Americans search Google for “sourest gummy worms” about 12,100 times a month and “sourest gummy” about 6,600 times. For the sourest candy of any kind, see our sourest candy page: Toxic Waste and Warheads are hard candies.
Price tables: SpicyExtreme foods
At a glance
| Product | Extrabux sourness | Lowest eBay | Amazon |
|---|---|---|---|
 Sour Patch Kids Extreme | 5 of 5 | $11.94 | Check price |
 Trolli Sour Brite Crawlers | 4.5 of 5 | $6.97 | Check price |
 Haribo Z!NG Sour S'ghetti | 4 of 5 | $7.99 | Check price |
 Airheads Xtremes Sour Belts | 4 of 5 | $12.80 | Check price |
 Sour Punch Straws | 3.5 of 5 | $10.80 | Check price |
The sour gummies
Sour Patch Kids Extreme
Top of Extrabux's ranking with the only perfect sourness score, one step up from regular Sour Patch Kids (4.5).
Trolli Sour Brite Crawlers
The sour gummy worm most people mean, scored 4.5 out of 5 by Extrabux. The 7.2 oz bag is the common size.
Haribo Z!NG Sour S'ghetti
Long sour-sanded gummy strands from Haribo, scored 4 out of 5.
Airheads Xtremes Sour Belts
Flat sour belts rather than gummies, but Extrabux scores them 4 out of 5, level with Haribo.
Sour Punch Straws
Chewy sour tubes, scored 3.5 out of 5: milder, for people who want sour without the sting.
We earn a commission on purchases through these links. eBay prices (item + shipping) read from our latest check; Amazon links open a search, so check the price there. Listed in no particular order. Each figure is the maker’s or the named source’s claim, as of 2026-11-11.
Good to know
- Sourness scores are from Extrabux's “10 Sourest Gummies in the World” ranking. The page is stamped 2023-09-19 although its title says 2025; we read it on 2026-11-11.
- Search figures: Google Keyword Planner average monthly US searches, read by scout on 2026-11-11.
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Sources
- Extrabux: 10 sourest gummies in the world, ranked (page dated 2023-09-19): “So when comparing the two, the most sour hard candy is definitely much more sour than the most sour gummy candy.”