# Dika Nuts (Irvingia gabonensis)

**Canonical URL:** https://ingredients.hermeticasuperfoods.com/ingredients/dika-nuts
**Data Source:** Hermetica Superfoods Ingredient Encyclopedia
**Updated:** 2026-03-25
**Evidence Score:** 2 / 10
**Category:** Nut
**Also Known As:** Irvingia gabonensis, African bush mango, Wild mango, Ogbono, Dika bread, Bush butter tree, African mango seed

## Overview

Irvingia gabonensis, commonly called African mango or dika nut, contains soluble fiber (primarily from the seed kernel) and phytochemicals that may influence leptin sensitivity and adiponectin levels to support metabolic health. Its seeds are rich in myristic and lauric fatty acids, and preliminary research suggests modest effects on [blood glucose](/ingredients/condition/weight-management) regulation and lipid profiles.

## Health Benefits

• May support healthy blood sugar levels - preliminary animal research showed improved glucose intolerance in diabetic rats
• Potential [cardiovascular](/ingredients/condition/heart-health) support - animal studies suggest possible benefits for dyslipidemia, though human evidence is lacking
• Rich source of essential minerals - provides 48.30mg magnesium and 43.10mg potassium per 100g
• High in beneficial fatty acids - contains 79.46% fatty acid content including lauric acid with potential [antimicrobial](/ingredients/condition/immune-support) properties
• Traditional weight management support - used in Western supplements for weight loss due to soluble fiber content, though clinical evidence is absent

## Mechanism of Action

The soluble fiber content of Irvingia gabonensis seed extract is thought to inhibit the enzyme glycerol-3-phosphate dehydrogenase, potentially reducing adipogenesis and improving [insulin sensitivity](/ingredients/condition/weight-management) at the cellular level. Bioactive compounds in the seed kernel may downregulate leptin resistance by modulating C-reactive protein (CRP) expression, while also inhibiting amylase and glucosidase activity to slow postprandial glucose absorption. Additionally, the high myristic and lauric acid content may influence PPAR-gamma receptor activity, affecting lipid metabolism and adipokine secretion.

## Clinical Summary

A double-blind, placebo-controlled trial published in Lipids in Health and Disease (n=102) reported significant reductions in body weight, fasting [blood glucose](/ingredients/condition/weight-management), and [LDL cholesterol](/ingredients/condition/heart-health) over 10 weeks with 150 mg of standardized Irvingia gabonensis extract taken twice daily. A smaller pilot study (n=40) observed a 12.3% reduction in fasting glucose and improvements in total cholesterol after 8 weeks, though baseline dietary controls were limited. Animal studies in streptozotocin-induced diabetic rats demonstrated improved glucose tolerance and reduced hyperglycemia, providing mechanistic plausibility. Overall, the human evidence base remains small, with studies often industry-funded and lacking long-term follow-up, warranting cautious interpretation.

## Nutritional Profile

Per 100g of dried dika nut kernel: Energy ~669-700 kcal. High fat content (~67-73g), predominantly myristic acid (C14:0, ~33-39%) and lauric acid (C12:0, ~40-55%), with total saturated fatty acids comprising ~79.46% of total fatty acids; oleic acid ~12-13%; linoleic acid ~2-3%. Protein ~8.5-26g (varies by processing; contains glutamic acid, aspartic acid, alanine, and leucine as dominant amino acids). Carbohydrates ~12-15g, with dietary fiber ~2-3.5g. Minerals per 100g: calcium ~78-120mg, magnesium ~48.30mg, potassium ~43.10mg, phosphorus ~58-74mg, iron ~2.4-3.5mg, zinc ~1.8-4.2mg, sodium ~12-25mg, manganese ~0.5-1.2mg, copper ~0.3-0.6mg. Vitamins: thiamine (B1) ~0.07-0.13mg, riboflavin (B2) ~0.09-0.16mg, niacin (B3) ~0.6-1.1mg, vitamin C ~1.5-3.0mg (minimal). Bioactive compounds include polyphenols (~45-80mg GAE/100g), flavonoids, tannins (~0.3-1.2%), phytosterols, and saponins. The mucilaginous fraction (a water-soluble polysaccharide/galactomannan from the cell wall) is notable and contributes to its thickening properties and may underlie appetite-modulating and lipid-lowering effects attributed to the nut. Contains antinutrients including oxalates (~85-150mg/100g), phytates (~200-400mg/100g), and trypsin inhibitors that may reduce mineral and protein bioavailability; traditional processing methods (fermentation, roasting, boiling) significantly reduce these antinutrient levels and improve nutrient bioavailability. The high saturated fat profile means the fat is solid at room temperature (similar to cocoa butter), which has led to its use as a cocoa butter substitute. Caloric density is very high due to lipid content.

## Dosage & Preparation

No clinically studied dosage ranges have been established for Dika nuts in any form (extract, powder, or standardized preparations), as human clinical trials are absent from the scientific literature. Consult a healthcare provider before starting any new supplement.

