The food industry is currently navigating a paradoxical situation: while national nutritional databases track around 150 key nutritional components (proteins, carbohydrates, lipids, vitamins, minerals), science is revealing that our food actually contains more than 139,000 distinct biochemical compounds, the majority of which remain largely unexplored. This discovery, described as «nutritional dark matter» by Hungarian-American physicist Albert-László Barabási of Northeastern University, is revolutionising our understanding of the relationship between diet and health. These «invisible» molecules have a profound influence on our metabolism, our microbiota and our susceptibility to chronic diseases.
Nutritional dark matter: what exactly is it?
The term« nutritional dark matter »The concept of «dark matter» is inspired by astronomy, where dark matter accounts for around 27% of the universe, but remains invisible because it neither emits nor reflects light. Similarly, the vast majority of chemical compounds in our food are 'invisible' in terms of scientific research, explains Professor David Benton of Swansea University.
Nutritional databases track only 150 of the biochemical compounds present in food. This limitation is not due to a lack of rigour, but to the technical constraints of traditional analytical tools.
Le Foodome project, an international research initiative co-founded by Albert-László Barabási, reveals that food contains more than 139,000 distinct molecules. These compounds have been linked to human proteins (influencing almost half of the human proteome), intestinal microbes and pathological processes, creating an atlas of the interactions between food and the body.
Documented impacts on health
These «hidden» compounds are not harmless. According to The Lancet, Poor nutrition is responsible for around one in five adult deaths worldwide. Understanding the complete chemistry of food is therefore not only a public health issue, but also a major commercial opportunity.
Documented concrete examples:
- TMAO (trimethylamine N-oxide) TMAO: Produced when intestinal bacteria metabolise compounds found in red meat and eggs, high levels of TMAO increase the risk of heart disease. Garlic contains substances that block its production, illustrating how a food can modulate a pathological biomarker.
- Urolithins Ellagic acid, present in various fruits and nuts, is converted by intestinal bacteria into urolithins, a group of natural compounds that help maintain mitochondrial health.
These interactions reveal that food functions as a complex network of interconnected molecules, where one compound can influence multiple biological mechanisms.
Foodomics: the scientific approach that changes the rules
The term «foodomics» refers to the systematic study of the full impact of food on the human body. This approach includes :
- Genomics The role of genes
- Proteomics Protein interactions
- Metabolomics cellular activity and metabolites
- Nutrigenomics The interaction between diet and gene expression
These approaches are beginning to reveal how food interacts with the body in ways that go far beyond calories and vitamins.
The emergence of foodomics is based on major technological advances:
- High resolution mass spectrometry : enables thousands of molecules to be identified simultaneously
- Machine learning and AI analysis of the complex interactions between food compounds and biological responses
- Network medicine Mapping the relationships between food molecules, human proteins and pathologies
The case of the Mediterranean diet clarified
Rich in fruit, vegetables, wholegrain cereals, pulses, nuts, olive oil and fish, with limited consumption of red meat and sweets, the Mediterranean diet is renowned for reducing the risk of heart disease. Foodomics is now making it possible to explain these benefits at the molecular level, beyond just macronutrients.
FAQ : Nutritional dark matter and B2B strategy
Summarising the importance and exact role of nutritional dark matter is still difficult and premature. But I'd like to suggest that you answer a few essential questions about it.
What are the practical applications for my ingredients company?
Nutritional dark matter opens up three major areas of innovation. First and foremost, the development of new-generation functional ingredients by characterising the bioactive profiles of natural sources such as plant by-products, algae or fungi, making it possible to create standardised extracts targeting specific biomarkers (TMAO, inflammation, etc.), microbiota). The next step, microbiome-friendly formulation identifying molecules that promote beneficial metabolites such as urolithins, and optimising synergies between fibre, polyphenols and microbial metabolites. Last but not least, precision nutrition profiling foods beyond the standard nutritional tables for personalisation based on genetics, microbiota and individual needs.
What are the main challenges ahead?
