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If you are looking for a supplement to support your immune system, adding powdered Spirulina to your diet can be a wise choice.

Spirulina powder is a great way to add nutrients to your daily diet. It’s a complete protein containing all the essential amino acids your body needs. And it’s high in antioxidants, which can help protect your cells from damage.

If you want to add spirulina powder to your diet, you might be wondering where to start. There are a lot of options available on the market and it might call for great hard work to figure out the best one.

In order to save your time and energy, we've put together a list of the six best brands of spirulina powder.

All you have to do is to read through all the descriptions carefully and pick the best-suited option for yourself!

How We Choose The Top Spirulina Supplements or Powders?

It can be hard to know which health foods are really good for you, and even harder to figure out which ones are worth your time and investment.

But we're here to help. We've spent years discussing products with health food store employees and their owners. We've consulted with dozens of doctors and healthcare experts to get their recommendations for the best health foods on the market.

We even read through thousands of reviews and questions related to these products so that we can bring you the best finds and recommendations based on all the knowledge we've gathered.

* We do independent research/study, and all opinions are of our own. However, as an Amazon Associate we earn from qualifying purchases made through links on our site. We would love it if you could support our efforts.

The Top Picks For You

KOS Banner
Zazzee Organics Banner
Terrasouls Superfoods Banner
Nutricost Banner
Microingredients Banner
Now Supplements Banner

#1 - KOS Organic Spirulina Powder

KOS Organic Spirulina Powder

What we Love About it

Looking for an energizing super greens powder? KOS Organic Spirulina Powder is perfect for you!

This nutritious powder is rich in iron, which promotes oxygen circulation within the body. It is a complete protein source, helping to revitalize muscles. In addition, the chlorophyll content in this green-blue spirulina is great for strengthening gut flora and promoting digestion.

Add this superfood powder to your daily routine and feel the difference!

Facts About The Product

KOS Organic Spirulina Powder is one of the top spirulina supplements as it is packed with amino acids, vitamins, and organic protein. The mineral content of the supplement includes magnesium, niacin, potassium, iron, and calcium.

This USDA-certified organic product is best known for its anti-inflammatory properties and antioxidant potential.

It can be a delicious addition to your green juice and acai bowl.

#2 - Zazzee USDA Organic Spirulina Powder

Zazzee USDA Organic Spirulina Powder

What we Love About it

This pure spirulina powder by Zazzee Naturals is a superfood to help support your immunity and provide antioxidant properties.

It is made from 100% pure, USDA-certified organic spirulina and is third-party tested for purity and quality.

Moreover, it is free of heavy metals, herbicides, pesticides, fertilizers, microcystin, nitrates, BMAA, mold, yeast, and chemicals.

Facts About The Product

This 100% organic and pure spirulina powder comes in a 1kg container and is enough for around 300+ servings. The standard size for each serving is one tablespoon and is likely to provide you with 15 calories, 1g carbohydrates, 2g protein, and 0 fats!

It is one of the least-priced products on our list and can be a great addition to your juices and smoothies. You can consume it 1-3 times a day.

If you want a daily dose for boosted energy and stamina along with cardiovascular support, this might be the righteous option to give a try.

#3 - Terrasoul Superfoods Organic Spirulina Powder

Terrasoul Superfoods Organic Spirulina Powder

What we Love About it

If you're looking for an all-natural, nutrient-rich powder to add to your smoothies or other recipes, look no further than Terrasoul Superfoods Spirulina Powder.

Made from Arthrospira Platensis - a type of blue-green algae - this products serves best to supplement spirulina powder in our diet. It is USDA-certified organic, fair trade, non-GMO, raw, gluten-free, and vegan friendly.

Rich in protein, amino acids, chlorophyll, trace minerals, vitamins, and antioxidants, spirulina has long been revered as a world-class immune system booster.

Facts About The Product

The product comes in a 6-ounce pouch and is packed with essential nutrients to improve your overall well-being.

