Best Organic Spirulina Supplements of 2026

Organic Spirulina Powder from Kate Naturals is a nutrient-dense and protein-packed supplement that is USDA certified, natural, non-GMO, and gluten-free. It is a great source of essential vitamins and minerals, such as essential amino acids, supportive antioxidants, and iron. It also has anti-inflammatory properties due to its high antioxidant content. The powder is conveniently packaged in a resealable container and comes with a 100% satisfaction guarantee.

The Organic Spirulina Supplement from Micro Ingredients is a premium, 100% USDA organic spirulina tablet made from arthrospira platensis powder. With 3000mg per serving and 720 counts per bottle, this supplement is a 4-month supply of green algae superfood that is vegan-friendly, filler-free, and irradiation-free. It is loaded with vegan protein, fiber, amino acids, fatty acids, immune vitamins, minerals, flavonoids, phytonutrients, and antioxidants. This supplement powerfully supports energy, colon health, digestive function, and immune system. It is also 3rd party lab tested for purity and safety, and made in the USA.

This Greens & Superfood Powder is a blend of 20 organic greens and superfoods, including Spirulina, Wheat Grass, and Chlorella, designed to support holistic health, high-quality ingredients, and great taste. The transparent label shows the exact quantities of each ingredient, and powerful adaptogens like Ashwagandha, Milk Thistle, and Rhodiola naturally boost energy and support stress relief. With 9 billion CFU of probiotics per serving, the powder supports digestive health and the immune system. The delicious Pina Colada flavor is sweetened naturally with monk fruit.

Zazzee USDA Organic Spirulina Powder is a 100% pure and non-irradiated vegan supplement that comes in a 2.2 pound (1 KG) container with 303 servings. It is USDA certified organic, third-party tested, and free of heavy metals, herbicides, pesticides, fertilizers, microcystin, nitrates, BMAA, mold, yeast, and chemicals. The container is mess-free and easy to open and close, and the powder can be cleanly accessed through the wide top opening. It is manufactured in the USA in a fully compliant facility with adherence to good manufacturing policies and under the most stringent quality control.

Micro Ingredients Organic Spirulina Powder is a USDA certified organic powder that is rich in vegan protein, enzymes, fiber, amino acids, flavonoids, vitamins, minerals, chlorophyll, phytonutrients, and antioxidants. It is free of GMOs, additives, preservatives, fillers, artificial colors, flavors, soy, and gluten. Customers have found it to be a great addition to smoothies, and have noted its effectiveness in keeping their pets healthy and flea-free.

Carlyle Spirulina Tablets offer you the benefits of organic blue-green algae, a renowned superfood packed with nutrients. Each convenient vegetarian tablet contains 3,500 mg of Spirulina, making it easy to incorporate into your daily routine. Carlyle is committed to providing high-quality supplements, ensuring that you receive trusted ingredients for your health journey. Plus, these tablets are free from gluten, wheat, lactose, artificial flavors, sweeteners, and preservatives, so you can feel good about what you're putting into your body.

The Grüns Super Greens Gummies offer a convenient way to get a wide range of nutrients in one tasty treat. Packed with 60 powerful ingredients, including vitamins like B6, B12, C, and D, these gummies support your immune system, improve gut health, and boost mental focus. If you struggle to get enough fiber, these gummies provide six times more gut-friendly ingredients than leading greens powders, helping your digestion. Plus, they come in easy-to-carry individual packs, making it simple to take your daily multivitamin on the go without any mess or hassle. Enjoy a delicious, science-backed supplement designed to fit your busy lifestyle.

Incas USDA Organic Blue Spirulina Powder is a natural blue food coloring and superfood packed with nutrients, including Vitamin B12, Calcium, Iron, Magnesium, Protein and 65 other trace minerals. It is 100% USDA certified organic and Non-GMO project verified, and is 40% more intense than other blue spirulina on the market. It can be used to naturally color food with added health benefits, and is perfect for smoothies, smoothie bowls, baked goods, lattes, and desserts.

Bloom Nutrition Greens Powder is a convenient way to boost your daily intake of fruits and vegetables with over 30 nutritious ingredients. This blend includes prebiotics, probiotics, antioxidants, and organic superfoods like spirulina and chlorella, all working together to support your digestive health. It helps reduce bloating and promotes energy, making you feel your best throughout the day. The powder comes in a tasty strawberry kiwi flavor that’s refreshing and enjoyable, encouraging you to maintain a consistent daily routine. Whether mixed in water, juice, or smoothies, this plant-based, gluten-free, and sugar-free powder fits easily into any lifestyle.

Get your daily dose of nutrient-rich superfood with NOW Supplements Certified Organic Spirulina 1000mg Tablets. This double-strength product has twice the amount of Spirulina, featuring beta-carotene (Vitamin A) and Vitamin B-12, as in the regular strength product. It is USDA Organic, Non-GMO, and suitable for vegans and vegetarians. NOW Supplements is a family-owned and operated company since 1968, and their products are GMP Quality Assured.