Is Gelatin Acidic or Alkaline?
Gelatin (raw) is strongly acid-forming: Positive PRAL: acid-forming after digestion.
Classification
Gelatin is almost pure animal protein with no potassium or magnesium to offset it. That's why it reaches +39.2, more than hard cheeses like Emmental or Alpine cheese (Bergkäse). In everyday life this matters much less: a cake or dessert needs only a few sheets, and in fruit gummies the amount is just enough for a slight plus. If you'd rather skip it, use agar-agar, which comes from seaweed and is alkaline.
In the Herbs, Spices & Sauces category, gelatin (raw) ranks #74 of 75, sorted from alkaline to acid-forming. More alkaline options include Nutritional yeast (yeast flakes) (+21.2), Mustard powder (+14.4), Mustard seeds (+14.4). More acid-forming are Baking powder (+339.2).
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 gelatin
A teaspoon (5 g) of gelatin adds +2.0 to your daily balance. These three bring it back; the grams shown offset exactly this serving.
Frequently Asked Questions
Is gelatin 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: Gelatin (raw) has a PRAL of +39.2 per 100 g, so it counts as strongly acid-forming in your daily acid-base balance.
How much kale offsets a teaspoon (5 g) of gelatin?
A teaspoon (5 g) of gelatin adds +2.0 to your daily balance. Kale (fresh) has −11.7 per 100 g, so about 20 g of kale offset this serving.
Do I have to avoid gelatin on an alkaline diet?
No. What counts is the balance of the whole day, not a single food. Gelatin is strongly acid-forming; with enough vegetables, potatoes and fruit on the same plate, the meal stays balanced.
Gelatin 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.
Free for Android · iPhone coming soon
Compare all Herbs, Spices & Sauces: Herbs, Spices & Sauces 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.