Which purine base makes up most of this number?

Hypoxanthine — 373 mg of the 428.8 mg per 100 g total. The rest is guanine 27.9, adenine 27.6, xanthine 0.3.

Is this value for raw or cooked food?

Cooked — the source entry is Pork, cured, bacon, cooked. Values per 100 g are not directly interchangeable between raw and cooked entries.

Why is hypoxanthine the largest fraction here?

Hypoxanthine accounts for 373 of the 428.8 mg total — about 87% of the number.

Pork, cured, bacon, cooked

High purine

Pork (other than organs)

Purine content

429 mgper 100 g

The level label is a plain categorization of the number above — not a statement about whether this food fits your diet. See the full disclaimer.

Composition — per 100 g

Purine, total	429 mg
— Adenine	27.6 mg
— Guanine	27.9 mg
— Hypoxanthine	373 mg
— Xanthine	0.3 mg
Fructose	0.01 g
Calories	500 kcal

Missing figures are shown as “No data available”; values are copied from the sources below and are never estimated. Laboratory values differ between studies and samples.

Where these numbers come from

Purine total and fractions: USDA and ODS-NIH Database for the Purine Content of Foods, Release 2.0 (2025) — USDA analytical data (FDC Foundation Foods program).
Fructose and calories: USDA FoodData Central record #749420.

If you want something similar

Within pork (other than organs), the same table also lists Pork, cured, bacon, unprepared at 140.7 mg and Pork sausage, uncured, link/patty, raw at 160.1 mg per 100 g.

From the author

Personal experience of someone living with gout

I skip it during a flare; otherwise one slice with an egg is breakfast.

Personal experience — not medical advice. Read the full disclaimer.

Questions

Which purine base makes up most of this number?: Hypoxanthine — 373 mg of the 428.8 mg per 100 g total. The rest is guanine 27.9, adenine 27.6, xanthine 0.3.
Is this value for raw or cooked food?: Cooked — the source entry is Pork, cured, bacon, cooked. Values per 100 g are not directly interchangeable between raw and cooked entries.
Why is hypoxanthine the largest fraction here?: Hypoxanthine accounts for 373 of the 428.8 mg total — about 87% of the number.

Looking for a different food? Search the full database — every entry there links back to its source, whether or not it has a page like this one. Or browse high purine foods.