Each serving provides you with 25 calories, 1g of carbohydrates, 4 good grams of protein, and no fats at all. So, you can include it in your diet without fearing weight gain!

Just a few spoonfuls of this powder will give you a nutritious boost that you can feel good about!

#4 - Nutricost Organic Spirulina Powder

Nutricost Organic Spirulina Powder

What we Love About it

Looking for an energizing, health-boosting superfood? Say hello to Nutricost's s0pirulina powder!

This spirulina supplement is made from organic spirulina, providing a massive dose of vitamins, minerals, and antioxidants in a single serving.

Plus, it's vegetarian-friendly, Non-GMO, and gluten-free. Just mix it into water or your favorite beverage and drink up!

Whether you're looking to improve your energy levels or support your immune system, Nutricost's spirulina powder is a great way to get the nutrition you need.

Facts About The Product

A serving size is one scoop (1 gram) with 907 servings per container.

The only ingredients is certified organic spirulina powder (arthrospira platensis)(whole plant)

Each bottle comes with 2lbs of product with a scoop included inside. It is manufactured in a GMP-complaint and FDA-registered facility and thus offers no damage.

It's non-GMO and gluten free. The recommended dose is one scoop in 6-10 oz of water.

#5 - Micro Ingredients Organic Spirulina Powder

Micro Ingredients Organic Spirulina Powder

What we Love About it

Micro Ingredients' Organic Spirulina Powder is a nutritious, protein-rich powder to add to your diet.

It is rich in vegan protein, enzymes, fiber, and aminos, making it a perfect addition to your favorite smoothies or juices. It's also packed with immune-boosting vitamins and minerals, chlorophyll, phytonutrients, and antioxidants.

It can not only boost the nutritional content of your daily juices but also provide them with strong flavors. The health benefits of this nutrient-dense product are evident from its ingredient list!

Facts About The Product

The serving size is one scoop (3 grams) with 151 servings per container.

Each serving contains the following:

  • 5000 IU of vitamin A
  • 1 mg of iron
  • 1000 mg  of protein
  • 14 mg of sodium

The only ingredient is organic spirulina powder. Making it non-GMO; soy, dairy, and gluten free.

#6 - NOW Supplements Spirulina Powder

NOW Supplements Spirulina Powder

What we Love About it

Now Supplements spirulina powder is a GMP quality-assured product and  is perfect for those interested in boosting their health.

NPA A-rated GMP certification means that every aspect of the NOW manufacturing process has been examined, including their laboratory/testing methods (for stability, potency, and product formulation). So you can be sure you're getting a top-quality product.

Facts About The Product

The serving size is 1 teaspoon (3.3 grams) with 138 servings per container.

Each serving will contain approximately:

  • 5 mg of calcium
  • 1.6 mg of iron
  • 56 mg of potassium

The only ingredient is organic spirulina powder.

Note To Reader

GNC superfoods spirulina and Soul Organics spirulina powder are two very popular options you may have expected to see on this list.

However, we have not included them in our list of the best spirulina powders because they contain some ingredients that we don't believe to be consumer-friendly.

Frequently Asked Questions About Spirulina Powder

Many people are curious about spirulina powder supplements, and thus we receive a lot of questions about it.

Most of you must be interested in the health benefits of spirulina powder supplements but might not know where to start.

So, we've compiled a list of the most frequently asked questions about spirulina powder supplements so you can learn more before making a purchase.

What is Spirulina?

Spirulina is a type of blue-green algae that grows in fresh water. It is referred to as the biomass of cyanobacteria residing the freshwater bodies.

Spirulina is absolutely edible for humans and animals and is a complete protein-rich item! It contains all the essential amino acids. It is also high in chlorophyll, beta-carotene, and other vitamins and minerals.

