When the conversation turns to hemp seed, the spotlight usually falls on the headline products — hulled hearts, cold-pressed green oil, protein flour. But a full-cycle plant has a fundamental technological advantage that rarely gets stated outright: it processes not the best part of the seed, but the whole seed. Where one-sided processing leaves tons of low-value residue behind, deep processing splits the seed into streams, each of which becomes a product in its own right. The seed coat becomes hemp hulls, the residue left after pressing the oil becomes hemp press cake, and the fibrous fractions become dietary fiber. For feed producers, pet-food manufacturers, the cellulose and filtration industries, and ESG-minded buyers, this means access to feedstock that is inexpensive, fully documented and genuinely functional. Let's look at what hulls and press cake actually are, where they are used, and why the zero-waste model makes economic sense.
Zero-waste processing: what "full cycle" means in practice
The Makosh plant is Russia's first full-cycle facility for the deep processing of industrial hemp seeds. Here, full cycle is not a marketing formula but a description of the technological route: the seed is split into fractions in sequence, and none of them ends up as scrap. The kernel is separated from the seed (feeding the food line — hulled hearts, crushed hearts, dragéed hearts), the oil is pressed out, and the coats, fibrous parts and oil residue are directed toward producing hulls, fiber and press cake. The result is a cascade: a single incoming stream of raw material yields several marketable products of different purposes, from food-grade to technical.
The key feature of the model is its separate, documented streams. The food fraction (kernel, oil, flour) and the technical fraction (hulls and press cake for feed production and industry) are split apart over the course of the process. Processing follows a patented chemical-free technology (patent No. 2764298): no solvents, no aggressive chemistry. This is an important point for the buyer — the by-products carry no residual solvents, which is critical both for feed and for cellulose and filtration applications, where the purity of the feedstock determines the quality of the end result.
Hemp hulls: light fiber with high absorbency
Hemp hulls are the seed coat, separated when the hulled hearts are produced. By nature this is a low-calorie material with a high dietary-fiber content and pronounced absorbent capacity: hulls bind water well and hold it within their structure. This combination of lightness, fibrousness and absorbency makes them a workable technological feedstock rather than ballast for disposal.
Applications for hemp hulls span several industries at once:
- A base for producing food-grade and technical fiber — a concentrated fibrous ingredient;
- Feed additives — a source of coarse fiber for the rations of farm animals;
- Feedstock for producing hemp cellulose — for the paper, packaging and materials-science industries;
- Filtration materials — thanks to their porous structure and high absorbency, hulls suit sorption and filtering solutions;
- Fillers and a component of biocomposites — a light plant fiber as a replacement for synthetics in a range of technical tasks.
For the industrial buyer, hulls are of interest precisely as a raw-material base for in-house processing: they can be sent for milling into fiber, for cellulose production, or for the manufacture of filtering and sorption materials. This is feedstock with a predictable plant origin and no chemical treatment.
Hemp press cake: protein and fiber after the oil is pressed
Hemp press cake (the residual material after pressing) is what remains after the oil is cold-pressed from the seed. By the logic of the process, the press cake concentrates everything that did not go into the oil: residual plant protein, fiber and the seed's accompanying nutrients. Cold pressing without heat or solvents means the protein and fiber portions of the cake retain their original profile, while the material itself contains no processing chemistry.
Press cake has two principal application tracks, and both create added value:
- Feed raw material — the cake serves as a source of residual protein, fiber and omega fatty acids for the rations of farm animals and as part of pet food;
- Feedstock for further milling — the cake can be processed into protein flour, raising the degree of seed utilization and the depth of processing.
This is exactly why, in the full-cycle model, press cake is not the "end of the line" but an intermediate product that can either be shipped as standalone feed raw material or returned to processing to yield protein flour (40–45 g of protein per 100 g). Hemp feed based on press cake and hulls is attractive because it combines protein, coarse fiber and the fat component in a single plant material.
The economics of the zero-waste model: cost per ton and supply stability
The main commercial point of zero-waste production lies in how costs are distributed. When a single ton of seed yields not one product but a cascade of food and technical streams, the cost of processing is shared among them. This improves the economics of every product and makes affordable even those fractions that one-sided processing would treat as low-value residue.
