Global Microalgae-Based Aquafeed Market - Global Industry Size, Share, Trends, Competition, Opportunity, and Forecast, By Product Type (Algal Oil, Protein Isolates, Whole Microalgae, Algal Meal, More), By Species (Schizochytrium, Nannochloropsis, Spirulina, Chlorella, More), By Region, By Company 2021-2031F 2021-2031F

Key Insights	Details
Forecast Period	2026 - 2031
Market Size (2025)	USD 293.52 Million
CAGR (2026-2031)	8.46%
Fastest Growing Segment	Protein Isolates
Largest Market	Europe
Market Size (2031)	USD 477.81 Million

Market Overview

The Global Microalgae-Based Aquafeed Market is expected to grow from USD 293.52 Million in 2025 to USD 477.81 Million by 2031 at a 8.46% CAGR. The Global Microalgae-Based Aquafeed Market centers on commercially produced microalgae ingredients, such as Spirulina and Chlorella, integrated into aquaculture feed formulations. These ingredients serve as vital sources of protein, essential omega-3 fatty acids, pigmentation agents, and functional feed additives for various aquatic species including fish and shrimp. Key market drivers include the increasing global demand for sustainable protein sources in aquaculture, driven by pressures on wild fish stocks and the volatile supply of traditional fishmeal and fish oil. Additionally, growing consumer preference for sustainably farmed seafood and advancements in microalgae cultivation technologies contribute significantly to market expansion.

The market also benefits from regulatory support for algae-based feed ingredients and their proven nutritional benefits for aquatic animal health. According to the Centre for Feed Innovation, in 2024, global algal oil output, a critical component of microalgae-based aquafeed, was approximately 20,000 metric tons. However, a significant challenge impeding market expansion is the higher production cost of microalgae biomass compared to conventional feed ingredients like fishmeal and soybean meal, limiting its broader adoption in price-sensitive aquaculture operations.

Key Market Drivers

Resource Scarcity and Price Volatility Drive Microalgae Adoption
The increasing scarcity and price volatility of traditional fish meal and fish oil resources represent a significant catalyst for the Global Microalgae-Based Aquafeed Market. As global aquaculture output continues to expand, the reliance on finite marine resources for feed ingredients becomes unsustainable, driving demand for viable alternatives. These pressures necessitate a shift towards novel protein and lipid sources that offer comparable nutritional benefits without exacerbating ecological strain. According to IFFO, the Marine Ingredients Organisation, in October 2026, global fishmeal production is projected to fall below 4.6 million metric tons in 2026, which would represent its lowest level since 2016. This reduction directly elevates the competitive advantage of microalgae as a stable and sustainable ingredient source, mitigating supply chain risks for aquafeed producers.

Technological Advances and Policy Targets Enable Market Expansion
Complementing the push from resource depletion, continuous advancements in microalgae cultivation and processing technologies are pivotal in enabling market expansion. Innovations in bioreactor design, nutrient optimization, and efficient harvesting techniques are progressively reducing production costs and enhancing biomass yields, making microalgae-based ingredients more economically competitive. For instance, according to a May 2026 report by UTS, biotechnology start-up Algenie received a $1.4 million grant from the Australian Government's Industry Growth Program to scale its patented photobioreactor technology coupled with AI-optimization. Such technological progress directly addresses the historical barrier of high production expenses, fostering broader adoption. Furthermore, according to the European Commission, in a July 2026 report, an initial objective has been set to source 25% of dietary EPA and DHA from non-fish ingredients, such as algal oil, in aquafeeds.

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Key Market Challenges

Production-cost disadvantage limits market expansion
A significant challenge impeding the expansion of the Global Microalgae-Based Aquafeed Market is the higher production cost of microalgae biomass compared to conventional feed ingredients. This cost differential directly limits its broader adoption, particularly within price-sensitive aquaculture operations globally. While microalgae offer considerable nutritional and sustainability advantages, economic viability remains a primary determinant for feed manufacturers and aquafeed producers.

Price disparities with traditional feeds constrain adoption
This elevated production expense directly hampers market growth by rendering microalgae-based solutions less competitive against established, lower-cost alternatives such as fishmeal and soybean meal. For example, according to the US Soybean Export Council, in September 2026, fishmeal prices exceeded USD 2,500 per metric tonne, while soybean meal was approximately USD 350 per metric tonne. Such substantial price discrepancies make it challenging for microalgae-based aquafeed to achieve widespread commercial viability and penetration in segments where feed cost profoundly influences profit margins. Consequently, aquaculture farms, especially those operating at scale or with narrow economic margins, are often hesitant to transition to more expensive microalgae-derived feeds, thereby constraining overall market growth.

Key Market Trends

Investment signals in functional microalgae-based aquafeed development
The market is increasingly influenced by the development of functional aquafeed ingredients, moving beyond basic nutritional substitutes to offer specific health and performance benefits for aquatic species. This trend leverages microalgae's diverse biochemical profiles to create additives that enhance immune response, improve digestion, and boost pigmentation. For example, Provectus Algae announced in July 2025 that it secured US$10.1 million in Series A financing, which is intended to scale up the production of its algae-based feed supplements designed to improve animal health and reduce emissions. This investment highlights the growing commercial interest in developing specialized microalgae solutions that provide tangible functional advantages within aquaculture diets.

