The definitive guide

The Scoville Scale

Every chili pepper ranked by heat — from sweet bell pepper to the record-breaking Carolina Reaper. Flavor notes, heat comparisons, and exactly where The Devils Cure sauces live on the scale.

0 Bell Pepper SHU
2.2M Carolina Reaper SHU
15 Peppers Ranked
3 Devils Cure Sauces

What is the Scoville Scale?

The Scoville scale measures the concentration of capsaicinoids — the compounds in chili peppers that cause heat — expressed in Scoville Heat Units (SHU). It was invented in 1912 by American pharmacist Wilbur Scoville, who originally measured heat by diluting pepper extracts in sugar water until a taste panel could no longer detect the burn. Modern labs skip the taste panel and use high-performance liquid chromatography (HPLC) to measure capsaicin concentration precisely.

One important thing the scale doesn't measure: flavor. Capsaicin has no taste of its own — it only triggers heat receptors. The fruity notes of a habanero, the grassiness of a jalapeño, and the balsamic depth of black garlic are all invisible to the Scoville scale. That's why heat alone never made a great sauce — flavor does.

The Scoville Scale infographic — a heat curve showing all major chili peppers from Bell Pepper at 0 SHU to Carolina Reaper at over 2 million SHU, with illustrations of each pepper and a burning-intensity gradient from cool blue to intense red
The full Scoville arc. Scroll down to explore every pepper in detail — and find where The Devils Cure sauces live on the scale.

The Full Scale — Coolest to Hottest

🌿 Mild — 0 to 2,500 SHU
Bell Pepper

Bell Pepper

0 SHU

Zero heat — pure sweetness. The measuring stick everything else is compared against.

Pepperoncini

Pepperoncini

100–500 SHU

Mild, tangy, slightly bitter. Standard on Italian subs and Greek salads. Most people feel warmth, not pain.

Banana Pepper

Banana Pepper

0–500 SHU

Bright and sweet with negligible heat. Most people notice zero burn — just a pleasant, tangy flavor.

Anaheim pepper

Anaheim

500–2,500 SHU

Mild green pepper with earthy, slightly smoky flavor. The backbone of Southwestern green chile dishes.

Poblano pepper

Poblano

1,000–2,000 SHU

Rich, deep pepper flavor with gentle warmth. Dried, it becomes the ancho chili — the soul of mole negro.

🌶️ Medium — 2,500 to 50,000 SHU
Jalapeño pepper

Jalapeño

2,500–8,000 SHU

The global benchmark. Familiar, manageable heat with grassy, bright flavor. Most people can build a tolerance here.

Serrano pepper

Serrano

10,000–23,000 SHU

Sharper and cleaner than jalapeño with a crisp, vegetal bite. Preferred for fresh salsas and pico de gallo.

Cayenne pepper

Cayenne

30,000–50,000 SHU

The backbone of most commercial hot sauces including Frank's RedHot. Thin-walled, dries easily, reliable neutral heat.

The Devils Cure — At This Level

Sinister Verde Hot Sauce bottle

Sinister Verde

Smolder

Roasted tomatillo and charred jalapeño with lime, cilantro, and Mexican oregano — salsa verde with intent. Looks innocent; lands with a clean jalapeño bite.

🔥 Hot — 50,000 to 500,000 SHU
Thai Bird's Eye chili

Thai Bird's Eye

50,000–100,000 SHU

Small and deceptively fierce. The heat engine behind Thai, Vietnamese, and much of Southeast Asian cooking.

Habanero pepper

Habanero

100,000–350,000 SHU

Fruity, floral, and intense. The line between recreational and serious heat — distinctive aroma before it even hits your tongue.

Scotch Bonnet pepper

Scotch Bonnet

100,000–350,000 SHU

Caribbean cousin of the habanero — sweeter and fruitier up front, then a rolling, sustained burn. Essential in jerk seasoning.

The Devils Cure — At This Level

Hell Fire Hot Sauce bottle

Hell Fire

Blaze

Smoked habanero heat tempered with roasted garlic depth and a charred tomato backbone — bold, smoky, relentless.

💀 Extreme — 500,000 SHU and above
Ghost Pepper

Ghost Pepper

855,000–1,041,427 SHU

The first chili to break 1 million SHU. The original superchili — builds slowly across the back of the throat, peaks hard, and lingers.

7 Pot Primo pepper

7 Pot Primo

~1,469,000 SHU

Named because one pod can heat seven pots of stew. Distinctive scorpion-style tail tip and extreme capsaicin density per gram.

Trinidad Moruga Scorpion pepper

Trinidad Moruga Scorpion

1,200,000–2,009,231 SHU

Relentless, building heat that keeps peaking long after you swallow. Previously held the world record. No quick recovery — plan accordingly.

Carolina Reaper pepper

Carolina Reaper Record holder

1,400,000–2,200,000 SHU

Fruit-forward — almost sweet for one brief second — then a scorching, escalating burn that earns every part of its name. The definitive extreme chili.

The Devils Cure — At This Level

Devils Venom Hot Sauce bottle

Devils Venom

Inferno

Carolina Reaper meets black garlic, blackstrap molasses, and ginger — balsamic depth that mellows the burn just enough to actually taste it. One drop per plate.

Frequently Asked Questions

What is the Scoville scale?

The Scoville scale measures the heat of chili peppers in Scoville Heat Units (SHU), based on the concentration of capsaicinoids. Invented by pharmacist Wilbur Scoville in 1912, it was originally determined by human taste panels diluting pepper extract until heat was undetectable. Today it's measured precisely by high-performance liquid chromatography (HPLC).

What is the hottest pepper in the world?

The Carolina Reaper currently holds the Guinness World Record, averaging 1.64 million SHU with peaks above 2.2 million. It was bred by Ed Curlin in Fort Mill, South Carolina. A newer contender — Pepper X, also by Curlin — has been claimed at 2.69 million SHU, though independent verification is ongoing as of 2026.

How does a jalapeño compare to a habanero?

A habanero is roughly 40 to 100 times hotter than a jalapeño. Jalapeños typically measure 2,500–8,000 SHU; habaneros start at 100,000 SHU. Beyond the numbers, they're also completely different flavor profiles — jalapeños are grassy and bright, habaneros are fruity and floral. Both are excellent sauce peppers for very different reasons.

What does SHU stand for?

SHU stands for Scoville Heat Units — the numeric measure of capsaicin concentration in a pepper or sauce. One part capsaicin per million parts solution equals approximately 15 SHU. A bell pepper is 0 SHU. The Carolina Reaper peaks above 2,200,000 SHU. Most everyday hot sauces used at the table fall in the 1,000–30,000 SHU range — the cayenne zone.

Is hotter always better in hot sauce?

Not even close. Capsaicin — the compound that causes heat — has no flavor of its own. It only activates heat receptors. The fruity notes in a habanero, the grassiness of jalapeño, and the balsamic depth of black garlic are entirely invisible to the Scoville scale. The best craft hot sauces are formulated so every drop tastes like something before, during, and after the burn. Heat without flavor is just pain — and pain doesn't drive repeat purchases.

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