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Ghost pepper
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| Ghost pepper | |
|---|---|
Red (ripe) and green ghost pepper fruits | |
| Species | Capsicum chinense |
| Origin | Northeast India (especially in Assam, Manipur and Nagaland)[1] |
| Heat | |
| Scoville scale | 1,001,304 SHU |
The ghost pepper,[2][3] also known as bhut jolokia (lit. 'Bhutanese pepper' or 'Ghost pepper' in Assamese[4]) or naga jolokia, is a superhot chili pepper cultivated in Northeast India.[5][6] In 2007, Guinness World Records certified that the ghost pepper was the world's hottest chili pepper, 170 times hotter than Tabasco sauce. The ghost chili is rated at more than one million Scoville Heat Units (SHUs) and far surpasses the amount of a cayenne pepper. However, the ghost chili has since been superseded by the Trinidad Scorpion Butch T pepper in 2011, the Carolina Reaper in 2013 and Pepper X in 2023.[7]
Ghost pepper belongs to the species Capsicum chinense, but RAPD analysis indicates the presence of some genetic material from Capsicum frutescens from an introgression event, however, there is no indication that this is related to its exceptional heat.[8]
Etymology and regional names
[edit]The name bhut jolokia means 'Bhutanese pepper' in Assamese; the first element bhut /bʱʊt/ , meaning 'Bhutanese', was mistakenly confused for a near-homonym bhut /bʱut/ meaning 'ghost'.[9][10][11][12]
In Assam,[13] the pepper is also known as bih zôlôkia meaning 'poison chili', from Assamese bih meaning 'poison' and zôlôkia meaning 'chili pepper', denoting the plant's heat.[14] Similarly, in Nagaland, one of the regions of cultivation, the chili is called Raja Mirja meaning King chili ('Naga king chili'; also romanized nôga zôlôkia) and bhut jolokia (also romanized bhût zôlôkiya).[14] This name is especially common in other regions where it is grown, such as Assam and Manipur.[14] It has also been called the Tezpur chili after the Assamese city of Tezpur.[15] In Manipur, the chili is called umorok.[16] In Northeast India, bhut jolokia is also known as the "king chili" or "king cobra chilli'".[17] Other usages on the subcontinent are naga jolokia, 'Indian mystery chili' and 'Indian rough chili'.[14]
Scoville rating
[edit]In 2000, India's Defence Research Laboratory (DRL) reported a Scoville rating for the ghost pepper of 855,000 SHUs,[18] and in 2004 a rating of 1,041,427 SHUs was made using HPLC analysis.[19] For comparison, Tabasco red pepper sauce rates at 2,500–5,000, and pure capsaicin (the chemical responsible for the pungency of pepper plants) rates at 16,000,000 SHUs. In 2005, New Mexico State University's Chile Pepper Institute in Las Cruces, New Mexico,[20] found ghost peppers grown from seed in southern New Mexico to have a Scoville rating of 1,001,304 SHUs by HPLC.[5] Unlike most peppers, ghost peppers produce capsaicin in vesicles not only in the placenta around the seeds but also throughout the fruit.[21]
Characteristics
[edit]Ripe peppers measure 60 to 85 mm (2.4 to 3.3 in) in length and 25 to 30 mm (1.0 to 1.2 in) in width with a red, yellow, orange, or chocolate color. The unselected strain of ghost peppers from India is an extremely variable plant, with a wide range in fruit sizes and fruit production per plant. Ghost pepper pods are unique among peppers because of their characteristic shape and very thin skin.[22] However, the red fruit variety has two different types: the rough, dented fruit and the smooth fruit. The rough fruit plants are taller, with more fragile branches, while the smooth fruit plants yield more fruit and are compact with sturdier branches.[23] It takes about 7–12 days to germinate at 32–38 °C.