For B2B procurement, this has several practical consequences:
- An attractive price per unit of feedstock — as by-products of deep processing, hulls and press cake come out cheaper than purpose-grown equivalents;
- Domestic origin and logistical proximity — the feedstock is produced in Russia, which reduces dependence on imports and currency risk;
- Predictability and documentary support — the streams are separated and properly documented, and shipments come with the necessary paperwork;
- ESG rationale — putting the entire seed to use, the absence of chemistry and minimized waste strengthen the buyer's environmental reporting.
Zero-waste processing is more than an environmental gesture; it is sound industrial logic. The deeper the processing and the more streams created from a unit of raw material, the more stable the economics of the whole chain.
Industrial hemp as an eco-favorable crop
The value of the feedstock begins out in the field. Industrial hemp is an eco-favorable crop with a number of agronomic advantages that strengthen the ESG profile of products based on it:
- A comparatively low water requirement relative to a number of traditional crops;
- Minimal need for agrochemicals — the plant has natural resilience;
- A short growth cycle that delivers a harvest quickly;
- Phytoremediation properties — the ability to improve the soil and draw a range of contaminants out of it.
Taken together, this means that both hulls and press cake are feedstock with a favorable "carbon context" already at the cultivation stage. For a buyer building a supply chain with sustainability in mind, this is an additional, verifiable argument in favor of hemp feedstock.
Regulatory basis and documentation: what matters to the buyer
It is worth addressing separately the regulatory question that inevitably comes up for any new buyer. Industrial hemp is not marijuana: it is grown from registered low-cannabinoid varieties, and its processed products contain no narcotic substances. The THC and cannabidiol content is confirmed by laboratory analysis — by the report of the Tula Forensic Science Laboratory of the Russian Ministry of Justice No. 2489 of 09.12.2025.
The production and documentary basis is designed precisely for the industrial buyer:
- An FSSC 22000 v6 / ISO 22000 food-safety management system incorporating HACCP principles, certificate No. 2510FSSC28101526 (valid until 06.10.2028);
- 11 active EAEU / TR CU declarations of conformity — one for each product;
- A patented chemical-free deep-processing technology (patent No. 2764298), guaranteeing the absence of residual solvents in the streams;
- Resident status in the Uzlovaya SEZ (Tula Region) — certificate of the Russian Ministry of Economic Development No. 202171011392029 of 22.04.2021.
For feed and technical applications, we deliberately keep our claims within sober bounds: hulls and press cake are described as a source of plant-based fiber, protein and the fat component — with no therapeutic or veterinary-medical promises. This kind of language is at once honest and durable for long-term B2B cooperation.
Who this feedstock suits, and for which tasks
Brought together, the zero-waste streams of hemp seed meet the needs of several categories of industrial buyers:
- Feed producers and pet-food manufacturers — press cake and hulls as a source of plant protein, coarse fiber and omega fatty acids for rations;
- The pulp, paper and packaging industry — hulls as feedstock for producing hemp cellulose and fibrous materials;
- Manufacturers of filtration and sorption materials — porous, absorbent hulls as a technological base;
- Developers of biocomposites and fillers — a light plant fiber as an alternative to synthetics;
- Processors increasing their depth of processing — press cake as feedstock for milling into protein flour.
Hemp hulls and hemp press cake are a vivid example of how the value of feedstock changes with the shift to a full cycle: what one-sided processing would turn into waste becomes feed, cellulose and filtration feedstock here — with clear economics and documentary support. The Makosh plant produces hulls, press cake and fiber as part of the zero-waste deep processing of hemp seed — using a chemical-free technology, with confirmed food safety and EAEU declarations. If you are looking for domestic plant-based feedstock for feed, cellulose, filtration or further processing, you can review the specifications of hulls, press cake and related products in the Makosh catalogue and on its quality page — specifications and supply terms are provided on request.
This is what we make
Our own full-cycle plant in the Uzlovaya SEZ. Wholesale, EAEU documents, 0% THC.
Hulled hemp hearts (separated)
Protein over 30% · omega-3/6
Cold-pressed green hemp seed oil
Omega-6 : omega-3 = 3.5 : 1
Hemp protein flour
Protein 40–45 g/100 g
We’ll match a product to your production need and send samples with documents.