Are Portabella Mushrooms Keto Friendly?

Each serving of portabella mushrooms (1 cup diced) contains 2.2 g of net carbs. At only 19 calories per serving, they're not very substantial, but their carb count is still low enough to fit it easily into most meals.

Portabella mushrooms are also a good source of protein, at 1.8 g per serving.

Keto Friendliness by Mushroom Variety

All mushrooms fit comfortably into a keto diet, though some varieties are friendlier than others. Morel mushrooms come in at the top, with just 1.5 g of net carbs per serving and a generous 2.1 g of fat. Shiitake mushrooms fall at the high end of the carb scale, at 4.9 g of net carbs per serving, though they also provide 2.6 g of fat.

Per 1 cup serving

Mushroom Variety	Net Carbs	Protein	Fat
Morel	1.5 g	0.4 g	2.1 g
White	1.6 g	0.2 g	2.2 g
Chanterelle	1.7 g	0.3 g	0.8 g
Portabella	2.2 g	0.3 g	1.8 g
Enoki	3.3 g	0.2 g	1.7 g
Maitake	3.0 g	0.1 g	1.4 g
Oyster	3.3 g	0.4 g	2.8 g
Shiitake	4.9 g	0.6 g	2.6 g

Vitamins and nutrients

Portabella mushrooms are high in niacin, a B vitamin that supports the health of your nervous system and digestive system.