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Uses
[edit]Culinary
[edit]
Ghost peppers are used as a food and a spice.[6] It is used in both fresh and dried forms to heat up curries, pickles and chutneys. It is popularly used in combination with pork or dried or fermented fish. The pepper's intense heat makes it a fixture in competitive chili pepper eating.[24]
Animal control
[edit]In northeastern India, the peppers are smeared on fences or incorporated in smoke bombs as a safety precaution to keep wild elephants at a distance.[25][26]
Chili grenades
[edit]In 2009, scientists at India's Defence Research and Development Organisation (DRDO) announced plans to use the peppers in hand grenades as a nonlethal method to control rioters with pepper sprays or in self-defence.[27][28] The DRDO said that ghost pepper-based aerosol sprays could be used as a "safety device", and "civil variants" of chili grenades could be used to control and disperse mobs.[29] Chili grenades made from ghost peppers were successfully used by the Indian Army in August 2015 to flush out a terrorist hiding in a cave.[30]
Gallery
[edit]-
Ghost pepper leaf, about 10-day-old plant
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Ghost pepper leaf, about 30-day-old plant
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Ghost pepper plant, 40 days old, grown in coco peat
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Peach ghost pepper
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Yellow ghost pepper
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Chocolate ghost pepper
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Purple ghost pepper
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Red ghost pepper
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Ripe, harvested bhut jolokia
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Bhut jolokia/ghost pepper plant
See also
[edit]References
[edit]- ^ It is extensively cultivated in northeastern India, especially in the states of Assam, Nagaland, Manipur. https://www.frontalagritech.com/chillies-peppers-herbs Archived 10 February 2023 at the Wayback Machine
- ^ Gamillo, Elizabeth (3 August 2018). "Ghost peppers are saving U.S. grasslands—by scaring off hungry mice". Science. Archived from the original on 20 March 2022. Retrieved 25 June 2019.
- ^ Deepak, Sharanya (1 January 2019). "The Incredible Story of Bhut Jolokia: From Rural India to Dumb YouTube Stunts". Taste. Retrieved 25 June 2019.
- ^ "Definition of BHUT JOLOKIA". www.merriam-webster.com. Archived from the original on 4 September 2024. Retrieved 26 October 2020.
- ^ a b Shaline L. Lopez (2007). "NMSU is home to the world's hottest chile pepper". Archived from the original on 19 February 2007. Retrieved 21 February 2007.
- ^ a b "'Ghost chile' burns away stomach ills - Diet & Nutrition - NBC News". Associated Press. 2007. Archived from the original on 28 February 2013. Retrieved 5 August 2007.
- ^ "Hottest Chili". Guinness World Records. Archived from the original on 24 September 2014. Retrieved 11 November 2023.
- ^ Paul W. Bosland; Jit B. Baral (2007). "'Bhut Jolokia'—The World's Hottest Known Chile Pepper is a Putative Naturally Occurring Interspecific Hybrid" (PDF). Horticultural Science. 42 (2): 222–4. Archived from the original (PDF) on 23 September 2015. Retrieved 11 July 2014.
- ^ "Definition of BHUT JOLOKIA". www.merriam-webster.com. Archived from the original on 4 September 2024. Retrieved 26 October 2020.
- ^ "India's 'ghost pepper' is one of the hottest chillies. Can Britain handle it?". 16 September 2021.
- ^ "MasterChef Australia features eight of the hottest chillies on the planet; have you tried any?". The Indian Express. 2 June 2021. Archived from the original on 4 September 2024. Retrieved 4 November 2021.
- ^ "Can Ghost Peppers Kill You?". HowStuffWorks. 11 August 2015. Archived from the original on 4 September 2024. Retrieved 17 August 2022.
- ^ "The origin of the Chili lies in the north-eastern of India, in the region of Assam." https://chili-plant.com/chilli-varieties/bhut-jolokia-chili/
- ^ a b c d Raktim Ranjan Bhagowati; et al. (2009). "Genetic Variability and Traditional Practices in Naga King Chili Landraces of Nagaland" (PDF). Asian Agri-History. 13 (3): 171–180. Archived from the original on 20 July 2011.
