Are Poppy Seeds Acidic or Alkaline?
Poppy seeds (raw) are slightly acid-forming: Positive PRAL: acid-forming after digestion.
Classification
Poppy seeds come in at +0.9, just inside the acid-forming range: their plentiful calcium almost offsets protein and phosphorus, but not quite. For a seed, that's a mild value; pumpkin seeds are far higher. In a poppy seed cake filling, sugar and milk dilute the value further, and in poppy seed strudel the dough determines the balance anyway.
In the Nuts & Seeds category, poppy seeds (raw) rank #8 of 29, sorted from alkaline to acid-forming. More alkaline options include Macadamia nuts (−1.1), Hazelnuts (−3.2), Hazelnut butter (−3.3). More acid-forming are Roasted pistachios (salted) (+1.6), Pecans (+2.0), Pistachios (+2.7).
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 poppy seeds
A handful (30 g) of poppy seeds adds +0.3 to your daily balance. These three bring it back; the grams shown offset exactly this serving.
Frequently Asked Questions
Are poppy seeds 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: Poppy seeds (raw) have a PRAL of +0.9 per 100 g, so they count as slightly acid-forming in your daily acid-base balance.
Do I have to avoid poppy seeds on an alkaline diet?
No. What counts is the balance of the whole day, not a single food. Poppy seeds are slightly acid-forming; with enough vegetables, potatoes and fruit on the same plate, the meal stays balanced.
Poppy Seeds logged, balance checked.
Basentracker adds up every meal automatically and shows whether your day is in the alkaline range. The same values as on this page, all 977 foods, photo scan, recipes.
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Compare all Nuts & Seeds: Nuts & Seeds 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.