# Costa Rican Tarrazú Coffee (Coffea arabica 'Costa Rican Tarrazú')

**Canonical URL:** https://ingredients.hermeticasuperfoods.com/ingredients/costa-rican-tarraz-coffee
**Data Source:** Hermetica Superfoods Ingredient Encyclopedia
**Updated:** 2026-04-01
**Evidence Score:** 2 / 10
**Category:** Coffee Cultivars
**Also Known As:** Tarrazú coffee, Costa Rican Tarrazú, Tarrazú arabica, Costa Rica Tarrazú beans, Talamanca Sierra coffee, Coffea arabica Tarrazú variety

## Overview

Costa Rican Tarrazú Coffee (Coffea arabica) is a high-altitude arabica cultivar containing concentrated chlorogenic acids (36–55 mg/g) and melanoidins that act as [antioxidant](/ingredients/condition/antioxidant)s and modulate [glucose metabolism](/ingredients/condition/weight-management). Its primary bioactive mechanism involves inhibition of alpha-glucosidase and free-radical scavenging, though no clinical trials have been conducted specifically on this cultivar.

## Health Benefits

• No clinical evidence exists specifically for Costa Rican Tarrazú Coffee - all benefits are theoretical based on general C. arabica studies
• May provide [antioxidant](/ingredients/condition/antioxidant) effects from chlorogenic acids (36-55 mg/g) and melanoidins - evidence quality: preliminary (chemical analysis only)
• Contains caffeine (1.2-3.9 mg/g) for potential neurostimulant effects - evidence quality: not studied for this cultivar
• May support glucose and lipid [metabolism](/ingredients/condition/weight-management) through chlorogenic acid content - evidence quality: no Tarrazú-specific data
• Potential [anti-inflammatory](/ingredients/condition/inflammation) properties from phenolic compounds - evidence quality: theoretical only

## Mechanism of Action

Chlorogenic acids in Tarrazú Coffee, particularly 5-caffeoylquinic acid, inhibit alpha-glucosidase and glucose-6-phosphatase enzymes in the intestine and liver, blunting postprandial [blood glucose](/ingredients/condition/weight-management) spikes. Caffeine (approximately 1.2–1.5% dry weight) antagonizes adenosine A1 and A2A receptors in the central nervous system, increasing [dopamine](/ingredients/condition/mood) and norepinephrine signaling to enhance alertness and thermogenesis. Melanoidins formed during roasting contribute additional antioxidant capacity by chelating transition metals and scavenging [reactive oxygen species](/ingredients/condition/antioxidant) via their high-molecular-weight polymer structures.

## Clinical Summary

No clinical trials have been conducted specifically on Costa Rican Tarrazú Coffee as a distinct cultivar; all evidence is extrapolated from general Coffea arabica studies. Meta-analyses of regular arabica coffee consumption (3–5 cups/day) in large cohort studies (n > 100,000) associate intake with reduced risk of type 2 diabetes and liver disease, though causality is not established. Chlorogenic acid isolate trials in small human studies (n = 20–40) show modest fasting glucose reductions of 5–10% at doses of 400–600 mg/day. Evidence for Tarrazú-specific health outcomes remains at the chemical-analysis level only, and no dose-response data exist for this cultivar.

