GMOs and cocoa: coming soon?
For several years, the cocoa industry has been facing a difficult equation: climate change, emerging diseases, falling productivity in certain historical areas, and increasing pressure from global demand. In this context, a recent announcement caught the attention of the entire industry. Chocolate giant Mars has partnered with American biotech company Pairwise to explore genetic modification of the cocoa tree using the CRISPR technique. Their objective is clear: to develop varieties that are more disease-resistant, better adapted to future climatic conditions, and capable of offering higher yields.
But behind this announcement, a question arises for fine cocoa and bean-to-bar chocolate lovers: is this an inevitable turning point for the industry?
Young cocoa tree nursery, Peru Chazuta
GMOs vs. NGTs: What are we really talking about?
In this debate, words matter. We talk less about GMOs today than about NGTs (New Genomic Techniques). The distinction is technical but important.
"Classic" GMOs rely on the introduction of genes from other species into a plant's genome. NGTs, such as CRISPR-Cas9 or "molecular scissors," allow for targeted editing of the existing genome, by activating, deleting, or modifying certain genes without necessarily introducing external DNA.
For industrialists, this difference justifies more flexible regulation. However, for consumers and producers, the line remains blurred: in both cases, it is indeed a directed modification of living organisms. Proponents of NGTs argue that by editing existing genes, these techniques would only amplify or attenuate genetic variations already present in the species' DNA code. Conversely, classic GMOs introduce one or more genetic characteristics from different species that would not naturally occur in the environment.
Nobel Prize in Chemistry 2020 awarded to Emmanuelle Charpentier and Jennifer Doudna for the development of the CRISPR-Cas9 genome editing method
Why modify the cocoa tree today?
The stated motivations are real. Cocoa remains a fragile crop. Diseases like moniliasis, swollen shoot, or brown rot continue to threaten yields in Africa and Latin America. Climate change exacerbates these pressures with unstable water cycles, higher temperatures, and increased seasonal variability.
In this context, the idea of a more resistant, productive, and stable variety naturally attracts industrialists who need to secure their volumes. However, recent history shows that the development of modified cocoa trees is far from simple: since 2015, several research programs have encountered major biological and agronomic obstacles.
Peruvian hybrid, CCN51
Health risks: what do we know?
At this stage, no solid scientific data shows that authorized GMO foods pose specific health risks. However, modified cocoa would raise particular questions, especially for consumers sensitive to complex aromatic profiles and varietal purity.
The main health challenge today remains less direct toxicity than traceability, labeling, and transparency towards the consumer. In a bean-to-bar market based on origin, variety, and terroir, perception matters as much as scientific data.
Environmental risks
Environmental issues are more debated. The massive introduction of a genetically edited variety could increase genetic standardization, already observed with certain intensive hybrid varieties such as CCN51 or the Ivorian Mercedes. Increased homogeneity increases vulnerability to future diseases.
Ivorian Mercedes
There is also a risk of genetic contamination via pollination, which can affect local populations and native varieties preserved in certain regions of Amazonia or West Africa. For many agronomists, genetic diversity remains the best insurance against climatic uncertainties.
What is the probability of eating NGT chocolate?
In the short term, it remains low. Several obstacles exist. First, scientific: the cocoa tree is a complex species, slow to reproduce, and difficult to genetically stabilize. Second, regulatory: the European Union and Switzerland currently maintain strict rules on the import and labeling of GMOs, even if a debate on relaxing NGT regulations is underway.
Finally, there is a cultural obstacle: the premium chocolate market values origin, biodiversity, and ancient varieties. Introducing genetically edited cocoa into this segment would be difficult to accept.
Is it really necessary?
This is undoubtedly the most important question. Cocoa already possesses immense genetic diversity. The Criollo, Nacional, Amelonado, Trinitario varieties, and wild Amazonian populations constitute a precious reserve of adaptive traits. Several participatory breeding programs demonstrate that it is possible to obtain resistant varieties by intelligently crossing existing genetics.
Nacional
In regions like San Martín in Peru or Ecuador, the rediscovery and valorization of native cocoas have already made it possible to combine aromatic quality and agronomic resilience. For many researchers and producers, investing in conservation and traditional selection remains a more sustainable and culturally coherent path.
Peruvian hybrid, CCN51
Stay vigilant
For now, our hopes of avoiding a drastic turning point rest on two factors: the scientific complexity of the cocoa tree, which slows down laboratory advancements, and the maintenance of strict regulatory frameworks in Europe and Switzerland. But the debate is evolving quickly, and economic pressures are strong.
For cocoa and bean-to-bar chocolate enthusiasts, vigilance remains essential. Because beyond the technique, a broader question arises: do we want standardized cocoa, optimized for yield, or living, multifaceted cocoa, rooted in its terroirs and its histories?
The future of chocolate will undoubtedly depend on our collective answer.
Comments