Reviewed by Barry F.
Verified Buyer
I recommend this product
Age Range
65+
My specific Health Issues
- Gut Health
- joint pain
I wish I'd known years ago
It fixed what the medicos couldn't
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Rated 4.9 out of 5
SEAFIBRE-FUCOIDAN Super Marine Seaweed Duo
Double seaweed blend for gut & immune health.
- Regular price
- $59.00
- Sale price
- $59.00
- Regular price
Tax included.
Shipping calculated at checkout.
A super marine duo from seaweeds. SeaFibre-FUCOIDAN™ is our propriety seaweed extract from our green seaweed, SeaFibre™, blended carefully with fucoidan extract from brown seaweeds. Fucoidan, like SeaFibre, has also been clinically tested and is known to support gut and anti-inflammatory processes in the body and is widely used by the Japanese. With SeaFibre-FUCOIDAN, you can live the life of a person on a traditionally seaweed-rich diet, broadening the support of your gut immune systems generally and while in recovery.
Read more about how to mix and match our supplements to tailor to your personal health needs.
90 g
Product Information
Ingredients
How to use
Trusted by 20,000+ Australians. Backed by 10+ years of research.
Science-Backed
Every formula is developed by marine scientists with over a decade of research.
Sustainable Sourcing
Locally harvested seaweed from pristine Australian waters.
Visible Results
Feel real benefits in digestion, inflammation, and vitality.
Unique Bioactives
Not just any seaweed — ours is rich in exclusive marine compounds.
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Pair this with your SEAFIBRE-FUCOIDAN Super Marine Seaweed Duo. These bundles and products are trusted by thousands to take results to the next level.
Based on 56 reviews
98%
of reviewers would recommend this product to a friend
Customer photos and videos
56 Reviews
Reviewed by Claire H.
Verified Buyer
I recommend this product
Age Range
65+
My specific Health Issues
- Gut Health
- joint pain
- iron deficiency
SEAFIBRE-FUCOIDAN Super Marine Sea
Very happy Only been taking for 2 months but feel great
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Reviewed by Naomi U.
Verified Buyer
I recommend this product
Age Range
45 - 54
My specific Health Issues
- joint pain
- Gut Health
Fucoidan seaweed fibre supplement
This supplement contains the benefits of Fucoidan seaweed plus fibre in one capsule. Ever since visiting Japan I had been looking to find a fucoidan supplement (associated with long healthy life of people in Okinawa) and it was good to find a clean local source of this seaweed here in Aus.
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Reviewed by Patricia/Trisha R.
Verified Buyer
I recommend this product
Age Range
65+
My specific Health Issues
- Gut Health
Super Marine Seaweed Duo
Love this product
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Reviewed by Julia S.
Verified Buyer
I recommend this product
Age Range
55 - 64
My specific Health Issues
- Gut Health
- leaky gut
Love this product!
My gut loves this product, I take it daily. Very happy!
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As Seen In
Trusted by major platforms who believe in marine-based health.
Frequently Asked Questions
Straight answers to what everyone wants to know before trying seaweed-based health products.
What does seaweed actually do for the body?
Seaweed is a natural powerhouse of prebiotics, antioxidants, and minerals. It supports gut health, improves skin clarity, boosts immunity, and helps your body function at its best — all from one ingredient.
Are your products safe to use long-term?
Yes. All our products are made from food-grade, sustainably harvested seaweed and formulated to be safe for daily, long-term use.
Can I use this with other supplements or medications?
Generally, yes — our formulas are designed to complement most wellness routines. But if you’re on specific medications, we recommend checking with your healthcare provider.
Where is your seaweed sourced from?
Our seaweed is grown and harvested right here in Australia, using sustainable aquaculture practices. It’s 100% traceable, clean, and nutrient-rich.
What makes PhycoHealth different from other gut or skin brands?
We’re science-first. Our founder is a marine scientist, and we back every product with real research. No hype, no filler ingredients — just results that work.