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PureSea® Natural (Fine) Organic Seaweed Powder

1 of 6 products in this brand

PureSea® Natural is organic Ascophyllum seaweed in a fine granule format.

This product is used extensively for nutritional enhancement, thanks to it being the only good natural and plant-based source of the essential nutrient iodine. It is also used widely for salt replacement and umami flavor boosting. Research also shows huge potential for weight and blood sugar management. A small inclusion of PureSea® Natural allows for the use of six EU approved health claims surrounding:

  • Thyroid health
  • Energy-yielding metabolism
  • Cognitive function
  • Growth of children
  • Maintenance of skin
  • Function of nervous system

Ingredient Name: Ascophyllum Nodosum

Functions: Dietary Supplement, Flavor Enhancer, Salt Substitute, Supplement, Weight Management Ingredient, Whole Food Ingredient

Ingredient Origin: Plant Origin

Labeling Claims: GMO-free, Kosher, Natural, Organic, Plant-Based, Sustainable, Vegan

Certifications & Compliance: Kosher, Organic Certified, Safe & Local Supplier Approval (SALSA), Vegan

Physical Form: Granules, Powder, Solid

    Knowde Enhanced TDS

    Identification & Functionality

    Country of Origin
    Ingredient Name
    Ingredient Origin
    Pharma & Nutraceuticals Functions
    Ascophyllum Nodosum
    Product Details
    Product Code HAFFG
    Botanical Family Fucaceae
    Botanical Species Ascophyllum nodosum
    Plant Part Used Thallus
    Production Location Outer Hebrides, Scotland

    Features & Benefits

    Health Benefits

    Seaweed is a powerhouse of natural nutrition, containing trace elements, minerals and bioactive compounds. Just a small inclusion can boost the nutritional content of products.

    • Metabolism
    • Development in children
    • Cognitive health
    • Healthy & beauty skin
    • Thyroid health
    • Nervous system
    • Energy & endurance
    • Pregnancy
    • Blood sugar

    Applications & Uses


    Green fine granule
    Physical Properties
    ValueUnitsTest Method / Conditions
    Particle Size (Through 400µ Sieve)min. 95%Sieve testing*
    Moisture Contentmax. 14%Gravimetric determination
    Iodine Content650 - 980mg/kgICP-MS
    Ash Contentmax. 25%BS 4401 Pt 1:1998
    Microbiological Values
    ValueUnitsTest Method / Conditions
    Aerobic Plate Count (at 30°C)max. 10,000cfuISO 4833
    Coliformsmax. 100cfu/gBS ISO 4832:2006
    Yeasts & Molds Countmax. 1,000cfu/gBS ISO 21527-1:2008
    EnterobacteriaceaeNot detectedper gBS ISO 21528-2:2017
    Escherichia coliNot detectedper gISO/TS 13136:2012
    SalmonellaNot detectedper 25gBS EN ISO 6579-1:2017
    Staphylococcus aureusmax. 20cfu/gBSEN ISO 6888-1 1999
    Vibrio spp.Not detectedper gUKAS Lab method
    Heavy Metals
    ValueUnitsTest Method / Conditions
    Arsenic Content (Inorganic)max. 1mg/kgICP-MS
    Cadmium Contentmax. 0.3mg/kgICP-MS
    Lead Contentmax. 3mg/kgICP-MS
    Mercury Contentmax. 0.1mg/kgICP-MS
    ValueUnitsTest Method / Conditions
    Crustacea DNANot detected-ELISA
    Mollusc DNANot detected-UKAS Lab method+
    Fish DNANot detected-UKAS Lab method+
    • Unless otherwise specified, all analysis is undertaken on each batch in an independent United Kingdom Accreditation Service (UKAS) Laboratory.
    • * Internal analysis
    • + Periodic testing

    Regulatory & Compliance

    Certification & Regulatory Information

    Organic Food Federation

    EU and US conformity


    London Beth Din

    Metal Detection

    Detected to specification (contact for detail)

    SALSA Approved

    Food Safety Standard

    GMO GMO Free
    Irradiation Not irradiated

    Packaging & Availability

    Packaging Type
    Packaging Information
    • Pack size : 25kg / 48cm x 39cm x 24cm
    • Packaging : Food grade heat sealed plastic bags, inside a double walled cardboard box.

    Storage & Handling

    Shelf Life
    4 Years
    Storage Conditions

    Store at cool, dark and dry below 25°C.