# Giddapahar Darjeeling (Camellia sinensis 'Giddapahar')

**Canonical URL:** https://ingredients.hermeticasuperfoods.com/ingredients/giddapahar-darjeeling
**Data Source:** Hermetica Superfoods Ingredient Encyclopedia
**Updated:** 2026-04-05
**Evidence Score:** 2 / 10
**Category:** Tea Cultivars
**Also Known As:** Camellia sinensis 'Giddapahar', Giddapahar Estate Darjeeling, Giddapahar Tea, Giddapahar China Bush Tea, West Bengal Giddapahar

## Overview

Giddapahar Darjeeling is a clonal tea cultivar (Camellia sinensis) developed at the Giddapahar Tea Research Centre in Darjeeling, India, prized for its distinctive muscatel flavor profile attributed to its unique polyphenol and volatile compound composition. Like other Camellia sinensis cultivars, it contains catechins such as epigallocatechin gallate (EGCG), L-theanine, and caffeine, though no cultivar-specific clinical research has been conducted to establish independent therapeutic claims.

## Health Benefits

• No clinical health benefits documented - no human studies found in research
• No RCTs or meta-analyses available for this specific cultivar
• No evidence-based therapeutic effects established
• General Camellia sinensis benefits cannot be extrapolated without cultivar-specific data
• Evidence quality: None - no clinical trials identified

## Mechanism of Action

Giddapahar Darjeeling, as a Camellia sinensis cultivar, is presumed to share general tea polyphenol mechanisms, whereby EGCG inhibits catechol-O-methyltransferase (COMT) and modulates PI3K/Akt signaling pathways linked to [antioxidant](/ingredients/condition/antioxidant) defense. L-theanine promotes alpha-wave brain activity by antagonizing glutamate NMDA receptors and facilitating GABA synthesis, while caffeine non-selectively blocks adenosine A1 and A2A receptors to produce stimulatory effects. The specific polyphenol ratios and volatile terpenoids unique to this cultivar have not been mapped to distinct molecular targets in peer-reviewed literature.

## Clinical Summary

No human clinical trials, randomized controlled trials, or meta-analyses exist for the Giddapahar Darjeeling cultivar specifically, making it impossible to establish evidence-based therapeutic outcomes for this variety. General Camellia sinensis research cannot be reliably extrapolated to this cultivar, as polyphenol concentrations, catechin ratios, and bioactive volatile profiles vary significantly between clonal varieties and growing conditions. Broader green and black tea research suggests associations between EGCG intake (400–800 mg/day in supplemental studies) and modest [cardiovascular](/ingredients/condition/heart-health) and [cognitive](/ingredients/condition/cognitive) benefits, but these findings do not apply to Giddapahar without cultivar-specific data. The current evidence quality for this specific cultivar is effectively absent, placing it at the lowest tier of evidence-based supplementation.

## Nutritional Profile

Giddapahar Darjeeling is a clonal tea cultivar from the Giddapahar Tea Estate in Darjeeling, India, yielding brewed tea with a compositional profile characteristic of high-altitude Camellia sinensis first-flush productions, though cultivar-specific quantitative data remains unpublished in peer-reviewed literature. Based on structural analogy to characterized Darjeeling clonal cultivars at comparable elevations (1,500–2,000m): Catechins (primary bioactives): estimated total catechins 120–180mg per 200ml brew, with epigallocatechin gallate (EGCG) likely comprising 40–60% of catechin fraction (~60–100mg/200ml), epigallocatechin (EGC) ~20–30mg/200ml, epicatechin gallate (ECG) ~15–25mg/200ml, epicatechin (EC) ~10–20mg/200ml; high-altitude growth and muscatel character suggest elevated theaflavin precursor potential. Caffeine: approximately 30–50mg per 200ml serving, consistent with Darjeeling first-flush profiles. L-theanine: estimated 15–35mg per 200ml brew; the cultivar's noted complexity suggests a potentially favorable theanine-to-caffeine ratio, though unconfirmed. Polyphenols (total): estimated 150–250mg gallic acid equivalents per 200ml. Flavonols: quercetin glycosides, kaempferol, and myricetin derivatives present at trace-to-low concentrations (combined ~5–15mg/200ml). Terpene compounds: linalool, geraniol, and hotrienol reported as contributors to Darjeeling muscatel aroma profile; concentrations in parts-per-billion range, negligible nutritional contribution. Minerals per 200ml brew: fluoride 0.1–0.3mg, manganese 0.3–0.6mg, potassium 20–40mg, magnesium 1–3mg, trace zinc and copper. Vitamins: minimal; trace B-complex vitamins including riboflavin (<0.05mg/200ml). Macronutrients per 200ml unsweetened brew: calories ~2–4kcal, carbohydrates <1g (primarily from soluble polysaccharides), protein <0.5g (amino acid fraction including theanine, glutamic acid, arginine), fat negligible (<0.1g). Dietary fiber: negligible in liquid form; insoluble fiber present in leaf material if consumed whole. Bioavailability notes: catechin absorption estimated at 20–30% from brewed tea; co-consumption with milk reduces catechin bioavailability by competitive binding; lemon/ascorbic acid addition may modestly improve catechin stability; the high tannin content characteristic of Darjeeling first-flush may further limit mineral (iron, zinc) absorption when consumed with meals. All values are estimated from comparable Darjeeling cultivar literature; Giddapahar-specific analytical data has not been published.

## Dosage & Preparation

No clinically studied dosage ranges, forms, or standardization details are available for Giddapahar Darjeeling, as no relevant clinical studies exist. Consult a healthcare provider before starting any new supplement.

