vegan mayo vs mayonnaise
Compare
The numbers
| The numbers | vegan mayo | mayonnaise |
|---|---|---|
| Protein (g / 100 g) | 0.3 | 1 |
| Climate impact (kg CO₂e / kg) | 1.8 | 3.5 |
| Water use (L / kg) | 180 | 620 |
| Land use (m² / kg) | 1.4 | 3.6 |
| Saturated fat (g / 100 g) | 3.5 | 5.5 |
| Fibre (g / 100 g) | 0 | 0 |
The verdict
vegan mayo is the better everyday choice. It uses less land and water and carries a smaller carbon footprint than mayonnaise, while covering the same role on the plate. If protein density is your priority, adjust portion size rather than going back to mayonnaise.
Sources: Poore & Nemecek (Science, 2018), FAO, USDA FoodData Central, Mekonnen & Hoekstra (2011).
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