Overview
About Zinfandel Grape
This entry is the berry, not the bottle.
Zinfandel is a black, thick skinned wine grape, genetically the same variety as Italian Primitivo and Croatian Tribidrag, and it is defined by sugar: it ripens to a higher sugar concentration than any grape you would find in a punnet, which is why the wines made from it routinely land above fifteen percent alcohol. On our grades that shows up exactly where you would expect. Excess fructose is D, the one high mark, and total FODMAPs are C. Everything else on the fruit is quiet: histamine B, tyramine B, salicylate B, oxalate B, nickel B, glutamates B, gluten A, sulfite A, nightshade A, lactose A. That sulfite A is the line worth underlining, because it is the single biggest difference between the grape and the two things people confuse it with. Fresh Zinfandel berries are unsulfited fruit. Zinfandel wine and dried grapes are not. The other quirk of this variety is that it ripens unevenly inside a single bunch, so a cluster can hold green berries and half raisined ones at the same time, and the shrivelled ones are concentrated sugar. If you are tracking fructose, a handful of wine grapes is not interchangeable with a handful of table grapes.
Sensitivities
How Zinfandel Grape scores
Watch for
What trips people up
- Excess fructose graded D. Wine grapes are picked at a far higher sugar concentration than table grapes, and in very ripe or shrivelled berries the sugar balance tips towards free fructose, which is precisely what this grade tracks and what fructose malabsorption reacts to
- Total FODMAPs graded C, so this is a portion problem rather than a forbidden fruit. Grapes are eaten absent mindedly by the handful while standing at the counter, which is how a moderate grade turns into a symptomatic dose
- Uneven ripening is characteristic of the variety. A single bunch can carry raisined berries next to under ripe ones, and a raisined berry is the same sugar in a quarter of the volume
- The grape and the wine are separate trigger profiles. Fresh berries are graded A for sulfites, whereas the wine made from them carries added sulfites plus fermentation histamine. Do not read a clean fruit grade as clearance for the bottle
- White Zinfandel is not a white grape. It is a pale rosé pressed from these same black berries and usually finished with residual sugar, so it belongs with the wine entries rather than with this fruit
Diet fit
Where it fits
Swap ideas
More alternatives
FAQ
Common questions about Zinfandel Grape
Are zinfandel grapes high FODMAP?
Partly. Total FODMAPs are graded C, moderate, but excess fructose is graded D, high. In practice that means a few berries are unlikely to matter and a large bowl very well might, and the specific FODMAP to blame is free fructose rather than fructans or polyols. If other fructose heavy fruit such as mango, honey or apple already causes you trouble, this is the same mechanism.
Are zinfandel and primitivo the same grape?
Yes. DNA work at UC Davis established that California Zinfandel, southern Italian Primitivo and the Croatian variety Tribidrag are one and the same variety under three names. For trigger tracking that is genuinely useful, because it means a Primitivo entry and a Zinfandel entry in your diary describe the same fruit and can be read together rather than as two separate exposures.
Is white zinfandel made from white grapes?
No, and it is one of the most persistent confusions in wine. White Zinfandel is a rosé made by running the juice off these dark skinned berries after very brief skin contact, and it is typically left with noticeable residual sugar. It is a sweet pink wine from a black grape. None of the clean grades on this fruit page carry over to it, since the wine picks up sulfites and fermentation byproducts that the berry does not have.
Do fresh zinfandel grapes contain sulfites?
The fresh fruit is graded A for sulfites, meaning no meaningful load. Sulfites enter the picture in the two processed forms: they are added during winemaking, and they are commonly used on dried grapes to keep the colour light. So a sulfite sensitive reader can be fine with the berry and clearly not fine with the wine or with certain dried fruit made from it.
References
Read the background
Ratings reflect the Triggerbites ingredient database and may vary with portion size and preparation.