Biorefinery-driven valorization of microalgae biomass and sustainability benefits
Complementing this, the biorefinery approach for residual biomass valorization is gaining traction, focusing on maximizing value from all components of microalgae cultivation. This strategy processes various fractions of microalgae biomass, including co-products and waste streams, into multiple high-value products across different industries, reducing waste and improving economic viability. Illustratively, Microphyt officially inaugurated the world's first industrial-scale microalgae biorefinery in Baillargues, southern France, in July 2025, which is projected to produce over 100 tons per year of natural active ingredients for sectors including animal feed. This integrated approach optimizes resource utilization and enhances the overall sustainability and profitability of microalgae production for aquafeed and other applications.

Segmental Insights

Rapid Growth of Protein Isolates in Microalgae-Based Aquafeed
The Protein Isolates segment is experiencing rapid growth in the Global Microalgae-Based Aquafeed Market, emerging as the fastest-growing category. This accelerated expansion is primarily driven by their increasing adoption in shrimp hatcheries across key aquaculture regions. Protein isolates serve as a superior and sustainable replacement for conventional fishmeal, which faces growing pressure due to declining wild-capture stocks and increasing retailer sustainability mandates. The high-protein concentrates derived from microalgae improve larval survival rates and enhance overall growth performance in aquatic species, offering a reliable and less volatile protein source with a complete amino acid profile. This shift provides aquaculture operations with better cost control and reduced operational risks, fostering further investment and market penetration.

Regional Insights

Policy Frameworks, Industry Maturity, and R&D Propel Europe in Microalgae-Based Aquafeed
Europe stands as a leading region in the Global Microalgae-Based Aquafeed Market, driven by a convergence of strategic factors. This regional dominance is primarily underpinned by robust regulatory frameworks and proactive initiatives from bodies such as the European Commission, exemplified by the EU Algae Initiative, which actively promotes the integration of sustainable, algae-based feed alternatives in aquaculture. Furthermore, the region's well-established aquaculture sector, coupled with strong consumer preferences for eco-certified, sustainably produced, and omega-3 enriched seafood, fuels a consistent demand for innovative aquafeed solutions. Europe's sustained investment in research and development, alongside advanced capabilities in microalgae cultivation and processing, further solidifies its influential position in the adoption of these technologies within commercial hatchery operations.

Recent Developments

• In June 2025, Veramaris announced a substantial increase in its algae oil production, achieving a 61% rise in 2024 and operating at full capacity for the first time. The company, a key supplier of marine algal oil as a sustainable alternative to fish-based omega-3s for aquafeed, emphasized that this milestone demonstrated aquaculture's ability to expand responsibly. This development significantly boosts the availability of microalgae-derived omega-3s, supporting the global microalgae-based aquafeed market by reducing reliance on wild fish stocks for essential nutrients.
• In June 2025, a collaborative Norwegian project, involving Nofima, SINTEF, UiT, and the industrial company Finnfjord AS, successfully developed salmon feed from microalgae cultivated using industrial carbon dioxide emissions. The initiative, partly funded by a NOK 93.3 million grant, aimed to utilize the 300,000 tons of CO₂ emitted annually from Finnfjord's ferrosilicon manufacturing plant. This breakthrough research demonstrated that these omega-3 rich microalgae provide a promising alternative to traditional fish oil in aquaculture feed, contributing to sustainable solutions within the global microalgae-based aquafeed market.
• In March 2025, BioMar reported a significant achievement in 2024 by producing nearly one million tons of aquafeed containing microalgae, representing approximately 70% of its total aquafeed volume. This milestone underscores BioMar's strategic shift towards alternative ingredients, aiming to reduce dependency on wild fish stocks and traditional marine resources. The increased integration of microalgae into its product lines demonstrates a substantial commercial scaling of microalgae-based solutions within the global aquafeed market, reinforcing its commitment to sustainable aquaculture practices.
• In May 2024, the European MICROBOOST project, led by Allmicroalgae in collaboration with several research institutions including NIVA and the University of Bergen, announced significant advancements. The project focused on developing and optimizing microalgae-based functional aquafeed ingredients designed to improve fish health and farming productivity. Through extensive research, high-value immunostimulatory ingredients derived from Nannochloropsis sp. and Euglena gracilis were created. This breakthrough research and collaboration directly impacts the global microalgae-based aquafeed market by introducing innovative solutions for fish resilience.

Key Market Players

• Cargill, Incorporated
• Corbion N.V.
• BioMar Group A/S
• Nutreco N.V. (Skretting)
• Alltech, Inc.
• DSM-Firmenich AG
• Archer-Daniels-Midland Company
• AlgaEnergy, S.A.
• Innovafeed SAS
• KnipBio, Inc.

By Product Type	By Species	By Region
Algal Oil Protein Isolates Whole Microalgae Algal Meal More	Schizochytrium Nannochloropsis Spirulina Chlorella More	North America Europe Asia Pacific South America Middle East & Africa

Report Scope:

In this report, the Global Microalgae-Based Aquafeed Market has been segmented into the following categories, in addition to the industry trends which have also been detailed below:

• Microalgae-Based Aquafeed Market, By Product Type:

• Algal Oil
• Protein Isolates
• Whole Microalgae
• Algal Meal
• More

• Microalgae-Based Aquafeed Market, By Species:

• Schizochytrium
• Nannochloropsis
• Spirulina
• Chlorella
• More

• Microalgae-Based Aquafeed Market, By Region:

• North America
• United States
• Canada
• Mexico
• Europe
• France
• United Kingdom
• Italy
• Germany
• Spain
• Asia Pacific
• China
• India
• Japan
• Australia
• South Korea
• South America
• Brazil
• Argentina
• Colombia
• Middle East & Africa
• South Africa
• Saudi Arabia
• UAE