Top Seaweed Protein Companies

Global Seaweed Protein Market size was valued at USD 571.66 Million in 2024 and is poised to grow from USD 616.25 Million in 2025 to USD 1123.85 Million by 2033, growing at a CAGR of 7.8% during the forecast period (2026–2033).

The global seaweed protein industry is competitive, with established players and start-ups starting to focus on innovation and sustainability. Major players such as CP Kelco, Algaia and Secura are dominating the market by investing in advanced agricultural techniques and expanding their product lines to include functional foods. Strategic collaborations between seaweed producers and food manufacturers are driving product development and market penetration. For example, partnerships in seaweed-based meat substitutes and functional beverages highlight the growth potential of the market. 'Cargill, Incorporated (USA) ', 'DuPont Nutrition & Biosciences (USA) ', 'Gelymar SA (Chile) ', 'Irish Seaweed Company (Ireland) ', 'Mara Seaweed (UK) ', 'Oceanium (UK) ', 'Seakura (Israel) ', 'Seaweed Solutions AS (Norway) ', 'Seamore (Netherlands) ', 'Qingdao Gather Great Ocean Algae Industry Group Co., Ltd. (China) ', 'Maine Coast Sea Vegetables (USA) ', 'Pacific Harvest (New Zealand) ', 'Algamo (Czech Republic) ', 'Seaweed Energy Solutions AS (Norway) ', 'Branch Brook Farm (USA) ', 'Seadling AS (Norway) '

Increasing popularity of the plant-based protein supplement has led to increased demand for seaweed protein which is a major market driving factor. The global seaweed protein industry is flourishing, due to rising demand for plant-based foods. Seaweed is also beneficial as they are high in minerals, vitamins, and micronutrients, all of which aid in the promotion of good health. As a result, the market for seaweed protein is being driven by these factors.

Growing Seaweed Protein Applications in Nutrient Rich Food are Estimated to Provide Lucrative Opportunity for the Market Growth: Increasing seaweed popularity as a plant-based protein since it is the best dietary source of iodine, which helps support thyroid gland and contains minerals & vitamins such as K and B, zinc, and iron, along with antioxidants. Emerging applications in various industries such as food and cosmetics are projected to create significant opportunities for the key players in the market during the forecast period.

As per the seaweed protein market outlook, Asia Pacific is dominating and accounted for USD 296.8 million in 2024. The increasing adoption of commercial type of algae in traditional cuisines of various countries such as China, Japan, and Vietnam have elevated its global demand over the past few years. The growing demand for macro algae from the foodservice sector also propels market growth in the region. The rising popularity of plant-based cosmetics and personal care products among consumers is further expected to fuel the market growth in the upcoming years. The main algae production region is Asia, although other regions have begun to grow more and more selective algae species to meet the growing worldwide demand for a variety of products intended for human consumption, such as foods, cosmetics, pharmaceuticals, and nutraceuticals. Other seaweed applications include agricultural fertilizers, animal feed, and biofuels.