mushrooms vs bacon: Protein

mushrooms: 3.1 g / 100 g. bacon: 37 g / 100 g.

mushrooms vs bacon: Climate impact

mushrooms: 0.3 kg CO₂e / kg. bacon: 12 kg CO₂e / kg.

mushrooms vs bacon: Water use

mushrooms: 30 L / kg. bacon: 796 L / kg.

mushrooms vs bacon: Land use

mushrooms: 0.3 m² / kg. bacon: 11 m² / kg.

mushrooms vs bacon: Saturated fat

mushrooms: 0.1 g / 100 g. bacon: 12 g / 100 g.

mushrooms vs bacon: Fibre

mushrooms: 1 g / 100 g. bacon: 0 g / 100 g.

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mushrooms vs bacon

How mushrooms and bacon compare on protein, climate impact, water use, land use, saturated fat and fibre — with a clear verdict.

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The numbers

The numbers	mushrooms	bacon
Protein (g / 100 g)	3.1	37
Climate impact (kg CO₂e / kg)	0.3	12
Water use (L / kg)	30	796
Land use (m² / kg)	0.3	11
Saturated fat (g / 100 g)	0.1	12
Fibre (g / 100 g)	1	0

The verdict

mushrooms is the better everyday choice. It uses less land and water and carries a smaller carbon footprint than bacon, while covering the same role on the plate. If protein density is your priority, adjust portion size rather than going back to bacon.

Sources: Poore & Nemecek (Science, 2018), FAO, USDA FoodData Central, Mekonnen & Hoekstra (2011).

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