Spirulina powder has a slightly sweet taste and can be added to smoothies or other drinks. If you don’t want to consume it as so, our list of the best spirulina supplements will serve as better alternatives.

What is The Best Spirulina Powder Brand to Use?

There are hundreds of options available on the market and all of them claim to be the best.

However, we’ve got you the top six brands you can trust will be wise purchases. Here they are;

Is it OK to Take Spirulina Everyday?

Yes, it is generally considered safe to take spirulina everyday. Some people do experience a mild detoxification reaction when they first start taking spirulina, but this generally dissipates after a few days.

Spirulina is a nutrient-dense superfood that provides an array of health benefits. It is high in protein and essential vitamins and minerals, and it also contains antioxidants and phytonutrients that can help protect against disease.

Spirulina can be especially beneficial for those who don't eat a lot of fruits and vegetables, as it provides many of the nutrients that are essential for good health.

Why is Spirulina Good For You?

Spirulina has been shown to boost the immune system; help reduce inflammation; improve eye health; reduce blood pressure; help balance blood sugar levels, and promote weight loss. Additionally, spirulina can be effective in detoxifying the body.

However, it must be noted that spirulina can never be said to be effective enough to treat any health condition. Its nutritional content may help you fight off the disease well and lower the severity of symptoms but it can never be said to be the ultimate treatment!

Is it Safe to Consume Spirulina Powder?

Yes, spirulina powder brands are generally safe to consume. However, it's always important to do your research and read the ingredients list before purchasing any product to be sure that there are no allergens or other ingredients you may want to avoid.

The powders on our list serve as the safest source of protein, vitamins, minerals, and antioxidants. They have been shown to have numerous health benefits, including reducing inflammation, boosting energy levels and immunity, and helping to detoxify the body.

They can be added to smoothies, juices, or water for a healthy boost of nutrients.

How Much Spirulina Powder is Safe to Take?

The recommended dose for powdered spirulina is 1-3 grams per day.

If you ingest more product with the intention to have quicker and better results, that’s not always the case.

Are There Any Dangers Associated With Consuming Spirulina Powder?

There are a few dangers of spirulina powder that people should be aware of.

For one, it can be contaminated with heavy metals, so it's important to buy spirulina from a reputable source.

As with any supplement or drug, it's important to consult with your trusted healthcare practitioner before starting to consume spirulina powder if you are on any type of medication.

Does Spirulina Powder Cause Weight Gain?

The short answer is no, spirulina does not cause weight gain. In fact, spirulina has been shown to be effective in promoting weight loss.

According to a 2009 study published in the Journal of Medicinal Food, spirulina was found to significantly reduce body weight, body fat, and waist circumference in obese individuals.

Also, spirulina contains protein and amino acids, which can help promote muscle growth.

What is The Best Time to Take Spirulina Powder?

There is no one "right" answer to this question, as the best time to take spirulina will vary depending on the individual and their specific health needs.

However, in general, taking spirulina first thing in the morning may be ideal, as it can help to energize and revitalize the body after a good night's sleep.

You can add the powder form into your daily juices or smoothies. Spirulina tablets can also be a great way to get more of this nutrient-rich superfood into your diet if preparing the powder doesn't fit in your schedule.

How Long Does it Take For Powder Spirulina Supplements to Start Working?

Some see almost instant results while for some it can take a while for powdered spirulina supplements to start working. It all depends on your body's current nutritional levels and other factors which makes every individual different.

The best way to determine if they're working is to monitor your overall energy levels, digestion, and skin health.

If you don't notice any changes after a few weeks, it might be worth trying a different brand or talking to your trusted healthcare practitioner about other ways to boost your health.

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Best Spirulina Powder For You

We hope that our article has provided you with enough information on spirulina powders and their health benefits. However, you must do your own research for further assurance and satisfaction.

We apologize as we haven't found a pure Hawaiian spirulina powder that was of high quality. But here is our list again of the highest quality spirulina supplements that we do know of: