We tested over 22 supplements. Only 5 stood out in the end!
Chlorella, the nutrient-rich microalga, is much more than just a superfood. Known for its detoxifying properties and ability to bind heavy metals in the body, it is often used to support overall health. With over 50% protein content, all essential amino acids, and a high proportion of chlorophyll, it strengthens the immune system and provides essential nutrients. But what should you look for when taking chlorella? Which product truly delivers on its promises? Our editorial team spoke with experts, reviewed studies, and analyzed 17 products for their ingredients and effectiveness.
What is chlorella?
Chlorella, a green microalga, is especially valued for its detoxifying properties. It has the unique ability to bind and eliminate heavy metals and harmful substances from the body. Many people use chlorella as natural support for detoxification processes.
Additionally, it strengthens the immune system through its antioxidant properties and can promote overall vitality. It is also often used to support digestion and as a natural energy booster, making it a popular supplement for those who want to support their bodies naturally.
5 reasons why you should take chlorella! (With study evidence)
Natural detoxification: Chlorella binds heavy metals and toxins in the body, allowing them to be safely eliminated. Especially helpful in detox programs. [1][2]
Immune System Strengthening: Chlorella supports the production of immune cells, helping to ward off infections and strengthen defenses. [2]
More Energy and Vitality: Many use chlorella to naturally replenish their energy reserves and feel more vital overall. [1][2]
Digestive Support: The algae supports healthy digestion and can help regulate gut flora, leading to better well-being. [3]
Faster Recovery: Chlorella is valued by athletes to promote recovery after physical exertion and help the body regain fitness more quickly.

These 3 qualities make a high-quality chlorella supplement
We now know how important the benefits of chlorella can be for our bodies. However, many people are unable to take full advantage of these benefits through diet alone.
Therefore, health experts often recommend using chlorella as a dietary supplement to fill these gaps and optimally support the body.
But beware! Not all chlorella supplements are created equal.
Often, differences are not immediately apparent to laypeople, but experts point out that there are significant quality differences in chlorella products.
Three factors are particularly important to ensure that a product supports the body effectively and sustainably – otherwise, it can quickly become a waste of money.
High chlorophyll content:
A high-quality chlorella supplement should be rich in chlorophyll. Chlorophyll is the pigment that gives chlorella its green color and is responsible for its detoxifying properties. It supports blood cleansing and body detoxification, allowing toxins to be eliminated more effectively.
High protein content:
Chlorella is an excellent plant-based protein source. A high-quality product contains at least 50% protein, including all essential amino acids that the body needs for building and repairing tissue. Make sure the supplement has this high protein content to fully benefit from its advantages.
Purity and quality:
A high-quality chlorella supplement should be free from contaminants and harmful substances. The purity of the product is crucial to ensure you receive only the best nutrients. Products manufactured under strict quality standards offer the highest safety and effectiveness.
The top 5 chlorella supplements in direct comparison with a clear test winner:

Chlorella products have become increasingly popular in recent years, but not all of them meet the high expectations.
Our analysis is based on comprehensive research, evaluation of scientific studies, consultations with nutrition experts, and verification of customer reviews.
We evaluated the products according to the following criteria: chlorophyll content, protein content, purity and quality of ingredients, and customer feedback.
Of the 22 chlorella supplements tested, only 5 met our strict standards. The remaining 17 showed deficiencies, such as unnecessary additives, questionable ingredient origins, or quality problems that impaired their effectiveness.
Below we present our top 5 best chlorella supplements in Germany.

Our conclusion:
Chlorella Vulgaris by Viktilabs stands out as a top product among chlorella supplements on the market. The product particularly impresses with its high chlorophyll content, which offers effective support for body detoxification. Additionally, it delivers over 50% protein, including all important amino acids that contribute to regeneration and tissue building. Cultivation in a closed system guarantees the highest purity, minimizing the risk of contamination. Customer feedback is also consistently positive – many users report increased energy and improved well-being after regular intake.
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Our conclusion:
The Algomed Chlorella Tablets stand out for their exceptional purity and controlled cultivation in a closed glass tube system in Germany. This process protects the algae from external contaminants and preserves their nutrient density, ensuring high quality and effectiveness. Additionally, gentle drying below 42°C in raw food quality retains most of the essential nutrients. Customers praise the green, fresh color and pleasant, grassy taste, both indicators of high quality.


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Our conclusion:
The Chlorella Taiwan Tablets impress with their natural content of 2.2% chlorophyll and 14% Chlorella Growth Factor (CGF), which is believed to promote cell growth. Cultivated in outdoor pools in Taiwan, the algae benefit from natural light conditions and temperatures, resulting in high nutrient density. Gentle spray drying helps optimally preserve nutrients. The tablets are vegan, GMO-free, and free from additives – ideal for those looking to supplement a vegetarian or vegan diet.


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Our conclusion:
The BIO Chlorella Tablets from EDEL KRAUT stand out for their certified organic quality and sustainable packaging. Controlled organic cultivation guarantees that the chlorella algae are free from pesticides and other harmful substances. They are also completely free from additives and are gently processed to best preserve nutrient density. With a price matching our test winner, the product offers a solid option for health-conscious consumers, even if it is slightly lower in nutrient density.


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Our conclusion:
The Bio Spirulina & Chlorella Tablets from natural elements combine the benefits of both algae types and provide an extra dose of chlorophyll for your well-being. These tablets are organically certified, vegan, and contain no unnecessary additives. The high dosage and bioavailability ensure that the nutrients can be efficiently absorbed by the body. Nevertheless, the product falls short of the top products in some aspects, especially regarding pure chlorella concentration.


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Our Conclusion
The Chlorella Vulgaris from Viktilabs emerges as our test winner in a comprehensive comparison. It impresses with its excellent bioavailability, absolute purity, and high quality of ingredients.
The detoxifying properties and high chlorophyll content make it an excellent choice for anyone who wants to support their body naturally. Both positive customer feedback and expert opinions confirm the effectiveness and quality of this product. For anyone looking for a high-quality chlorella supplement, this product is undoubtedly the best choice.

Our conclusion:
Chlorella Vulgaris by Viktilabs stands out as a top product among chlorella supplements on the market. The product particularly impresses with its high chlorophyll content, which offers effective support for body detoxification. Additionally, it delivers over 50% protein, including all important amino acids that contribute to regeneration and tissue building. Cultivation in a closed system guarantees the highest purity, minimizing the risk of contamination. Customer feedback is also consistently positive – many users report increased energy and improved well-being after regular intake.
Advantages
Disadvantages
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Sources:
[1] https://feelgoodpal.com/blog/health-benefits-of-chlorella/
[2] https://algaeliving.com/2020/03/25/9-impressive-health-benefits-of-chlorella/
[3] https://www.frontiersin.org/journals/nutrition/articles/10.3389/fnut.2021.648073/full