- ^ Dave DeWitt; Paul W. Bosland (2009). The Complete Chile Pepper Book. Timber Press. p. 158. ISBN 978-0-88192-920-1.
- ^ Sanatombi K.; G. J. Sharma (2008). "Capsaicin Content and Pungency of Different Capsicum spp. Cultivars". Not. Bot. Hort. Agrobot. Cluj. 36 (2): 89–90. ISSN 1842-4309. Archived from the original (PDF) on 23 August 2011. Retrieved 2 March 2011.
- ^ "Bhut Jolokia / Naga Chilli / King Chilli". August 2021. Archived from the original on 25 August 2021. Retrieved 25 August 2021.
- ^ Mathur R; et al. (2000). "The hottest chili variety in India" (PDF). Current Science. 79 (3): 287–8. Archived (PDF) from the original on 29 August 2011. Retrieved 2 August 2006.
- ^ "Bih jolokia". 2006. Archived from the original on 13 December 2006. Retrieved 12 December 2006.
- ^ "NMSU: The Chile Pepper Institute - Home". The Chile Pepper Institute. Archived from the original on 20 November 2016. Retrieved 20 July 2012.
- ^ Bosland, Paul; Coon, Danise; Cooke, Peter H. (June 2015). "Novel Formation of Ectopic (Nonplacental) Capsaicinoid Secreting Vesicles on Fruit Walls Explains the Morphological Mechanism for Super-hot Chile Peppers". Journal of the American Society for Horticultural Science. 140 (3): 253–256. doi:10.21273/JASHS.140.3.253.
- ^ Barker, Catherine L. (2007). "Hot Pod: World's Hottest". National Geographic Magazine. Vol. 2007, no. May. p. 21.
- ^ Dremann, Craig Carlton. 2011. Redwood City Seed Company, Observations on the variations in the Bhut Jolokia pepper from seed reproduction growouts.
- ^ Mary Roach (June 2013). "The Gut-Wrenching Science Behind the World's Hottest Peppers". Smithsonian Magazine. Archived from the original on 27 December 2013. Retrieved 4 December 2013.
- ^ Hussain, Wasbir (20 November 2007). "World's Hottest Chile Used as Elephant Repellent". National Geographic. Archived from the original on 22 November 2007. Retrieved 21 November 2007.
- ^ "Ghost Chile Scares Off Elephants". National Geographic News website. National Geographic. 20 November 2007. Archived from the original on 24 November 2007. Retrieved 18 August 2008.
- ^ "Army's new weapon: world's hottest chili - Trends News - IBNLive". Ibnlive.in.com. 24 March 2010. Archived from the original on 27 March 2010. Retrieved 6 November 2012.
- ^ "South Asia | India plans hot chilli grenades". BBC News. 25 June 2009. Archived from the original on 1 April 2022. Retrieved 11 April 2010.
- ^ Bhaumik, Subir (24 March 2010). "India scientists hail 'multi-purpose' chillis". BBC News. City of Westminster, England. Archived from the original on 7 November 2016. Retrieved 24 April 2012.
- ^ "Army used 'chilly grenades' to flush out Pak terrorist Sajjad Ahmed from a cave". The Indian Express. Archived from the original on 4 September 2024. Retrieved 14 February 2016.
