The plant-based blind spot: why ESG strategies need more than a label change
Plant-based food has become one of the most compelling narratives in corporate sustainability. It promises lower emissions, reduced land use, improved animal welfare, and alignment with shifting consumer and investor expectations. For organizations under pressure to demonstrate ESG progress, particularly those disclosing under IFRS S2 or reporting value-chain emissions, plant-based alternatives appear to offer a clean, measurable win.
But as more capital flows into this space and more companies reposition their portfolios around plant-based products, a harder question is surfacing in boardrooms and investment committees: are we genuinely improving sustainability and health outcomes, or are we substituting one set of industrial risks for another?
The answer, as the evidence increasingly shows, is more complicated than either advocates or critics suggest.
The environmental case is real, but not absolute
The emissions argument for plant-based alternatives is well-supported. A 2024 life cycle assessment by Tang, Miri, Soltani, Onyeaka, and Al-Sharify, published in Sustainability, found that plant-based burger patties produced approximately 65% lower global warming potential and 45% less water consumption than equivalent beef patties on a cradle-to-fork basis. A peer-reviewed LCA conducted by the University of Michigan’s Center for Sustainable Systems reported even larger differentials: 90% fewer greenhouse gas emissions, 93% less land use impact, and over 99% less impact on water scarcity compared to conventional US beef production (Heller and Keoleian, 2018).
These figures are significant. For companies reporting Scope 3 emissions across food and agriculture value chains, a shift toward plant-based ingredients can materially improve disclosed climate metrics. Under IFRS S2, which requires entities to disclose climate-related risks and opportunities that could reasonably be expected to affect their financial prospects, the ability to demonstrate measurable emissions reductions through product portfolio transitions has real reporting value.However, the environmental picture is not uniform. A review by Shanmugam, Bryngelsson, and Östergren, published in Sustainable Production and Consumption (2023), found that the climate impact of plant-based meat analogues varied more than fourfold, from 0.5 to 2.4 kg CO2 equivalent per kilogram, depending on ingredient sourcing, protein isolation methods, and manufacturing energy inputs. Highly processed protein isolates, which form the backbone of many manufactured plant-based meats, carry substantially higher environmental footprints than whole or minimally processed plant ingredients such as legumes and pulses.
The implication for corporate strategy is clear: not all plant-based transitions deliver the same environmental return. The degree of processing matters, and lifecycle analysis should inform product and sourcing decisions rather than category-level assumptions.
The health question is where ESG strategies get fragile
The more consequential tension for corporate leaders lies not in the environmental data, but in the health implications of ultra-processed plant-based products, and what this means for the “S” in ESG.
A landmark 2024 umbrella review by Lane, Gamage, Du, and colleagues, published in The BMJ, synthesized 45 meta-analyses involving nearly 10 million participants. It found that higher consumption of ultra-processed foods was associated with adverse outcomes across 32 health endpoints, including cardiovascular disease, metabolic disorders, mental health conditions, and all-cause mortality. The evidence was rated as convincing or highly suggestive for several outcomes.
Critically, however, this research does not treat all ultra-processed foods as equivalent. Emerging evidence suggests that the adverse health signals in ultra-processed food studies are driven disproportionately by specific product categories, particularly processed meats, sweetened beverages, and packaged snacks, rather than by the category as a whole. A 2025 opinion paper by Michael Greger, published in Clinical Nutrition Open Science, argued that plant-based meats, while technically classified as ultra-processed under the NOVA system, may actually offer more favorable cardiometabolic profiles than the conventional meats they replace, including lower cholesterol, reduced LDL, and less oxidative stress. A 2024 UK Biobank analysis by Rauber and colleagues, published in The Lancet Regional Health – Europe, found that while plant-based diets were associated with higher overall UPF consumption, plant-sourced ultra-processed foods showed different health outcome patterns than animal-sourced ultra-processed products, with the latter driving the strongest associations with cardiovascular harm.
This is not a settled debate. The science is evolving, and the heterogeneity within ultra-processed food categories makes blanket claims in either direction, whether promotional or cautionary, analytically indefensible.
For corporate leaders, the strategic risk is this: organizations that market plant-based products as inherently “healthy” without engaging with the processing and nutritional nuances are exposed. Not just to consumer backlash, but to potential regulatory scrutiny as disclosure frameworks mature and as the social dimensions of ESG reporting receive greater investor attention.
Transition quality, not just transition speed
This brings us to the real strategic question, which is not whether plant-based products have a role in sustainable food systems (they clearly do), but how organizations construct credible, defensible transition pathways that account for environmental, social, and nutritional complexity simultaneously.
