Nutricost Organic Irish Sea Moss Powder Unflavored Review

Nutricost Organic Irish Moss Powder offers a pure and convenient way to incorporate this beneficial superfood into your daily routine. This product is proudly Certified USDA Organic, ensuring that you are receiving a high-quality, natural supplement. Each container of Irish Moss Powder comes with a convenient serving scoop, making it easy to measure and use. Adhering to strict dietary standards, this Irish Moss Powder is Non-GMO, Gluten Free, and suitable for Vegetarians, catering to a wide range of health-conscious individuals. The manufacturing process takes place in a GMP Compliant, FDA Registered Facility, highlighting Nutricost's commitment to product safety and quality. Nutricost emphasizes a philosophy of "Trust the Quality. Love the Price," striving to make supplements simple, transparent, and accessible. This means focusing on premium ingredients, clear labeling, and fair pricing, without the inclusion of unnecessary fillers or inflated costs often found in the market. Every Nutricost product, including this Organic Irish Moss Powder, is designed to support everyday health routines. The brand stands by its commitment to consistency and quality, which is further reinforced by rigorous third-party testing. This independent testing helps verify that the contents listed on the label accurately reflect what is inside each bottle, providing consumers with peace of mind. The company also offers a robust 60-Day Money Back Guarantee on all orders, demonstrating confidence in their products. If a customer is not completely satisfied, Nutricost offers a full refund of the purchase price (minus shipping and handling), acknowledging that not every supplement works for everyone. This guarantee underscores their dedication to customer satisfaction. Furthermore, Nutricost products are made in the USA using globally sourced ingredients, ensuring a blend of quality and accessibility. The GMP-Compliant Facility standards support product consistency, safety, and quality from start to finish. It is important to note a California Proposition 65 warning associated with this product, indicating that consuming it can expose individuals to chemicals including lead, which is known to the State of California to cause birth defects or other reproductive harm. Consumers are advised to visit www.P65Warnings.ca.gov/food for more information. This comprehensive approach to product development, quality control, and customer service defines the Nutricost brand and its Organic Irish Moss Powder.

Product Focus: Thyroid HealthAlso covers:Hormones
Tier ⓘ
Members see this product's tier and why. Tiers run from 1, the strongest evidence, to 5. How we grade →
Evidence ⓘ
How strongly the evidence says this product works: human studies count most, then real reviews, then our biohacker panel.
Positive Reviews
Biohacker Mentions
Study, Trial or Testing Result SummaryMembersHuman studies

This product gives one gram of organic Irish sea moss per scoop, and study has tested whether Irish sea moss thyroid . The only related human study, from Greenland in 2019, looked at local edible seaweeds, including Irish sea moss, and found them very in iodine, a mineral the thyroid needs to . …

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Review Totals and SummaryMembers693 reviews
693 reviews · IHerb 632 · Nutricost 45 · Walmart 10 · EBay 4 · SameDaySupplements 2

The Nutricost Organic Irish Sea Moss Powder Unflavored has garnered about 693 ratings across various stores, with a () giving it 4 or 5 stars. Overall, customers find it to be a -quality, supplement, though some aspects of its taste and texture can be divisive. …

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Biohacker SummaryMembersWhat our biohacker panel says
RAL SummaryMembersThe tier and why

This product is placed on buyer reviews, with 80 percent of 693 reviews , while study support is thin. The only human study showed seaweed is rich in absorbable iodine but did measure thyroid .

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More DetailsMembersBody systems · Combine with · Possible side effects

Body systems: Endocrine system. Combine with and possible side are for members.

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Supplement FactsOrganic Irish Sea Moss Powder 1000 mg
Supplement Facts
Serving Size 1 Scoop (1g)
Servings Per Container 454
Amount Per Serving% Daily Value
Organic Irish Sea Moss Powder (Chondrus crispus) (whole plant)1,000 mg†
† Daily Value not established.

Directions: As a dietary supplement, mix 1 scoop daily with 6-10 oz of water or as directed by your healthcare professional.

Barcode (UPC) 810014673387 · Label source: Samedaysupplements · Report a label change

Where to BuyNutricost · iHerb · Walmart
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Graded October 23, 2026 by the Reverse Age Lab evidence engine, from human studies, real reviews and our biohacker panel. How we grade. Is this medical advice? No. Rala organizes the published evidence; go over any change with your doctor, especially if you take meds.