Ghost pepper
View on GrokipediaEtymology and Nomenclature
Regional Names and Origins
The ghost pepper is primarily known in its indigenous regions of Northeast India by the Assamese name Bhut jolokia, where "bhut" translates to "ghost" and "jolokia" to "chili pepper" or "cayenne," reflecting cultural perceptions of the pod's sudden, intense heat that "haunts" the consumer akin to a spectral presence.[4][5] This nomenclature originates from Assam, where the pepper has been cultivated for generations, with the "ghost" descriptor emphasizing not only the delayed onset of capsaicin-induced burning but also folklore associating the plant's elusive, wrinkly pods with supernatural evasion.[4] Alternative interpretations suggest "bhut" derives from "Bhotiya," referencing Bhutanese influences or the Bhutia people, though the heat-evoking "ghost" etymology predominates in local linguistic usage.[6] Across adjacent states, the pepper bears distinct regional monikers that underscore cultural esteem for its potency: in Nagaland, it is called raja mirchi ("king chili") or naga mirchi, denoting regal status among spices; in Manipur, u-morok or oo-morok ("tree chili"), highlighting its shrub-like growth; and in Assam variants, bih jolokia ("poison chili"), evoking its perilous fieriness.[7][8] These names, rooted in Tibeto-Burman and Indo-Aryan languages of the region, convey reverence rather than mere description, often linking the chili to strength, protection, or natural hierarchy without implying botanical classification.[7][9] In Western contexts, the term "ghost pepper" emerged as a direct anglicization of bhut jolokia around 2000, coinciding with initial seed exports and scientific interest, shifting the fear-laden indigenous connotation toward a marketable, exotic designation focused on measurable extremeness.[10][5] This adaptation preserved the spectral imagery but decoupled it from regional folklore, prioritizing global appeal over local nuance.[11]History and Recognition
Indigenous Use and Discovery
The ghost pepper (Capsicum chinense × C. frutescens), locally known as bhut jolokia in Assam, u-morok in Manipur, and raja mircha in Nagaland, is native to the northeastern Indian states of Assam, Nagaland, Manipur, and Mizoram, where indigenous communities have cultivated it for centuries as a staple in regional agriculture and cuisine.[12] These groups, including Naga and Assamese peoples, traditionally incorporate small quantities of the pepper into fermented pickles, curries, meat dishes, and chili sauces to enhance flavor and provide antimicrobial properties in preservation.[9] Empirical evidence from local farming practices shows its integration into household remedies for digestive issues, leveraging its capsaicin content to stimulate gastric secretions, a use rooted in generational knowledge rather than formal pharmacology.[7] Folklore among these communities attributes the pepper's name "bhut" (ghost) to its delayed, phantom-like onset of intense heat, reflecting oral histories that predate colonial-era records and emphasize its role in warding off ailments or evil spirits through ritualistic consumption.[13] Agricultural documentation from the 19th century onward confirms its wild and semi-domesticated growth in hilly terrains, harvested sporadically by farmers for trade and self-sufficiency, with yields tied to monsoon cycles and soil fertility in the Brahmaputra Valley.[12] This pre-modern utilization underscores a practical adaptation to the local ecosystem, where the pepper's scarcity in early growth stages limited overuse, preserving its cultural value without commercial intensification. In 2000, scientists from India's Defence Research Laboratory (DRL) in Tezpur, Assam, sourced bhut jolokia specimens directly from indigenous farmers in the region, verifying its exceptional pungency through initial tests exceeding 800,000 Scoville heat units and promoting it for development into non-lethal crowd-control agents like potent pepper sprays.[14] This effort, led by DRL director R.B. Srivastava, marked the transition from localized indigenous knowledge to scientific scrutiny, amplifying awareness beyond traditional boundaries while highlighting the pepper's untapped defensive potential derived from empirical field observations.[15]Guinness World Record and Verification
