Is Rye Roll Acidic or Alkaline?
Rye roll (baked) is slightly acid-forming: Positive PRAL: acid-forming after digestion.
Classification
Rye rolls come in at +3.1, at the low end of the roll lineup. Rye brings more potassium and magnesium than wheat, so it offsets part of the acid from protein and phosphorus. Most doughs still contain a good share of wheat. At 273 kcal per 100 g, it's also the lightest of the common rolls.
In the Grains, Bread & Pasta category, rye roll (baked) ranks #38 of 121, sorted from alkaline to acid-forming. More alkaline options include Bulgur (durum wheat) (+3.1), Oat bread (+3.0), Tagliatelle (+3.0). More acid-forming are Mixed roll (+3.3), Granola (+3.4), Croissant (+3.4).
Acidic or alkaline: PRAL, not pH
On this site, acidic and alkaline refer to the PRAL (potential renal acid load). It estimates what a food leaves behind once it has been digested: a positive value is acid-forming, a negative value is alkalizing. That is different from the pH of the food itself: a lemon tastes sour, yet its PRAL is −4.0, so it is alkalizing. Your diet does not change your blood pH. It does change how much acid your kidneys have to deal with.
What balances rye roll
Two slices (100 g) of rye roll adds +3.1 to your daily balance. These three bring it back; the grams shown offset exactly this serving.
Frequently Asked Questions
Is rye roll acidic?
It depends on what you mean by acidic. The pH describes the food itself, for example how sour it tastes. The PRAL describes what it leaves behind after digestion: Rye roll (baked) has a PRAL of +3.1 per 100 g, so it counts as slightly acid-forming in your daily acid-base balance.
How much kale offsets two slices (100 g) of rye roll?
Two slices (100 g) of rye roll adds +3.1 to your daily balance. Kale (fresh) has −11.7 per 100 g, so about 30 g of kale offset this serving.
Do I have to avoid rye roll on an alkaline diet?
No. What counts is the balance of the whole day, not a single food. Rye roll is slightly acid-forming; with enough vegetables, potatoes and fruit on the same plate, the meal stays balanced.
Rye Roll logged, balance checked.
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Compare all Grains, Bread & Pasta: Grains, Bread & Pasta table. Common questions are answered in Acidic or Alkaline?, and the PRAL calculator adds up a whole meal.
Source: Basentracker food database (PRAL according to Remer & Manz, calculated from protein, phosphorus, potassium, magnesium and calcium per 100 g). This information does not replace medical advice.