The ROOT Brands Launches KO3 Antarctic Krill Oil Dietary Supplement

Dezember 16, 2025
6:09 p.m.

The ROOT Brands pursues a strategy focused on scientifically documented ingredients and controlled manufacturing processes. With KO3, the US-based company expands its portfolio to include an omega-3 dietary supplement derived from Antarctic krill oil. The product combines phospholipid-bound omega-3 fatty acids with astaxanthin and relies on certified purity testing during production. The emphasis is on raw material sourcing, production control, and composition. KO3 aligns with a market trend in which transparency and manufacturing standards are gaining increasing importance.

Product Positioning in the Growing Omega-3 Market

Omega-3 products have been among the high-volume categories in the dietary supplement market for years. Alongside this growth, demands for transparency, raw material sourcing, and processing continue to rise. Against this backdrop, The ROOT Brands positions KO3 as a krill oil-based product that differs from conventional fish oil formulations. The focus is not on a new efficacy claim, but rather on the combination of raw material selection, structure, and manufacturing process.

The-Root-Brands-KO3-Antarctic-Krill-Oil-new — The Root Brands KO3-Antarctic Krill Oil

Antarctic Krill Oil as Raw Material Base

KO3 is based on oil from Antarctic krill (Euphausia superba), a small crustacean species found in cold, nutrient-rich ocean regions that forms the foundation of numerous marine food chains. Krill oil differs chemically from fish oil due to its high proportion of omega-3 fatty acids bound to phospholipids. This structure has been the subject of numerous nutritional science studies and has been scientifically discussed in the industry for years.

The raw material used is Neptune Krill Oil, a trademarked ingredient (NKO®) with defined parameters for fatty acid profile, phospholipid content, and astaxanthin levels. NKO® is not a separate active ingredient but rather a defined raw material quality that has been described in multiple studies and scientific publications. The designation of a branded raw material serves transparency regarding the origin and specification of the ingredients used.

Purity and Production Control

A central concern with marine raw materials is contamination by heavy metals. The background is the tendency of marine organisms to accumulate substances from the environment over their lifespan, which becomes relevant during oil extraction. The ROOT Brands states that KO3 undergoes batch-by-batch testing during manufacturing to exclude potential contaminants such as heavy metals or environmental residues. According to the company, such a certification process is not yet standard practice among krill oil products.

Composition and Ingredients

Omega-3 Fatty Acids (EPA and DHA)

Krill oil contains the marine omega-3 fatty acids eicosapentaenoic acid (EPA) and docosahexaenoic acid (DHA). Unlike conventional fish oils, these fatty acids in krill oil are predominantly bound to phospholipids. This chemical binding form differs structurally from triglyceride-bound omega-3 fatty acids used in many fish oil supplements.

This structure is extensively studied in the scientific literature, particularly regarding absorption mechanisms and distribution in the body. However, statements about specific effects are subject to regulatory requirements and are therefore not evaluated in this editorial context.

Phospholipids as Carrier Structure

A key component of krill oil is natural phospholipids, including phosphatidylcholine. Phospholipids are fat-soluble molecules that also occur in biological membranes. In dietary supplements, they primarily serve a structural function by binding lipophilic ingredients and making them transportable. In the context of krill oil, phospholipids are considered a characteristic distinguishing feature from fish oil products, as they significantly shape the chemical matrix of the oil.

Astaxanthin as a Natural Component

Krill oil naturally contains astaxanthin, a carotenoid that gives the oil its reddish color. Astaxanthin is produced by microalgae and accumulates in krill through the food chain. In KO3, astaxanthin is present not as an isolated ingredient but as a natural component of the krill oil. The ROOT Brands states that the astaxanthin content exceeds the market-standard levels of comparable krill oil products. What matters here is the composition, not the evaluation of possible physiological effects.

Context on the Bioavailability Discussion

In scientific publications, krill oil is frequently studied in the context of omega-3 fatty acid absorption. The focus is less on the absolute amount and more on the molecular binding form. Studies compare phospholipid-bound omega-3 fatty acids with triglyceride-bound variants from fish oil.

Sustainability and Origin

According to the company, the krill used is sourced from Antarctic fishing grounds that are subject to international regulations. Fishing is conducted within established quotas designed to protect the population. In this context, sustainability functions less as a marketing argument and more as a prerequisite for long-term access to marine raw materials in sensitive ecosystems.