In 2007, Guinness World Records certified Bhut Jolokia (ghost pepper) as the world's hottest chili pepper, with an average pungency of 1,001,304 Scoville heat units (SHU), exceeding the prior record set by the Red Savina Habanero at approximately 577,000 SHU.[16] This certification followed replicated field trials and laboratory analyses confirming its natural occurrence and extreme capsaicinoid content, distinguishing it from cultivated varieties through empirical measurement rather than subjective tasting.[16] Verification relied on high-performance liquid chromatography (HPLC), a quantitative method for capsaicin detection that replaced less precise organoleptic Scoville testing; independent labs reported values including 927,199 SHU and 879,953 SHU for Bhut Jolokia samples, aligning with the record average.[16] These tests, conducted by the Chile Pepper Institute at New Mexico State University under Paul Bosland, emphasized standardized protocols to ensure reproducibility across growing conditions in Assam, India, and controlled U.S. environments.[16] Initial skepticism questioned whether Bhut Jolokia represented a stable species or an artificial hybrid, potentially disqualifying it from records limited to pure cultivars; however, morphological traits (e.g., thin-walled pods, erect habit) and capsaicin profiles via HPLC affirmed it as a naturally occurring interspecific hybrid of Capsicum chinense and Capsicum frutescens, not a manipulated cross.[16] This resolution, detailed in peer-reviewed analysis from 2007, upheld its legitimacy without evidence of human intervention beyond traditional selection.[16]Post-Record Developments and Challenges
The ghost pepper's status as the world's hottest chili was challenged soon after its 2007 Guinness certification, with the Trinidad Scorpion 'Butch T' cultivar surpassing it in 2011 through selective breeding that achieved higher measured Scoville Heat Units (SHU).[17] This was followed by the Trinidad Moruga Scorpion in 2012 and the Carolina Reaper in 2013, the latter holding the record at an average of 1.64 million SHU until 2023.[18] In October 2023, Pepper X, a hybrid developed by breeder Ed Currie, claimed the title with an average of 2.693 million SHU, verified through independent lab testing at Winthrop University and subsequent Guinness adjudication based on multiple dried pepper samples.[18] [19] These successors, primarily from intensive cross-breeding programs in the United States, highlight empirical shifts driven by targeted selection for capsaicin concentration, contrasting the ghost pepper's naturally occurring hybrid origins in Northeast India, which yield more consistent but lower peak heat levels around 1.04 million SHU.[20] Ongoing breeding efforts in India focus on enhancing yield, disease resistance, and commercial viability rather than extreme heat escalation, with studies estimating genetic variability in fruit yield and capsaicin content to stabilize production for export markets.[21] For instance, exports of bhut jolokia from Assam began reaching international markets like London in 2021, emphasizing its reliable pungency for culinary and defense applications over record-breaking pursuits.[22] Globally, while superhot hybrids proliferate, the ghost pepper's stable natural heat—derived from its interspecific cross between Capsicum chinense and Capsicum frutescens—positions it as a benchmark for breeders seeking balanced traits, though it faces challenges from competitors' higher verified maxima that redefine consumer and competitive benchmarks.[23] Human tolerance limits underscore practical challenges, as demonstrated by Guinness-sanctioned eating feats that test physiological boundaries without altering heat records. In 2024, competitive eater Mike Jack set the record for the fastest time to consume 100 ghost peppers (bhut jolokia) at Festifeu in Nicolet, Quebec, completing the task amid documented severe discomfort.[24] This was followed in September 2025 by his record for 50 ghost peppers in 14 minutes and 37 seconds at the same event, highlighting trained endurance but also risks like prolonged pain, vomiting, and potential capsaicin-induced inflammation, which limit broader adoption beyond niche challenges.[25] These records affirm the pepper's enduring intensity for experiential tests, yet reinforce that selective breeding for heat often prioritizes measurable SHU over practical human or agricultural scalability.Taxonomy and Botany
Scientific Classification
