# Jatobá Fruit

**Canonical URL:** https://ingredients.hermeticasuperfoods.com/ingredients/jatob-fruit
**Data Source:** Hermetica Superfoods Ingredient Encyclopedia
**Updated:** 2026-03-15
**Evidence Score:** 4 / 10
**Category:** Fruit
**Also Known As:** Hymenaea courbaril L., Brazilian Cherry, Stinking Toe Fruit, Jatobá-do-cerrado

## Overview

Jatobá fruit (Hymenaea courbaril) contains high levels of phenolic compounds, tannins, and labdane diterpenes that selectively inhibit [COX-2](/ingredients/condition/inflammation) enzymes and provide dose-dependent [antioxidant protection](/ingredients/condition/antioxidant). The fruit's prebiotic fiber content and α-amylase inhibiting compounds support [digestive health](/ingredients/condition/gut-health) and metabolic balance through mechanisms validated in animal studies.

## Health Benefits

- **Promotes [microbiome](/ingredients/condition/gut-health) balance,**: improves digestion, and regulates bowel movements through its high prebiotic fiber and tannin content.
- **Provides sustained energy**: and [stamina](/ingredients/condition/energy) with complex carbohydrates and plant-based proteins.
- **Enhances immune resilience**: and offers [antioxidant protection](/ingredients/condition/antioxidant) via its rich profile of polyphenols, Vitamin C, and [antimicrobial](/ingredients/condition/immune-support) compounds.
- **Soothes coughs, clears**: mucus, and improves lung function, supporting respiratory health.
- **Stabilizes [glucose metabolism](/ingredients/condition/weight-management)**: and reduces sugar spikes by exhibiting insulin-sensitizing properties.
- **Combats oxidative stress**: and [inflammation](/ingredients/condition/inflammation) with its abundance of flavonoids and lignans.

## Mechanism of Action

Phenolic compounds and flavonoids like astilbin provide dose-dependent [antioxidant activity](/ingredients/condition/antioxidant) by inhibiting lipid peroxidation, with the highest concentrations showing significantly greater protection than controls (p<0.001). Labdane diterpenes selectively inhibit COX-2 enzymes to reduce [inflammatory](/ingredients/condition/inflammation) responses, while hydroalcoholic extracts demonstrate linear competitive inhibition of pancreatic α-amylase with IC50 values approximately 60% more effective than aqueous extracts. The high [prebiotic](/ingredients/condition/gut-health) fiber and tannin content promotes beneficial gut microbiota while [antimicrobial](/ingredients/condition/immune-support) compounds show MIC values of 1.0-8.0 mg/mL against various pathogens.

## Clinical Summary

Current evidence is limited to in vitro studies and animal models, with no published human clinical trials available. In rat studies, aqueous acetone pulp extracts demonstrated dose-dependent inhibition of brain [lipid peroxidation](/ingredients/condition/antioxidant), with the highest treatment group showing significantly greater protection than controls. [Antimicrobial](/ingredients/condition/immune-support) studies report seed extract MIC values of 1.0-8.0 mg/mL against Pseudomonas aeruginosa and synergistic effects reducing MIC by 4-32 fold against Bacillus cereus and Staphylococcus aureus. While these preliminary findings are promising, human clinical data is needed to validate therapeutic efficacy and establish safe dosing protocols.

## Nutritional Profile

- Flavonoids and Polyphenols: Potent antioxidants that protect against [oxidative stress](/ingredients/condition/antioxidant) and support [cardiovascular health](/ingredients/condition/heart-health).
- Saponins and Tannins: Provide [antimicrobial](/ingredients/condition/immune-support), gut-supporting, and immune-modulating compounds.
- Alkaloids and Terpenoids: Bioactive compounds supporting neurological function and [stress resilience](/ingredients/condition/stress).
- Vitamins A, C, and E: Boost [collagen synthesis](/ingredients/condition/skin-health), immune defense, and cellular protection.
- Essential Minerals (Iron, Zinc, Potassium): Support enzymatic function, oxygen transport, and electrolyte balance.
- [Prebiotic](/ingredients/condition/gut-health) Fiber and Plant Sterols: Enhance gut health and metabolic regulation.

## Dosage & Preparation

- Traditional Use: Consumed as a [longevity](/ingredients/condition/longevity) food for sustained energy, [digestion](/ingredients/condition/gut-health), and respiratory health in Indigenous Amazonian, Afro-Brazilian, and Caribbean medicine.
- Forms: Available in fresh, dried, powdered, and extract forms.
- Modern Applications: Commonly used in digestive wellness products, immune-boosting formulations, and functional nutrition blends.
- Dosage: Consume 1 whole fruit or 5–10g of powdered jatobá daily for digestion, energy, and [immune support](/ingredients/condition/immune-support), or 500–1,500mg of extract for metabolic and respiratory health.

