Top 10 · Updated October 2026

Highest-Protein Buttermilks

Buttermilks: typically 3.3 g of protein per 100 g (median of 289 products). The buttermilks with the most protein per 100 g. Useful if you are trying to increase your protein intake. We checked 278 buttermilks with complete data.

1

Cultured Lowfat Buttermilk

Trader Joe's · 1 Quart, 970g

NOVA 3 110 kcal 12 g sugar 9 g protein 2 g fat

Also: Palm oil free · No additives
2

Fruchtbuttermilch Erbeere

Sontner · 477 ml

c NOVA 4 158 kcal 28 g sugar 6.8 g protein 1 g fat

Also: Palm oil free
3

Buttermilch Dessert Pflaume

Sachsen Milch · 200 g

c NOVA 4 112 kcal 14.1 g sugar 5.5 g protein 4 g fat

Also: Palm oil free
4

Lait ribot

Kerguillet · 1 L

c 91 kcal 4.5 g sugar 5 g protein 4.5 g fat
5

Lait ribot fermenté entier

Kerguillet · 500 ml

c 91 kcal 4.5 g sugar 5 g protein 4.5 g fat

Also: No additives
6

Buttermilk

Sainsbury's

NOVA 3 46 kcal 5.4 g sugar 4.7 g protein 0.5 g fat

Also: Palm oil free · No additives
7

Waitrose Essential Buttermilk

Waitrose · 284 ml

NOVA 1 45 kcal 5.5 g sugar 4.6 g protein 0.5 g fat

Also: Palm oil free · Vegetarian · No additives
8

Lait Ribot demi-écrémé

Kerguillet · 1 L

b NOVA 1 68 kcal 4.4 g sugar 4.5 g protein 2.4 g fat

Also: Palm oil free · Vegetarian · No additives
9

Organic cultured reduced fat buttermilk

b 54 kcal 5.4 g sugar 4.2 g protein 1.9 g fat

Also: No additives
10

Light Cultured Buttermilk

Friendship Dairies · 1 quart

b NOVA 3 50 kcal 5.4 g sugar 3.8 g protein 1.5 g fat

Also: Palm oil free · No additives

How we built this list

We ranked all published buttermilks on Foodmetria that have a photo and the required nutrition data, using values per 100 g from the product label. Ties are broken by Nutri-Score and by how often shoppers scan the product. Rankings update automatically as label data changes. Read our methodology.

More buttermilks rankings

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