The challenges are divided into three categories. On the scientific and technical front, The characterisation of these compounds requires investment in R&D, validation of their stability in industrial processes (temperature, pH, oxidation) and standardisation of analysis methods between laboratories. In regulatory terms, The legislative framework for new ingredients and claims is evolving rapidly, requiring robust scientific dossiers in order to obtain health claims from EFSA or the FDA. Commercially, we need to educate the market about these advanced concepts while communicating in an accessible way, and differentiate ourselves in a sector saturated with functional claims.
Where do you actually start?
Start with a map of your current portfolio identifying ingredients that are potentially rich in nutritional dark matter: coloured fruit and vegetables, fermented products, plant co-products and marine sources. Collaborate with university laboratories or CROs specialising in metabolomics for preliminary screening. This stage does not require massive investment, but will generate valuable insights into your positioning.
How can we integrate foodomics into our product development?
Adopt a progressive approach. For each new project, ask for a simplified «foodomic profile» in addition to the standard nutritional analysis. Give priority to theGentle processes that preserve bioactive compounds : fermentation, enzymatic extraction, non-thermal technologies. Systematically document synergies between ingredients (matrix effect). Practical example: develop «boosters» combining soluble fibres, polyphenols and microbial metabolites to maximise beneficial interactions with the microbiota.
How can you anticipate regulatory changes in the area of nutritional dark matter?
Adopt a proactive strategy now. Build robust scientific dossiers, including mechanistic studies and pilot clinical trials, even before applications for authorisation are submitted. Engage in dialogue with authorities (EFSA, FDA) via professional associations to help define regulatory frameworks. Actively monitor Novel Food applications and approved health claims to identify trends and anticipate opportunities.
Which product categories would benefit most from these advances?
Functional foods, nutraceuticals and medical foods are the most promising categories. Functional foods can differentiate themselves with specific microbiota claims. Nutraceuticals can target specific biomarkers with a robust scientific approach. Medical foods can develop personalised formulations for specific pathologies. The challenge is to incorporate these innovations into your 2026-2028 product roadmaps by allocating an appropriate proportion of your marketing budget to the scientific education of your customers.
Conclusion: from the invisible to the tangible
Nutritional dark matter is no longer a theoretical concept: it is an active area of research that is already generating concrete applications. For B2B players in food ingredients, this advance represents an opportunity to differentiate themselves through science, to innovate in a targeted way and to meet growing expectations in terms of preventive health and personalised nutrition.
This would enable the food industry to move beyond reductionist approaches towards a future where food is not just nourishing, but actively health-promoting, tailored to individual needs and supported by a deeper scientific understanding.
Next steps:
- Evaluate your current positioning on this theme
- Identify a pilot project to test the foodomics approach
- Join collaborative initiatives (Foodome Project, sector consortia)
- Train your R&D and marketing teams in the fundamentals of foodomics
The nutritional revolution is underway. Companies that know how to decode and exploit this dark matter will gain a lasting competitive advantage in the health economy.
References
- Menichetti, G., Barabási, A.L., Loscalzo, J. «Chemical Complexity of Food and Implications for Therapeutics.» New England Journal of Medicine, Vol. 392, No. 18. https://www.nejm.org/doi/full/10.1056/NEJMra2413243
- Menichetti, G., Barabási, A.L., Loscalzo, J. (2024). «Decoding the Foodome: Molecular Networks Connecting Diet and Health.» Annual Review of Nutrition, 44(1), 257-288. https://www.annualreviews.org/content/journals/10.1146/annurev-nutr-062322-030557
- Barabási, A.L., Menichetti, G., Loscalzo, J. (2020). «The unmapped chemical complexity of our diet.» Nature Food, 1, 33-37. https://doi.org/10.1038/s43016-019-0005-1
- FoodNavigator (2025). «Nutritional dark matter: The hidden chemistry reshaping food and health.» Accessed October 9, 2025. https://www.foodnavigator.com/Article/2025/10/06/nutritional-dark-matter-the-hidden-chemistry-reshaping-food-and-health/
- Foodome Project. https://foodome.splashthat.com/