Several approaches are emerging among more sophisticated operators. Some are pursuing hybrid strategies: reducing animal protein content rather than eliminating it entirely, or blending conventional ingredients with whole or minimally processed plant proteins. Others are investing in improving animal production systems through regenerative grazing, methane reduction technologies, and stronger welfare standards. Research by Stanley, Rowntree, Beede, DeLonge, and Hamm (2018), published in Agricultural Systems, found that well-managed adaptive multi-paddock grazing systems could sequester enough soil carbon to offset their entire greenhouse gas footprint, reducing finishing emissions from 9.62 to -6.65 kg CO2-equivalent per kilogram of carcass weight. This is a contested finding, and not universally replicable, but it suggests the environmental calculus is not simply “plant good, animal bad.”
Still others are shifting portfolio emphasis toward culturally familiar, minimally processed plant proteins, legumes, pulses, nuts, and fermented foods that deliver strong nutritional and environmental outcomes without the industrial complexity of manufactured meat analogues. A metabolomics comparison by Van Vliet and colleagues (2021), published in Scientific Reports, found that despite comparable Nutrition Facts panels, plant-based meat alternatives and grass-fed beef differed in 90% of measured metabolites, underscoring that nutritional equivalence cannot be assumed from label-level data alone.
From an ESG reporting perspective, these choices matter because disclosure frameworks are becoming more demanding. IFRS S2, which is already mandatory in Nigeria and being adopted across more than 20 jurisdictions globally, requires not just emissions metrics but disclosures on transition strategy quality, including how climate-related risks and opportunities are integrated into business models and decision-making. Investors and regulators are increasingly looking beyond headline reductions to ask harder questions: is the transition strategy resilient? Does it create unintended social or health risks? Are claims supported by evidence, or driven by marketing narratives?
The reporting imperative
For organizations in food manufacturing, retail, agriculture, financial services, and insurance, the plant-based transition is not a branding decision. It is a material sustainability issue that sits at the intersection of climate disclosure, product responsibility, consumer trust, and long-term risk management.
The more honest conversation, one that modern ESG reporting increasingly demands, is this: sustainability is not about replacing one extreme with another. It is about making credible, evidence-based choices that improve environmental outcomes without transferring risk to the social and health domains.
For organizations willing to engage with that complexity, plant-based strategies can still play a powerful role in the transition to more sustainable food systems. But only if they are grounded in substance, not slogans.
References
1. Lane, M.M., Gamage, E., Du, S., et al. (2024). “Ultra-processed food exposure and adverse health outcomes: umbrella review of epidemiological meta-analyses.” The BMJ, 384, e077310. doi:10.1136/bmj-2023-077310.
2. Tang, M., Miri, T., Soltani, F., Onyeaka, H. and Al-Sharify, Z.T. (2024). “Life Cycle Assessment of Plant-Based vs. Beef Burgers: A Case Study in the UK.” Sustainability, 16(11), 4417. doi:10.3390/su16114417.
3. Heller, M.C. and Keoleian, G.A. (2018). “Beyond Meat’s Beyond Burger Life Cycle Assessment: A detailed comparison between a plant-based and an animal-based protein source.” Center for Sustainable Systems, University of Michigan.
4. Shanmugam, K., Bryngelsson, S., Östergren, K., et al. (2023). “Climate Impact of Plant-based Meat Analogs: A Review of Life Cycle Assessments.” Sustainable Production and Consumption, 36, 328-337. doi:10.1016/j.spc.2023.01.014.
5. Greger, M. (2025). “Are ultra-processed plant-based meats better than the alternative?” Clinical Nutrition Open Science, 61, 241-252. doi:10.1016/j.nutos.2025.04.005.
6. Rauber, F., da Costa Louzada, M.L., Chang, K., et al. (2024). “Implications of food ultra-processing on cardiovascular risk considering plant origin foods: an analysis of the UK Biobank cohort.” The Lancet Regional Health – Europe, 43, 100948.
7. Van Vliet, S., Bain, J.R., Muehlbauer, M.J., et al. (2021). “A metabolomics comparison of plant-based meat and grass-fed meat indicates large nutritional differences despite comparable Nutrition Facts panels.” Scientific Reports, 11, 13828. doi:10.1038/s41598-021-93100-3.
8. Stanley, P.L., Rowntree, J.E., Beede, D.K., DeLonge, M.S. and Hamm, M.W. (2018). “Impacts of soil carbon sequestration on life cycle greenhouse gas emissions in Midwestern USA beef finishing systems.” Agricultural Systems, 162, 249-258. doi:10.1016/j.agsy.2018.02.003.
9. IFRS Foundation. (2023). IFRS S2 Climate-related Disclosures. International Sustainability Standards Board.
This article offers strategic insight for corporate decision-makers navigating the intersection of food systems, climate disclosure, and ESG risk. It does not constitute nutritional advice and recognizes that outcomes vary by geography, production methods, and regulatory context.
Unioncrest is a sustainability consulting firm that helps organizations embed sustainability into strategy, governance, and reporting.