Reviewed by Jessie, BSc Biomedical Science (IMU Malaysia) · Formulation Lead, Purest Kids
What DHA is, and why it matters for children
DHA (docosahexaenoic acid) is the specific omega-3 fatty acid that does most of the heavy lifting in child development. It makes up a significant portion of the brain and the retina, and it is most critical during periods of rapid neurological growth, which covers essentially the entire span of childhood.
Research consistently links adequate DHA intake to better cognitive function, attention, and visual development in children. For a developing brain, DHA is structural. It is literally part of how brain cells are built.
EPA (eicosapentaenoic acid), the other omega-3 you will see on supplement labels, is valuable too, particularly for its anti-inflammatory effects. But for children specifically, DHA is the one that matters most.
What does the research actually recommend?
Several health bodies, including the European Food Safety Authority and researchers publishing in peer-reviewed nutrition journals, recommend between 200mg and 500mg of DHA daily for children to support normal brain and visual development.
250mg is often cited as a minimum. 500mg represents the higher end of what is considered evidence-based for most children.
What most children's supplements actually deliver
The majority of children's omega-3 products, particularly gummy formats, deliver between 30mg and 80mg of DHA per serve. Some deliver less. A handful of products do not even list the DHA content separately, burying it inside a vague "omega-3 blend" figure that includes ALA, which the body converts to DHA very inefficiently.
Why so little? Because gummies are built around the gummy first. The sugar, gelatin, and binding agents that hold the shape leave limited room for active ingredients. To hit a meaningful DHA dose in gummy form, you would need to take four to six gummies a day, at which point the sugar content becomes its own problem.
What Purest Kids delivers
Each serve of Omega-3 Mango Burstlets provides 450mg DHA and 150mg EPA, sourced from algae oil. That puts it squarely within the evidence-based range, and more than 10x what most gummy alternatives provide per serve.
The algae source matters too. Fish do not produce omega-3. They accumulate it by eating algae. Going directly to algae means no fishy smell, no fishy taste, and a supply chain that does not depend on fish at all. It is also why the product is suitable for vegetarian families (not vegan — the softgel shell contains beeswax).
A practical note on absorption
Omega-3s are fat-soluble, which means they absorb better when taken with food. A meal with some fat, even just a small amount, improves uptake meaningfully. Taking the burstlet at breakfast with milk, eggs, or avocado on toast is ideal.
The triglyceride (TG) form of algae oil used in Omega-3 Mango Burstlets is also better absorbed than the ethyl ester (EE) form found in many cheaper supplements. That is a detail that often does not make it onto the front of the pack.
The bottom line
If your child's omega-3 supplement delivers less than 200mg DHA per serve, it is unlikely to be doing much. Check the label specifically for the DHA figure, not the total omega-3 number.
A meaningful dose, from a clean source, taken consistently with food. That is the whole picture.
See Omega-3 Mango Burstlets — 450mg DHA, algae-sourced, mango flavoured →
References
- National Institutes of Health. "Omega-3 Fatty Acids — Health Professional Fact Sheet." Office of Dietary Supplements. NIH
- European Food Safety Authority. "Scientific Opinion on Dietary Reference Values for fats." EFSA Journal, 2010. EFSA
- World Health Organization. "Fats and fatty acids in human nutrition: Report of an expert consultation." FAO Food and Nutrition Paper 91. WHO
- Koletzko B, et al. "The roles of long-chain polyunsaturated fatty acids in pregnancy, lactation and infancy." Journal of Perinatal Medicine, 2008. PubMed