The ghost pepper (Capsicum chinense) is a cultivar within the genus Capsicum of the nightshade family Solanaceae.[16] Its taxonomic placement follows the standard hierarchy for flowering plants: Kingdom Plantae, phylum Tracheophyta, class Magnoliopsida, order Solanales, family Solanaceae, genus Capsicum, and species C. chinense.[26] Synonyms include Bhut jolokia, reflecting its indigenous nomenclature in Assam, India.[16] Early taxonomic debate arose over whether the ghost pepper represented a natural interspecific hybrid between C. chinense and C. frutescens, based on preliminary observations of intermediate morphological traits such as pod shape and plant habit.[27] This hypothesis was tested through morphological examination and molecular analysis using randomly amplified polymorphic DNA (RAPD) markers, which demonstrated close genetic clustering with C. chinense cultivars rather than hybrids or C. frutescens.[16] The 2007 study resolved the classification as a pure C. chinense variant, attributing superficial hybrid-like appearances to intraspecific variation within the species. Subsequent genetic analyses, including assessments of chloroplast genomes and inter-simple sequence repeat (ISSR) markers, have reinforced its monophyletic origin within C. chinense, distinguishing it from other high-pungency peppers through unique allele profiles and phylogenetic positioning.[28][29] These findings underscore the ghost pepper's status as a distinct, non-hybrid lineage adapted to northeastern Indian environments, with no evidence of introgression from C. frutescens in verified accessions.[30]Morphological Characteristics
The ghost pepper (Capsicum chinense 'Bhut Jolokia') is a shrubby perennial plant that typically reaches heights of 2 to 4 feet (0.6 to 1.2 meters), forming a bushy habit with branching stems.[31][32] The leaves are broad, ovate to lanceolate in shape, ranging from light to dark green, and exhibit a characteristic crinkled surface texture.[3] Flowers emerge pendently from the nodes, often multiple per node, featuring whitish to creamy white corollas with occasional light green tinges and a constricted calyx, consistent with C. chinense morphology.[16][3] The fruits, or pods, are elongated and narrow, measuring 2 to 3 inches (5 to 7.6 cm) in length and approximately 1 inch (2.5 cm) in width, with thin walls and a high seed count within minimal flesh.[32][33] They develop a distinctive wrinkled, "ghost-like" skin texture as they ripen from green to bright red, though varietal forms may yield yellow, orange, or chocolate hues.[31][32] The pods hang pendently and weigh roughly 7 to 10 grams each, depending on individual plant variation.[34]Cultivation Practices
Environmental Requirements
The ghost pepper (Capsicum chinense 'Bhut Jolokia') requires a tropical or subtropical climate for optimal growth, thriving in USDA hardiness zones 8 to 11 where frost is minimal or absent, allowing it to function as a tender perennial rather than an annual.[35][36] Plants demand full sun exposure of at least 6 to 8 hours per day to support photosynthesis and fruit development.[37] Daytime temperatures between 70°F and 95°F (21°C to 35°C) are essential, with nighttime lows ideally above 55°F (13°C) to prevent blossom drop and stunted growth; rapid fluctuations or exposure below 50°F (10°C) can cause physiological stress and reduced vigor.[35][38][39] The species exhibits high tolerance for humidity levels common in its native Assam region, but it is highly susceptible to frost, with even light freezes causing irreversible damage to foliage and roots.[39] Well-drained, loamy soils rich in organic matter are necessary to avoid waterlogging, which promotes root rot; a soil pH of 6.0 to 6.8 facilitates nutrient uptake and enhances capsaicin biosynthesis, with deviations leading to deficiencies in micronutrients like iron or magnesium.[40][41][42] Agricultural data from Indian growers in northeastern states indicate robust open-field yields during the warm, humid kharif season (June to October), averaging 1-2 kg per plant under ambient conditions exceeding 70°F for over 120 days.[43] In contrast, U.S. trials in cooler or arid regions like the Midwest or northern states show yield reductions of 50-70% without greenhouse supplementation, as shorter frost-free periods limit pod set and maturation, necessitating controlled environments to mimic native thermal regimes.[39][16]Propagation and Harvesting
