Episode 268: The Two Nutrient Deficiencies Most GPs Aren't Checking That Could Be Behind Your Child's Constant Colds

Key takeaways

Iron and zinc are critical nutrients for a child's immune health, yet they are often overlooked in standard medical testing.
Even non-anemic children can have significant deficiencies impacting their ability to fight infections and recover.
Diets low in red meat, gut health issues, and high dairy intake can impair iron and zinc absorption, increasing deficiency risks.
Ferritin, a marker of iron stores, should ideally be above 50 to ensure optimal immune function, not just above 20 as commonly tested.
Zinc testing is complex and should be interpreted by knowledgeable practitioners; avoid self-diagnosis or unsupervised supplementation.
Proactive testing and working with informed healthcare providers can help address hidden nutrient deficiencies, potentially reducing frequent winter illnesses.

Summary

The Overlooked Nutrients Affecting Children's Immunity

This section discusses the importance of iron and zinc in supporting children’s immune systems, especially in the context of frequent winter illnesses. It explains that standard GP tests often miss subclinical deficiencies of these nutrients, which can still impair immune responses. The host emphasizes that even if a child is not anemic, they might still have low iron levels affecting their capacity to fight infections and recover quickly. Zinc’s vital role in immune function, gut health, and healing is also highlighted, along with signs of deficiency such as frequent colds, slow healing, and white spots on nails. The discussion stresses the need for targeted testing like ferritin for iron stores and various zinc tests, as well as working with knowledgeable practitioners to interpret results and avoid unnecessary supplementation.

Understanding Why Kids Get Sick: Diet, Gut, and Absorption Factors

This segment delves into the various factors influencing iron and zinc deficiencies, including diet choices like low red meat intake, gut health issues, and dairy consumption that can impair absorption of these nutrients. The host explains that young children have higher iron needs than adults and that their stores can deplete around six months of age if not supplemented appropriately. Gut health problems and excess dairy consumption can further hinder absorption, making it necessary to evaluate dietary habits and gut health. The episode also discusses how maternal iron status affects infant and toddler iron stores, emphasizing the importance of supporting mothers during pregnancy and breastfeeding.

Testing and Supplementation Strategies for Iron and Zinc

This part focuses on practical advice for testing and supplementing iron and zinc. It advocates for comprehensive iron testing beyond hemoglobin, including ferritin levels, ideally above 50, and warns that standard ferritin levels above 20 are often considered acceptable but are suboptimal. For zinc, different testing methods (serum, plasma, red blood cell) are explained, noting the importance of timing and health status in interpretation. The host cautions against self-diagnosing or supplementing without professional guidance due to the complexities involved and potential for imbalance or adverse effects. Instead, she recommends working with healthcare professionals to identify deficiencies and develop appropriate treatment plans.

Show notes

Could Iron and Zinc Deficiency Be Behind Your Child's Constant Colds?

This week on the Natural Super Kids Podcast, we're exploring two of the most overlooked nutrient deficiencies that could be affecting your child's immune system, especially if they seem to catch every cold that goes around or take longer than expected to recover.

If your child keeps getting sick and you're repeatedly told it's "just another virus" or they're prescribed another round of antibiotics, this episode will help you understand one of the underlying reasons this cycle may be continuing.

We explain why iron and zinc are essential for a healthy immune system and why standard blood tests don't always give the full picture.

In this episode, we explore:

Why iron deficiency can affect immunity, even when your child isn't anaemic
Why ferritin is one of the most important markers to assess iron stores and why haemoglobin alone isn't enough
How zinc supports immune function, gut health and recovery and the common signs your child may be running low
Why standard GP blood tests often miss these nutrient deficiencies and what to ask for if your child is frequently unwell
How diet, gut health, dairy intake and nutrient absorption all influence iron and zinc levels in children

🎧 Tune in to learn why identifying and correcting iron and zinc deficiencies may help reduce frequent winter illnesses, support faster recovery and strengthen your child's immune system over time.

Free Winter Immunity Masterclass

If your child seems to catch every bug that goes around and you're wondering what could be contributing to it, join our free Why Kids Get Sick Every Winter (And What You Can Do About It) masterclass.

You'll learn the four key areas that influence your child's immune system and simple natural strategies that can help support healthier winters.

👉 Save your free seat: https://naturalsuperkids.com/winter

Resources & Links Mentioned

🌿 Need support with your child's iron or zinc levels?
Email: support@naturalsuperkids.com

🌿 Connect with us on Instagram
Follow @naturalsuperkids for practical tips, education and updates on upcoming programs and resources.

This episode is proudly sponsored by my membership, the Natural Super Kids Klub. If you would like to become a member of the Klub to get more helpful resources to help you raise a happy and healthy family click here and pop your name on the waitlist.

If you loved this episode, leave me a review! I would really appreciate it. Also, let me know your biggest takeaway from this episode by sending me a direct message on Instagram @naturalsuperkids or shoot me an email at jessica@naturalsuperkids.com.