## Nutritional Profile

Per 100g dry roasted coffee beans: Calories ~330 kcal, Protein ~13-15g (incomplete protein, limited bioavailability due to cell wall matrix), Total Carbohydrates ~28-32g (primarily polysaccharides; sucrose largely degraded during roasting to ~1-3g residual), Dietary Fiber ~23-25g (predominantly mannans and arabinogalactans from cell wall), Fat ~15-17g (primarily triglycerides and diterpenes cafestol ~3.5mg/g and kahweol ~2.8mg/g — concentrations vary by brew method; filtered coffee retains <0.1mg/g of each). Per standard 200ml brewed cup (using ~10g grounds): Caffeine 80-120mg (1.2-3.9mg/g dry bean basis; Tarrazú altitude >1500m MASL correlates with higher caffeine expression ~1.8-2.4mg/g typical), Chlorogenic acids (CGA) 70-200mg/cup (predominantly 5-caffeoylquinic acid; green bean content 36-55mg/g substantially reduced 50-70% by medium-dark roasting typical of Tarrazú processing), Trigonelline 10-30mg/cup (partially converted to niacin/nicotinic acid during roasting, yielding ~1-3mg niacin equivalent per cup), Melanoidins 200-400mg/cup (high-molecular-weight Maillard products with proposed [prebiotic](/ingredients/condition/gut-health) and [antioxidant](/ingredients/condition/antioxidant) properties; concentration increases with roast degree), Potassium 80-115mg/cup (most abundant mineral; good bioavailability), Magnesium 7-10mg/cup, Niacin (B3) 0.5-2mg/cup (roasting-derived from trigonelline degradation), Riboflavin (B2) trace <0.05mg/cup. Tarrazú-specific profile notes: volcanic Andisol soils with high organic matter (>10%) and altitude-driven slow cherry maturation contribute to elevated sucrose in green beans (~8-9g/100g vs. ~6-7g lowland arabica), which translates to enhanced caramelization compounds and acidity (malic and citric acids ~3-5mg/cup combined) post-roast. Washed/wet processing standard to region removes mucilage, reducing fermentation-derived organic acid variability. Bioavailability: CGAs exhibit 30-60% jejunal absorption; colonic microbiota metabolize remainder to phenylpropionic acids. Diterpenes cafestol/kahweol bioaccessibility is brew-method dependent — espresso retains moderate levels (~0.5-1mg/shot), while paper-filtered drip (common export preparation) strips >90% of diterpenes.

## Dosage & Preparation

No clinically studied dosage ranges exist for Costa Rican Tarrazú Coffee. Chemical analyses show chlorogenic acid content of 36-55 mg/g and caffeine 1.2-1.8 mg/g in green beans, with caffeine increasing to 2.5-3.9 mg/g after roasting. No standardization protocols or therapeutic doses have been established. Consult a healthcare provider before starting any new supplement.

## Safety & Drug Interactions

Caffeine content (approximately 80–100 mg per 8 oz serving) can cause [insomnia](/ingredients/condition/sleep), tachycardia, anxiety, and hypertension at high intakes, particularly in caffeine-sensitive individuals. Chlorogenic acids may enhance the hypoglycemic effect of metformin and insulin, requiring [blood glucose](/ingredients/condition/weight-management) monitoring in diabetic patients. Tarrazú Coffee is contraindicated in individuals with severe anxiety disorders, uncontrolled hypertension, or arrhythmias, and caffeine crosses the placenta, making consumption during pregnancy inadvisable above 200 mg/day per most obstetric guidelines. Concurrent use with MAO inhibitors, stimulants, or fluoroquinolone antibiotics (which inhibit caffeine metabolism via CYP1A2) can potentiate adverse effects.

## Scientific Research

No human clinical trials, RCTs, or meta-analyses have been conducted specifically on Costa Rican Tarrazú Coffee. Available research consists only of chemical characterizations of related C. arabica varieties without clinical trial references or PubMed PMIDs.

## Historical & Cultural Context

Costa Rican Tarrazú Coffee has no documented traditional medicinal use in any traditional medicine systems. It is recognized primarily as a gourmet beverage crop valued for its sensory qualities including acidity, body, and flavor since cultivation began in the Talamanca Sierra region.

## Synergistic Combinations

Green tea extract, L-theanine, rhodiola, ashwagandha, milk thistle

## Frequently Asked Questions

### How much chlorogenic acid does Costa Rican Tarrazú Coffee contain?

Costa Rican Tarrazú Coffee contains approximately 36–55 mg of chlorogenic acids per gram of green coffee bean, with 5-caffeoylquinic acid as the predominant isomer. Roasting degrades chlorogenic acid content by 50–90% depending on roast level, so lighter roasts preserve significantly more of these antioxidant compounds than dark roasts.

