stress that it should be integrated into a comprehensive, individualised care plan that may include:
Behavioural therapy
Speech and occupational therapy
Special education support
Nutritional and family counselling