Specification: Straight Powder
Appearance: Grey white Powder
Used Part: Whole Herb
Solubility: Soluble in water
Test Mothod: TLC
MOQ: 1 kg
Sample: 20 g
Packing: 1 kg in aluminum foil bag; 25 kg in fibre drum
Delivery: FedEx, DHL, air shipment, sea shipment
Certifications: ISO, HACCP, KOSHER, HALAL, BRC
Features:
Non-irradiated
GMO-free, allergen-free, TSE/BSE-free
Not treated with ETO during production, storage, or transportation
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Reliable Irish Moss Powder Manufacturer & Bulk Supplier
Greenherb operates a certified processing facility specializing in Irish Moss Powder, a whole-algae botanical ingredient derived from the dried thallus of Chondrus crispus through controlled low-temperature dehydration and mechanical milling. Our production system preserves the naturally occurring carrageenan polysaccharides, mineral matrix, and characteristic seaweed phytochemical profile of the whole algae. This provides supplement manufacturers, functional food formulators, and cosmetic developers with a dependable supply of this nutrient-dense marine botanical ingredient.

Why Choose Greenherb Irish Moss Powder
- Whole Algae Physical Processing — Our powder is produced from whole dried Chondrus crispus thallus through physical dehydration and milling only. No solvents or chemical agents are used at any stage. The complete algal matrix is retained including carrageenan polysaccharides, minerals, vitamins, and characteristic pigments in their naturally occurring ratios.
- Natural Mineral Density — Chondrus crispus accumulates a broad spectrum of minerals from its marine environment. Each batch is assessed for iodine, potassium, calcium, magnesium, and iron content. This documented mineral profile supports nutritional fortification positioning in functional food and supplement applications.
- Carrageenan Polysaccharide Retention — The naturally occurring carrageenan fraction is preserved through physical processing. This polysaccharide contributes gel-forming functionality and prebiotic wellness positioning. It distinguishes Irish Moss Powder from refined carrageenan extracts by retaining the complete algal nutritional context.
- Authentic Marine Botanical Identity — Incoming Chondrus crispus is verified by macroscopic examination and biochemical testing. This confirms authentic species identity and distinguishes our material from related species substitutes that circulate in the sea moss supply chain.
- Heavy Metal and Microbiological Compliance — Every lot undergoes ICP-MS heavy metal screening with specific attention to arsenic and mercury accumulation common in marine botanical materials. GC/LC-MS pesticide residue analysis and full microbiological panel testing are conducted before release.
- Complete Export Documentation — COA, MSDS, Non-GMO affidavit, mineral content certificate, and heavy metal test report accompany every shipment.
Certificate of Analysis
| Item | Specification | Results |
| Assay | ||
| Identification | TLC | Positive |
| Physical & Chemical | ||
| Appearance | Grey White Fine powder | Conforms |
| Odor&Taste | Characteristic | Conforms |
| Part Used | Whole Herb | Conforms |
| Loss on Drying | ≤12.0% | 4.83% |
| Ash | ≤10.0% | 5.55% |
| Particle size | 95% pass 80 mesh | Conforms |
| Chemical Control | ||
| Heavy Metals | NMT10ppm | Conforms |
| Lead(Pb) | NMT2ppm | Conforms |
| Arsenic (As) | NMT2ppm | Conforms |
| Mercury(Hg) | NMT1ppm | Conforms |
| Cadmium(Cd) | NMT1ppm | Conforms |
| GMO Status | GMO Free | Conforms |
| Microbiological Specifications | ||
| Total Plate Count | 100,000cfu/g Max | Conforms |
| Yeast & Mold | 10,000cfu/g Max | Conforms |
| E.Coli | Negative | Conforms |
| Salmonella | Negative | Conforms |
What Is Irish Moss Powder
The Algae and Its Nutritional Profile
Chondrus crispus is a red alga species found along North Atlantic coastlines. It has been consumed as a traditional food ingredient in Irish and Caribbean food cultures for centuries. The algae produces a complex carrageenan polysaccharide matrix as a structural cell wall component. Beyond carrageenan, the whole thallus contains a dense mineral profile accumulated from seawater, including iodine, potassium, calcium, magnesium, and trace elements. This combination of structural polysaccharides and marine-sourced minerals defines the nutritional identity of Irish Moss Powder as a whole-food marine botanical ingredient.
Irish Moss Powder vs. Sea Moss Powder
Sea moss powder is a broader commercial term used across the supplement and wellness market. It encompasses preparations from multiple species including Chondrus crispus, Gracilaria species, and other red algae. Irish Moss Powder specifically refers to preparations derived from Chondrus crispus, the species with the longest documented traditional use in North Atlantic food culture. Species identity significantly influences the carrageenan type, mineral composition, and nutritional profile of the finished ingredient. Our Chondrus crispus species verification provides formulators with confirmed botanical identity beyond generic sea moss claims.