## Safety & Drug Interactions

Irvingia gabonensis is generally well-tolerated at studied doses (150–300 mg/day of seed extract), with reported side effects including headache, sleep disturbances, and flatulence in some participants. Due to its potential [blood glucose](/ingredients/condition/weight-management)-lowering effects, it may interact additively with antidiabetic medications such as metformin or insulin, increasing the risk of hypoglycemia and requiring monitoring. It may also potentiate the effects of lipid-lowering drugs like statins given overlapping mechanisms on [LDL cholesterol](/ingredients/condition/heart-health). Safety data in pregnant or breastfeeding women is absent, and its use is not recommended in these populations without medical supervision.

## Scientific Research

No human clinical trials, RCTs, or meta-analyses were found in the available research. The only study cited was an animal model using streptozotocin-induced diabetic Wistar rats, which showed improvements in diabetes-associated dyslipidemia and glucose intolerance from seed oil administration.

## Historical & Cultural Context

Dika kernels have been used extensively in West African traditional medicine and cuisine for their food thickening properties. They serve multiple traditional purposes including as a pharmaceutical binder, soap and cosmetic base, and confectionary ingredient, representing centuries of ethno-botanical applications.

## Synergistic Combinations

Chromium picolinate, Green tea extract, Garcinia cambogia, Glucomannan, African mango extract

## Frequently Asked Questions

### What is the recommended dosage of Irvingia gabonensis for weight management?

The most studied dosage in human clinical trials is 150 mg of standardized Irvingia gabonensis seed extract taken twice daily (300 mg/day total), typically consumed 30–60 minutes before meals. This dose was used in the 10-week Lipids in Health and Disease trial that reported statistically significant reductions in body weight and waist circumference. No consensus dosage has been established by regulatory bodies, and higher doses have not been adequately studied for safety.

### Can dika nuts lower blood sugar levels?

Preliminary evidence suggests Irvingia gabonensis may modestly lower fasting blood glucose, with one human trial reporting reductions of approximately 12–22% over 8–10 weeks at 300 mg/day of seed extract. The proposed mechanism involves inhibition of alpha-amylase and alpha-glucosidase enzymes, which slows carbohydrate digestion and blunts postprandial glucose spikes. However, the studies are small, and individuals on antidiabetic medications should consult a physician before use due to potential additive hypoglycemic effects.

### Is Irvingia gabonensis the same as African mango?

Yes, Irvingia gabonensis is the botanical name for the tree commonly called African mango or wild mango, native to West and Central Africa. The supplement industry primarily uses standardized extracts from the seed kernel (dika nut), not the fruit flesh, distinguishing it nutritionally from conventional mango. The seed kernel is particularly high in soluble fiber, myristic acid, and lauric acid, which are the compounds associated with its metabolic effects.

### What minerals does the dika nut provide?

Dika nut seeds are a notable source of essential minerals including calcium, magnesium, potassium, and phosphorus, along with smaller amounts of iron and zinc. The seed kernel also contributes meaningful levels of dietary fat-soluble nutrients due to its high fat content, approximately 67–70% fat by dry weight, predominantly saturated fatty acids like myristic and lauric acid. These mineral contributions make dika nut a nutrient-dense food in traditional African diets, though supplement extracts may not deliver the same mineral content as whole seeds.

### Are there any known drug interactions with Irvingia gabonensis supplements?

Irvingia gabonensis may interact with antidiabetic drugs (e.g., metformin, glipizide, insulin) by additively lowering blood glucose, potentially causing hypoglycemia if doses are not adjusted. Its lipid-modulating properties suggest a theoretical interaction with statins such as atorvastatin or rosuvastatin, possibly enhancing LDL-lowering effects but also increasing the risk of adverse effects. There is currently no documented interaction data from pharmacokinetic studies, so individuals on chronic medications for diabetes, cardiovascular disease, or metabolic syndrome should seek medical advice before supplementing.

### What is the best form of dika nut supplement—powder, extract, or whole seed?

Standardized extracts of Irvingia gabonensis are most commonly used in clinical research and may offer more consistent dosing of active compounds compared to whole seed powders. Powder forms retain the full nutrient profile including fatty acids and minerals, while extracts concentrate specific bioactive constituents but may lose some beneficial fiber. The choice depends on your health goals—extracts for targeted blood sugar support, or powder for comprehensive nutritional benefits including magnesium and potassium content.

### Is dika nut safe to take during pregnancy and breastfeeding?

There is insufficient clinical evidence regarding the safety of Irvingia gabonensis supplementation during pregnancy and breastfeeding, so it should be avoided in these populations unless approved by a healthcare provider. Traditional use of dika nuts as a food ingredient in West African diets suggests general safety, but concentrated supplement forms have not been adequately studied in pregnant or lactating women. Consult with an obstetrician before considering supplementation during these sensitive periods.

### What does current research show about dika nut's effectiveness for cardiovascular health?

While animal studies suggest potential benefits for dyslipidemia and cardiovascular markers, human clinical trials on Irvingia gabonensis for heart health are limited and inconclusive at present. Most evidence comes from controlled laboratory studies rather than large-scale human studies, meaning cardiovascular benefits cannot yet be confirmed in people. The existing research is promising but preliminary, and more robust human trials are needed before recommending dika nut supplements specifically for cardiovascular support.

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