### Is Costa Rican Tarrazú Coffee better than regular arabica coffee for health?

There is no clinical evidence demonstrating that Tarrazú Coffee is superior to other Coffea arabica varieties for health outcomes, as no head-to-head comparative trials exist. The cultivar's high-altitude growing conditions (1,200–1,900 meters) may concentrate certain flavor compounds and acids, but whether this translates to meaningfully different chlorogenic acid or antioxidant profiles versus other premium arabicas has not been rigorously quantified in peer-reviewed literature.

### Can Costa Rican Tarrazú Coffee help lower blood sugar?

Chlorogenic acids in Tarrazú Coffee theoretically inhibit intestinal alpha-glucosidase and hepatic glucose-6-phosphatase, mechanisms demonstrated in in vitro and animal studies. Human trials using isolated chlorogenic acid at 400–600 mg/day showed fasting glucose reductions of 5–10%, but no studies have used Tarrazú Coffee specifically, and the degree of chlorogenic acid absorption from brewed coffee is variable and generally lower than from isolated extracts.

### How much caffeine is in Costa Rican Tarrazú Coffee?

Costa Rican Tarrazú Coffee, as a Coffea arabica variety, contains approximately 1.2–1.5% caffeine by dry bean weight, yielding roughly 80–100 mg of caffeine per 8-ounce brewed cup. This is consistent with other arabica cultivars and notably lower than Coffea canephora (robusta), which averages 2.2–2.7% caffeine by weight.

### Are there any drug interactions with Costa Rican Tarrazú Coffee?

Caffeine in Tarrazú Coffee is primarily metabolized by the hepatic enzyme CYP1A2, so drugs that inhibit this enzyme—including ciprofloxacin, fluvoxamine, and oral contraceptives—can raise caffeine blood levels and prolong its stimulant and cardiovascular effects. Additionally, chlorogenic acids may potentiate blood-glucose-lowering medications such as metformin or sulfonylureas, and concurrent use with other stimulants or sympathomimetics increases the risk of hypertension and tachycardia.

### What makes Costa Rican Tarrazú Coffee different from other arabica coffee varieties?

Costa Rican Tarrazú Coffee is grown in the high-altitude Tarrazú region of Costa Rica, which produces beans with a distinctive flavor profile and potentially higher concentrations of certain compounds compared to lower-altitude arabicas. The elevation and terroir of this specific region may influence chlorogenic acid and antioxidant levels, though direct comparative studies between Tarrazú and other arabica cultivars are limited. The beans are often considered premium due to their origin and processing standards rather than clinically proven superiority.

### Is Costa Rican Tarrazú Coffee safe for people sensitive to caffeine?

Costa Rican Tarrazú Coffee contains 1.2–3.9 mg of caffeine per gram, which is within the typical range for arabica coffees, so caffeine-sensitive individuals should approach it with the same caution as regular coffee. No specific safety data exists for this cultivar in caffeine-sensitive populations, so standard coffee sensitivity guidelines apply. Individuals with caffeine sensitivity, anxiety disorders, or sleep disturbances should consider limiting intake or consulting a healthcare provider.

### What is the evidence quality for health claims about Costa Rican Tarrazú Coffee?

Currently, no clinical trials have been conducted specifically on Costa Rican Tarrazú Coffee—all theoretical health benefits are extrapolated from general arabica coffee research and chemical composition analysis. The evidence for its antioxidant potential from chlorogenic acids and melanoidins is preliminary, based on chemical testing rather than human studies. Anyone considering this ingredient for health purposes should understand that benefits remain theoretical and unproven in controlled human research.

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*Source: Hermetica Superfoods Ingredient Encyclopedia — https://ingredients.hermeticasuperfoods.com*
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