Is Wholemeal Roll Acidic or Alkaline?
Wholemeal roll (baked) is slightly acid-forming: Positive PRAL: acid-forming after digestion.
Classification
Wholemeal rolls contain the whole grain, including the outer layers. Along with potassium and magnesium, those layers hold a lot of phosphorus, so the bottom line is an acid-forming value of +4.3. That puts them slightly below a wheat roll, but above rye or mixed rolls. Their advantage is fiber and satiety, not the acid-base balance. That is decided by the topping.
In the Grains, Bread & Pasta category, wholemeal roll (baked) ranks #58 of 121, sorted from alkaline to acid-forming. More alkaline options include Wholemeal toast bread (+4.3), Brown rice (+4.2), Wholemeal spaghetti (+4.2). More acid-forming are Rye, whole kernel (+4.4), Potato bread (+4.7), Wheat-rye bread (+4.7).
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 wholemeal roll
Two slices (100 g) of wholemeal roll adds +4.3 to your daily balance. These three bring it back; the grams shown offset exactly this serving.
Frequently Asked Questions
Is wholemeal 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: Wholemeal roll (baked) has a PRAL of +4.3 per 100 g, so it counts as slightly acid-forming in your daily acid-base balance.
How much avocado offsets two slices (100 g) of wholemeal roll?
Two slices (100 g) of wholemeal roll adds +4.3 to your daily balance. Avocado (ripe) has −9.9 per 100 g, so about 40 g of avocado offset this serving.
Do I have to avoid wholemeal roll on an alkaline diet?
No. What counts is the balance of the whole day, not a single food. Wholemeal roll is slightly acid-forming; with enough vegetables, potatoes and fruit on the same plate, the meal stays balanced.
Wholemeal 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.