Ghost peppers (Capsicum chinense × frutescens) are primarily propagated via seeds sown in a well-draining medium under controlled conditions to optimize germination rates. Seeds require consistent soil temperatures of 80–90°F (27–32°C) for successful sprouting, with germination typically occurring within 10–35 days depending on variety and environmental stability.[44][45] Seedlings develop slowly and are transplanted to larger pots or fields after 8–10 weeks, once they exhibit 2–4 true leaves and harden off to outdoor conditions, ensuring root establishment without transplant shock.[46] In native subtropical regions of Northeast India and Bangladesh, ghost pepper plants function as perennials, surviving multiple seasons with proper overwintering and yielding repeatedly from established root systems. However, in temperate climates, they are cultivated as annuals due to susceptibility to frost, necessitating replanting each year to avoid winter dieback.[47][33] Harvesting begins 120–150 days after transplanting, targeting pods that have fully ripened to red (or variant colors in cultivars) and developed a wrinkled appearance, which signals peak capsaicin concentration and flavor maturity. Pods are clipped individually with shears to avoid damaging the plant, promoting continuous production over 3–6 months in optimal setups. Mature plants can yield 20–200+ pods, equating to approximately 1–2 kg of fresh weight per plant under commercial conditions, though outputs vary with soil fertility, spacing, and pest management.[46][48][41] Post-harvest, pods are often sun-dried or dehydrated at low temperatures (below 140°F or 60°C) to retain heat potency and extend shelf life, as fresh storage risks moisture-induced spoilage; dried peppers maintain viability for culinary or seed-saving purposes for up to two years when stored in airtight conditions.[33]Heat Profile and Chemistry
Scoville Heat Units Measurement
The Scoville Heat Units (SHU) scale, developed by pharmacist Wilbur Scoville in 1912, originally quantified chili pepper pungency through the organoleptic test, which involves serial dilution of a pepper extract in sugar water until the heat is undetectable by a panel of trained tasters, with the dilution factor indicating the SHU value.[49] This subjective method has limitations due to human variability, leading to its supplementation since the 1980s with high-performance liquid chromatography (HPLC), which objectively measures capsaicinoid concentrations (primarily capsaicin and dihydrocapsaicin) in parts per million (ppm); the SHU equivalent is calculated by multiplying ppm by 16.[49][50] For the ghost pepper (Bhut Jolokia), replicated trials conducted in 2007 at New Mexico State University's Chile Pepper Institute in Las Cruces, New Mexico, measured SHU values reaching one million, confirming its status as the world's hottest pepper at the time and supporting its Guinness World Record recognition.[16][51] These tests used both organoleptic and HPLC methods on mature fruits from plants grown under controlled conditions, yielding values nearly double those of the previous record holder, the Red Savina habanero (around 500,000 SHU).[51][49] Reported SHU ratings for ghost peppers typically range from 855,000 to 1,041,427, with the upper Guinness-verified figure from 2007 tests reflecting peak pungency in select samples.[52] This variability arises from factors such as soil composition, sunlight exposure, irrigation, and maturation stage, which influence capsaicinoid biosynthesis during fruit development.[16] Subsequent measurements have occasionally exceeded one million SHU under optimal cultivation, though averages hover around 800,000–1,000,000 SHU across diverse growing environments.[4][20]Capsaicin Content and Comparisons
The primary capsaicinoids in the ghost pepper (Capsicum chinense × Capsicum frutescens) are capsaicin and dihydrocapsaicin, which together constitute approximately 2-3% of the dry weight in commercially grown specimens.[53] [54] This concentration is derived from high-performance liquid chromatography (HPLC) analyses of dried fruit, where capsaicin alone can reach 2.58 mg/g dry weight and dihydrocapsaicin 0.51 mg/g, with minor contributions from nordihydrocapsaicin and homocapsaicin.[55]| Pepper Variety | Total Capsaicinoids (% Dry Weight) | Approximate SHU Equivalent |
|---|---|---|
| Jalapeño | 0.02 | 2,500–8,000 |
| Habanero | 0.2–0.5 | 100,000–350,000 |
| Ghost Pepper | 2–3 | 800,000–1,041,000 |