Top 10 Companies in the Feed Grade Seaweed Powder Industry (2025): Sustainable Nutrition Leaders

In Business Insights
June 03, 2025

The Global Feed Grade Seaweed Powder Market was valued at USD 14 million in 2023 and is projected to reach USD 19.31 million by 2030, growing at a Compound Annual Growth Rate (CAGR) of 4.70% during the forecast period (2025-2030). This growth is fueled by rising demand for natural animal feed supplements, expansion of aquaculture operations, and increasing adoption of seaweed-based solutions for methane reduction in livestock.

As the agriculture sector shifts toward sustainable practices, feed grade seaweed powder has emerged as a game-changing ingredient. This report profiles the Top 10 Companies in the Feed Grade Seaweed Powder Industry—innovators who are transforming animal nutrition through marine-based solutions.


🔟 1. Acadian Seaplants Limited

Headquarters: Dartmouth, Nova Scotia, Canada
Key Offering: ASC Xtra® seaweed feed supplements

With over 35 years of marine plant expertise, Acadian Seaplants leads the market in North America and Europe. Their patented cold-processing technology preserves vital nutrients in Ascophyllum nodosum seaweed.

Key Developments:

  • 2023 expansion of Norwegian processing facility (20% capacity increase)

  • Long-term supply contracts with five major European feed producers

  • Organic certification across all product lines

Download FREE Sample Report: Feed Grade Seaweed Powder Market – Detailed Research Report


9️⃣ 2. Ocean Harvest Technology

Headquarters: Galway, Ireland
Key Offering: OceanFeed® range for livestock and aquaculture

Specializing in precision seaweed blends, OHT’s products demonstrate 27% average methane reduction in dairy cattle across 14 commercial trials conducted in 2022-2023.

Key Developments:

  • New distribution partnership covering Southeast Asian markets

  • Patent pending on seaweed composition for poultry nutrition


8️⃣ 3. CP Kelco (A Huber Company)

Headquarters: Atlanta, Georgia, USA
Key Offering: Alginated-based feed binders and supplements

Leveraging 80+ years in hydrocolloid technology, CP Kelco provides customized seaweed solutions serving 1,200+ feed manufacturers globally.

Key Developments:

  • 2024 launch of pH-stable seaweed formulation for silage

  • Strategic partnership with Brazilian aquaculture giant


7️⃣ 4. Seasol International

Headquarters: Scoresby, Australia
Key Offering: Brown seaweed extracts for OEM feed producers

Seasol’s traceable supply chain covers 280 collection points along Australia’s southern coast, with blockchain integration implemented in 2023.

Key Developments:

  • A$6 million processing facility upgrade completed Q1 2024

  • First commercial-scale harvest of cultivated seaweed strains

Download FREE Sample Report: Feed Grade Seaweed Powder Market – Detailed Research Report


6️⃣ 5. Algaia (Olmix Group)

Headquarters: Lannilis, France
Key Offering: Marine-based gut health solutions

Algaia’s science-backed products replace 15-30% of antibiotics in livestock feeds, with clinical validation across 8 EU countries.

Key Developments:

  • New R&D center focusing on seaweed bioactive extraction

  • Supply agreement with Europe’s largest pork producer


5️⃣ 6. Irish Seaweeds

Headquarters: Galway, Ireland
Key Offering: Organic-certified seaweed meals

Operating since 1978, this family-run business provides premium Ascophyllum products to the EU organic farming sector.

Key Developments:

  • Began regenerative harvesting program in 2023

  • Launched carbon-neutral shipping initiative


4️⃣ 7. Mara Seaweed

Headquarters: Edinburgh, UK
Key Offering: Artisanal seaweed blends for premium feeds

Mara’s small-batch production serves high-value aquaculture operations specializing in salmon and shrimp.

Key Developments:

  • New sensory enhancement formula for aquafeed

  • Doubled harvesting capacity in 2024


3️⃣ 8. Seagreens

Headquarters: East Sussex, UK
Key Offering: Nutrient-standardized powders

Seagreens’ patented washing process removes heavy metals while preserving beneficial minerals—critical for premium animal nutrition.

Key Developments:

  • Received novel food approval for seaweed feed additives

  • Expanded to three new Asian markets


2️⃣ 9. AlgaEnergy

Headquarters: Madrid, Spain
Key Offering: Microalgae-seaweed synergistic blends

This biotechnology firm develops precision formulations addressing specific livestock health challenges.

Key Developments:

  • Won EU Horizon 2020 grant for methane-reduction research

  • New aquaculture-focused product line launched 2023


1️⃣ 10. Gelymar

Headquarters: Santiago, Chile
Key Offering: Red seaweed-based aquafeed solutions

Gelymar dominates the South American market with carrageenan products that improve feed efficiency in shrimp farming.

Key Developments:

  • New Peru facility operational since Q3 2023

  • Proprietary seaweed cultivation technology

Get Full Report Here: Feed Grade Seaweed Powder Market – Detailed Research Report


🌍 Market Outlook: The Sustainable Feed Revolution

The feed grade seaweed powder sector is evolving beyond commodity supply into advanced nutritional solutions addressing pressing industry challenges.

📈 Emerging Industry Trends:

  • Regulatory-driven demand in Europe (CAP 2023 reforms)

  • Vertical integration from harvest to finished products

  • Precision fermentation enhancing bioactive concentrations

  • Blockchain adoption for sustainability certification

Get Full Report Here: Feed Grade Seaweed Powder Market – Detailed Research Report

These market leaders are not just supplying ingredients—they’re advancing the science of sustainable animal nutrition through marine innovation.