Spirulina For Kids: Can They Take It Safely?

 by Dr. Steve Hruby
Reviewed by Dr. Steve Hruby

I am a chiropractor, father, husband, coach, entrepreneur, and motivational speaker. Feeling good about yourself is a choice: My mission is to transform lives through optimized health and overall well-being.

  Fact Checked
 by Rhealyn Tropia, RMT
Reviewed by Rhealyn Tropia, RMT

I’ve been called a Data Ninja, The Fact Checker, and a Human Search Engine. I’m an indie content curator who does research daily, and quizzes myself on the important issues of the day.

spirulina for kids

Did you know that spirulina can stack up as much as 70% protein? This alga is an excellent way to boost your body’s development. It also supplies generous amounts of many elements like B vitamins, iron, calcium, and copper.

A powerful detoxifier and antioxidant, the superfood has many applications in skin care, gut health, anti-cancer benefits, and more.

But is spirulina good for babies?

The answer is a resounding yes! You can use spirulina for kids. Some cultures give spirulina to children since it forms part of their regular diet.

Spirulina is an ideal supplement for children because it’s easily digestible. Plus, it provides many nutrients essential for growth and development. 

Spirulina is also a highly alkalizing food. This property is essential for children whose bodies are still developing and are more susceptible to acidity effects.

Read on to discover what this supplement can do for your kids.

Why Take Spirulina?

This multi-form superfood is a nutritional haven from raw spirulina to powders, capsules, and tablets. Some of the most important nutrients found in spirulina comprise vital fatty acids, antioxidants, protein, vitamins, and minerals.

These nutrients support a healthy immune system, improve digestion, and promote cellular health. Spirulina is also a great source of plant-based protein, making it an ideal supplement for vegetarians and vegans.

What Age Can Take Spirulina?

Spirulina is generally safe for people of any age to consume. This alga’s applications have helped boost children’s health in various ways. For instance, the superfood significantly enhanced baby health for Chernobyl victims.

A study on Kisantu children from 0.5 to 5 years discovered that spirulina is an excellent superfood for the malnourished.

Is It Safe for Kids?

Spirulina is generally considered safe for kids, though there are some potential side effects. These include allergic reactions, gastrointestinal upset, and headaches. Overall, though, spirulina is a healthy and nutritious food that can be a great addition to your child’s diet.

mother and daughter drinking from white cups

Irrespective of age, there are a few groups susceptible to spirulina dangers. So, who should not take spirulina?

  • Those with bleeding disorders
  • Those with autoimmune diseases
  • People who are allergic to spirulina or chlorella
  • People with PKU

Spirulina Nutritional Benefits for Your Children

Some of the essential benefits of spirulina for children include

Boosting Immune Function

Spirulina is a rich source of beta-glucans, a soluble fiber that stimulates the immune system. Additionally, spirulina contains several other immune-boosting nutrients, including vitamin C, zinc, and selenium.

Supporting Gut Health

Spirulina is a rich source of prebiotic fiber. This fiber helps to feed the beneficial bacteria in the gut and promotes healthy gut microbiota.

Probiotics and prebiotics are essential for gut health because they help balance gut microbiota. Proper GI health is vital for overall well-being. For instance, an unhealthy gut may promote systemic inflammation and autoimmune diseases.

Promoting Healthy Brain Development

Spirulina provides a plentiful supply of fatty acids, including DHA. This omega-3 is necessary for brain development and eye health. Spirulina also contains other vital nutrients for brain health, including vitamins, iron, and copper.

The superfood ensures the brain has fewer toxins through detox and antioxidant activities, allowing for healthy development.

Enhancing Detoxification

This cyanobacterium is a rich chlorophyll source, an element that’s a natural detoxifier. Chlorophyll attaches to heavy metals plus other toxins and aids in their removal. It also contains other essential nutrients for detoxification, including vitamin C, selenium, and zinc.

Reducing Inflammation

Spirulina is a rich source of GLA, an omega-6 fatty with anti-inflammatory properties. Spirulina also contains other nutrients vital for reducing inflammation, including vitamin E and selenium.

spirulina powder water fruits and green vegetables

Spirulina may help to reduce the symptoms of allergies. It’s thought to do this by reducing inflammation. Spirulina may also help to protect the body from the side effects of some allergies and medications.

Skin Health

Spirulina may help to improve skin health by reducing inflammation. It also helps protects the skin from damage caused by UV rays. Spirulina may help to treat acne and other skin conditions like psoriasis.

FAQS: What are Others Asking About Spirulina for Kids?

How Much Spirulina Should I Give to My Kid?

How much spirulina you should give your kid varies, though the dosage is generally under 5g. For children under ten, 0.5-2g is enough. Though past ten can take 3-5g without issues.

How Can I Improve the Taste of Spirulina?

You can improve the taste of spirulina by adding it to smoothies, juices, or other recipes. You can also try adding other strong-tasting ingredients like honey to mask the taste of spirulina.

Can Children Take Spirulina and Chlorella?

Children can take spirulina and chlorella as a supplement to their diet. These supplements can help improve the child’s health. They may give children essential nutrients they may not get from their diet.


Spirulina is a nutrient-rich superfood that has many health benefits for children. Spirulina is an excellent way to boost immune function, support gut health, promote healthy brain development, and enhance detoxification. 

While there is no proper recommendation for this supplement, it’s best to use lower doses with your kids. You may raise levels gradually, but monitor how they respond.

Healthy doesn’t have to be heck. So, use Sunlit Best Green Organics Spirulina in smoothies, soups, beverages, and other foods and turn it into a tasty health booster. 

Now that we know spirulina is excellent for kids, how about soon-to-be moms and the unborn? Check out our in-depth “spirulina for pregnant woman” piece for answers.

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