## Safety & Drug Interactions

Animal studies indicate low acute toxicity with no significant adverse effects reported in rat models and alternative testing using C. elegans. However, biscoumarins present in seeds require further toxicological investigation for long-term safety assessment. The α-amylase inhibiting properties may potentially affect starch absorption and could theoretically interact with diabetes medications, though no specific drug interactions have been documented. Pregnant and nursing women should avoid use due to insufficient safety data, and individuals with blood clotting disorders should exercise caution given the presence of coumarin compounds.

## Scientific Research

Scientific studies support Jatobá's digestive and [prebiotic](/ingredients/condition/gut-health) fiber benefits, alongside its immune and polyphenol [antioxidant](/ingredients/condition/antioxidant) properties. Research also indicates its potential for respiratory health, [antimicrobial](/ingredients/condition/immune-support) support, metabolic balance, and [anti-inflammatory](/ingredients/condition/inflammation) effects. These findings suggest a broad spectrum of functional benefits, warranting further clinical investigation.

## Historical & Cultural Context

Jatobá fruit has been a revered medicinal and survival food for Indigenous Amazonian and Afro-Brazilian cultures for centuries. Amazonian tribes consumed it for long-lasting energy and gut health, while Afro-Brazilian healers valued it for immune and respiratory support. Caribbean communities used jatobá to fight infections and promote metabolic resilience, establishing its deep cultural significance.

## Synergistic Combinations

Role: Polyphenol/[antioxidant](/ingredients/condition/antioxidant) base
Intention: Gut & [Microbiome](/ingredients/condition/gut-health)
Primary Pairings: - Camu Camu (Myrciaria dubia)
- Turmeric (Curcuma longa)
- Maca Root (Lepidium meyenii)
- Psyllium Husk (Plantago ovata)

## Frequently Asked Questions

### What are the main bioactive compounds in Jatobá fruit?

Jatobá fruit contains phenolic compounds, flavonoids (particularly astilbin), tannins, labdane diterpenes, carotenoids, and coumarins. Seed extracts show exceptionally high phenolic content up to 5,135.61 mg GAE/100g dry residue when extracted with 80% ethanol.

### How does Jatobá fruit support digestive health?

The fruit's high prebiotic fiber content promotes beneficial gut microbiota balance, while tannins help regulate bowel movements. Hydroalcoholic extracts also demonstrate α-amylase inhibition, which may help moderate starch digestion and support metabolic balance.

### Is Jatobá fruit safe for daily consumption?

Animal studies show low acute toxicity, but human safety data is lacking. The presence of biscoumarins in seeds requires further toxicological study, and pregnant women or those on blood-thinning medications should avoid use due to coumarin compounds.

### What evidence supports Jatobá fruit's antioxidant properties?

In vitro studies demonstrate strong antioxidant activity in DPPH, FRAP, and ABTS assays. Rat studies show dose-dependent inhibition of brain lipid peroxidation, with higher treatment doses providing significantly greater protection than controls (p<0.001).

### Can Jatobá fruit help with respiratory issues?

Traditional use and preliminary research suggest respiratory benefits through anti-inflammatory mechanisms. Labdane diterpenes and astilbin reduce inflammatory cell infiltration in bronchoalveolar studies, while antimicrobial compounds may help clear respiratory infections, though human clinical data is needed.

### How much Jatobá fruit should I take daily, and when is the best time to consume it?

Typical dosing ranges from 1-3 grams of Jatobá fruit powder or extract daily, though optimal amounts may vary based on individual health goals and product concentration. It is best consumed with meals to enhance fiber absorption and minimize digestive discomfort, particularly if you are new to high-fiber supplements. Starting with lower doses and gradually increasing helps your digestive system adapt to the prebiotic fiber content.

### Is Jatobá fruit safe during pregnancy, for children, and for elderly individuals?

While Jatobá fruit is generally recognized as safe, pregnant women should consult healthcare providers before supplementation due to limited clinical data in this population. Children can typically tolerate Jatobá fruit in age-appropriate amounts, though dosing should be adjusted downward; elderly individuals often benefit from its digestive and immune-supporting properties but should monitor for any interactions with existing medications. As with any supplement, individual tolerance varies and professional guidance is recommended.

### Does Jatobá fruit interact with common medications or blood thinners?

Jatobá fruit's tannin content may theoretically affect absorption of certain medications, particularly iron supplements and some antibiotics, though significant interactions are not well-documented in clinical literature. Individuals taking anticoagulants or antiplatelet medications should exercise caution, as the fruit's polyphenols and potential mild anticoagulant properties could have additive effects. It is advisable to space Jatobá supplementation at least 2 hours apart from medications and consult a healthcare provider if you take prescription drugs regularly.

## References

Sources: https://pubmed.ncbi.nlm.nih.gov/32099085; https://doi.org/10.1016/j.foodchem.2020.127805; https://www.sciencedirect.com/science/article/pii/S1756464619308052; https://www.frontiersin.org/articles/10.3389/fphar.2021.679020/full; https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7498880/

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