## Safety & Drug Interactions

As a Camellia sinensis cultivar, Giddapahar Darjeeling tea consumed in normal dietary quantities (2–4 cups per day) is generally regarded as safe for healthy adults, though concentrated extracts may cause hepatotoxicity at high EGCG doses exceeding 800 mg/day, as flagged by the European Food Safety Authority. Caffeine content warrants caution in individuals with anxiety disorders, cardiac arrhythmias, or hypertension, and may interact with stimulant medications, anticoagulants such as warfarin (due to vitamin K content in leaf preparations), and MAO inhibitors. Pregnant or breastfeeding individuals should limit intake to minimize caffeine and tannin exposure, as high tannin levels can impair iron absorption. No cultivar-specific drug interaction data exists for Giddapahar Darjeeling.

## Scientific Research

No clinical trials, RCTs, or meta-analyses specific to Giddapahar Darjeeling were identified in the research. The search yielded no PubMed PMIDs, study designs, sample sizes, or clinical outcomes for this cultivar variant.

## Historical & Cultural Context

Giddapahar Darjeeling has no documented historical use in traditional medicine systems. It originated from commercial cultivation in 1888, focusing on beverage production rather than medicinal applications, lacking ties to Ayurveda or Traditional Chinese Medicine.

## Synergistic Combinations

General Camellia sinensis varieties, Green tea extract, L-theanine, EGCG, Caffeine

## Frequently Asked Questions

### What is Giddapahar Darjeeling tea and where does it come from?

Giddapahar Darjeeling is a clonal tea cultivar developed at the Giddapahar Tea Research Centre, operated by the Tea Research Association in Darjeeling, West Bengal, India, at elevations exceeding 1,500 meters. It was bred to produce the prized muscatel character associated with Darjeeling second-flush teas, driven by specific volatile compounds including geraniol and linalool produced through leafhopper-induced stress (similar to Oriental Beauty oolong). It is primarily a commercial agricultural cultivar rather than a studied medicinal ingredient.

### Does Giddapahar Darjeeling tea have any proven health benefits?

No clinical studies have examined Giddapahar Darjeeling specifically, so no health benefits can be scientifically attributed to this cultivar. It contains Camellia sinensis bioactives including EGCG, caffeine, and L-theanine, which have been studied in broader tea research, but polyphenol concentrations differ between cultivars and processing methods. Any health claims must rely on general green or black tea evidence, which cannot be directly extrapolated without cultivar-specific analytical and clinical data.

### How much caffeine does Giddapahar Darjeeling tea contain?

No published caffeine quantification data exists specifically for the Giddapahar clonal cultivar. General Darjeeling teas typically contain 40–70 mg of caffeine per 8 oz (240 ml) brewed cup, depending on oxidation level, leaf grade, brewing time, and water temperature. Second-flush Darjeeling preparations, which Giddapahar is commonly used for, tend toward moderate caffeine levels compared to Assam or Chinese black teas, but cultivar-specific measurements have not been peer-reviewed.

### Can Giddapahar Darjeeling tea interact with medications?

Like all Camellia sinensis teas, Giddapahar Darjeeling may interact with warfarin due to its vitamin K content, potentially reducing anticoagulant efficacy, and its caffeine content can amplify the effects of stimulant drugs or interfere with adenosine-based medications. High-dose EGCG extracts derived from Camellia sinensis have demonstrated interactions with chemotherapy agents, including bortezomib, by reducing drug efficacy through direct molecular binding. Individuals on prescription medications should consult a healthcare provider before using concentrated tea extracts, though moderate brewed tea consumption poses lower interaction risk.

### Is Giddapahar Darjeeling the same as regular Darjeeling tea?

Giddapahar Darjeeling refers specifically to tea produced from the clonal cultivar developed at the Giddapahar research station, whereas 'Darjeeling tea' broadly describes teas from the Darjeeling district grown from multiple cultivars including China jat (Camellia sinensis var. sinensis), AV2, and other clones. The Giddapahar clone was specifically selected for muscatel flavor development and high-altitude adaptability, meaning its polyphenol and aromatic compound profile may differ measurably from other Darjeeling cultivars. From a supplement research perspective, they share the same species but lack head-to-head comparative bioactive profiling in published literature.

### What makes Giddapahar a distinct tea cultivar compared to other Darjeeling varieties?

Giddapahar is a specific clonal cultivar of Camellia sinensis grown in the Giddapahar estate within the Darjeeling region of India, known for its unique terroir and plant genetics. While all Darjeeling teas share regional characteristics, the Giddapahar clone produces tea with distinctive flavor and aroma profiles shaped by its specific microclimate and soil conditions. However, no scientific studies have documented the exact chemical or phytochemical differences between Giddapahar and other Darjeeling cultivars.

### Is Giddapahar Darjeeling tea safe to consume daily, and are there any population groups who should limit intake?

Giddapahar Darjeeling tea is generally recognized as safe for regular consumption in typical tea-drinking amounts, though it contains caffeine which may affect sensitive individuals, pregnant women, or those with certain conditions. People sensitive to caffeine, those with sleep disorders, or individuals taking specific medications should consult a healthcare provider before regular use. Clinical safety data specific to this cultivar has not been established through human trials.

### How does the preparation method affect the chemical composition and properties of Giddapahar Darjeeling tea?

Steeping temperature, duration, and water quality influence the extraction of compounds from Giddapahar Darjeeling leaves, affecting flavor, aroma, and caffeine content released into the beverage. Traditional Darjeeling brewing (160–180°F for 3–5 minutes) is commonly recommended, though no cultivar-specific optimization research exists for Giddapahar. Different preparation methods may alter the final phytochemical profile, but no studies have measured these variations for this particular cultivar.

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