Production Process
Incoming Chondrus crispus thallus material is authenticated by macroscopic examination and biochemical species verification. Moisture, heavy metals including arsenic and mercury, microbiological status, and iodine content are assessed before processing.
- Washing and Cleaning — Harvested algae undergoes thorough mechanical washing to remove salt, sand, marine debris, and surface contaminants. Multiple wash cycles achieve consistent cleanliness before dehydration.
- Controlled Low-Temperature Dehydration — Cleaned algae undergoes belt drying at controlled temperatures below 50°C. This preserves heat-sensitive vitamins, mineral bioavailability, and carrageenan polysaccharide integrity while achieving target moisture specification.
- Mechanical Milling — Dried algae is processed through calibrated impact mills to achieve defined particle size. Milling conditions minimize frictional heat to protect the carrageenan and pigment fractions.
- Sieving and Classification — Milled powder is screened through defined mesh sizes to achieve uniform particle distribution and remove oversized algal fragment material.
- Blending and Homogenization — Classified powder lots are blended for uniform mineral distribution and compositional consistency throughout the production batch.
- Quality Release and Packaging — Each lot is tested for moisture, iodine content, mineral profile, heavy metals, and microbiological compliance before sealing in double-layer PE inner bags with desiccants in moisture-barrier sealed drums.

Functional Properties & Benefits
Digestive Comfort and Gut Wellness
Irish Moss Powder is widely incorporated into digestive wellness formulations. The carrageenan and soluble fiber content contributes to products designed to support a comfortable digestive environment and promote gut microbiome balance. The gel-forming polysaccharide fraction contributes prebiotic-adjacent positioning in gut wellness supplement and functional food formulations.
Skin Hydration and Beauty Wellness
The carrageenan polysaccharide matrix contributes hydrating and film-forming properties to both topical and ingestible beauty formulations. Products incorporating Irish Moss Powder target skin moisture comfort, a smooth skin texture, and a healthy-looking complexion. This beauty wellness application has driven significant consumer interest in sea moss preparations across the nutricosmetics and clean beauty supplement categories.
Thyroid Comfort and Mineral Nutrition
The naturally occurring iodine content of Chondrus crispus contributes to formulations supporting thyroid comfort and daily mineral nutrition. Products targeting iodine nutritional adequacy and overall mineral wellness incorporate Irish Moss Powder as a natural whole-food iodine and mineral source. This positioning suits clean-label mineral fortification concepts where natural marine botanical origin is preferred over synthetic mineral salt alternatives.
Applications
Supplement Capsules and Powder Sachets
Irish moss powder bulk supply in hard capsule, tablet, and powder sachet supplement formats. Verified Chondrus crispus species identity, mineral content documentation, and comprehensive heavy metal compliance records support finished product positioning in the sea moss wellness supplement category.
Functional Foods and Smoothie Premixes
Core ingredient in green superfood powder blends, smoothie base premixes, and functional food systems. The gel-forming carrageenan content contributes natural thickening functionality alongside nutritional declaration value. Clean-label whole marine botanical origin supports premium natural food product positioning.
Cosmeceuticals and Topical Skin Care
Carrageenan-rich marine botanical ingredient for facial masks, hydrating serums, and skin comfort formulations. Natural polysaccharide film-forming and moisture-retention properties support clean beauty product positioning. Irish Moss Powder suits both water-phase and powder cosmetic formulation systems.

Contact Greenherb for Irish Moss Powder Supply
Greenherb supplies Irish Moss Powder with verified species identity, mineral profiles, and heavy metal compliance, backed by comprehensive third-party testing. We offer flexible order quantities from laboratory samples to full container loads. Customized specifications for particle size, moisture level, and iodine content are available on request. For immediate assistance, contact our sourcing team directly.
Greenherb – Your Strategic Partner for Botanical Ingredients and Functional Foods.
GreenHerb is a trusted supplier of high‑quality plant extract powders. We offer custom specifications, strict third‑party quality control, and reliable global shipping. Whether you need samples or bulk orders, we deliver pure, consistent ingredients to customers worldwide.
Global Shipping Coverage
We offer worldwide shipping service for all plant extract powder items. Orders can be delivered to most countries and regions, meeting diverse international business demands.
Safe & Efficient Distribution
- We provide all customs documents (invoice, COA, packing list) and a tracking number for every order. Shipping cost is calculated at checkout. For bulk orders, contact us for a competitive freight quote.
- We offer flexible packaging: 1kg, 5kg, 10kg, 25kg bags, or bulk drums. Customizable bag materials (foil, kraft paper)
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Do you have questions about how we can help your company? Send us an email and we’ll get in touch shortly.
