# Pili Nuts (Canarium ovatum)

**Canonical URL:** https://ingredients.hermeticasuperfoods.com/ingredients/pili-nuts
**Data Source:** Hermetica Superfoods Ingredient Encyclopedia
**Updated:** 2026-03-25
**Evidence Score:** 2 / 10
**Category:** Nut
**Also Known As:** Canarium ovatum, Philippine nut, Java almond, Kenari nut, Galip nut, Pili kernel, Canarium nut

## Overview

Pili nuts (Canarium ovatum) are a tropical tree nut native to the Philippines with an exceptionally high oleic acid content (41.64% of total fatty acids), which is associated with cardiovascular and [anti-inflammatory](/ingredients/condition/inflammation) effects through modulation of LDL oxidation and [endothelial function](/ingredients/condition/heart-health). Their pulp also contains β-carotene (66 ppm) and phytosterols, though no human clinical trials have yet evaluated therapeutic outcomes from pili nut consumption.

## Health Benefits

• No clinically proven health benefits - research limited to compositional analysis only
• High oleic acid content (41.64%) suggests potential [cardiovascular](/ingredients/condition/heart-health) support, but no clinical evidence exists
• Contains β-carotene (66 ppm) and phytosterols in pulp extracts, but therapeutic effects unstudied
• Low peroxide values (2.5 mEq/kg) indicate good oxidative stability for food use
• Rich in monounsaturated fats similar to other tree nuts, but specific health outcomes unverified

## Mechanism of Action

Oleic acid, the dominant monounsaturated fatty acid in pili nuts, acts by incorporating into cell membrane phospholipids and downregulating LDL oxidation while modulating NF-κB [inflammatory](/ingredients/condition/inflammation) signaling pathways. Phytosterols present in the pulp extract compete with dietary cholesterol for intestinal absorption via Niemann-Pick C1-Like 1 (NPC1L1) transporter inhibition, potentially reducing circulating LDL-cholesterol levels. β-Carotene functions as a provitamin A precursor cleaved by β-carotene 15,15'-monooxygenase (BCMO1) and also acts as a lipid-soluble [antioxidant](/ingredients/condition/antioxidant) quenching singlet oxygen species, though these mechanisms remain unconfirmed through clinical study in the context of pili nut consumption specifically.

## Clinical Summary

No randomized controlled trials or observational clinical studies have specifically examined pili nuts as a dietary intervention in human populations. Available research is limited to compositional and physicochemical analyses, such as those characterizing fatty acid profiles, proximate composition, and phytosterol content in nut and pulp fractions. Extrapolated evidence from oleic acid-rich foods (e.g., olive oil trials like PREDIMED, n=7,447) suggests potential [cardiovascular](/ingredients/condition/heart-health) benefit, but direct application to pili nuts is speculative. The current evidence base is insufficient to make any therapeutic claims about pili nut supplementation or consumption.

## Nutritional Profile

Pili nuts are energy-dense with approximately 719-862 kcal/100g depending on preparation. Macronutrients: fat dominates at 79-84g/100g (raw kernel), protein 10-14g/100g, carbohydrates 3-4g/100g, dietary fiber ~3g/100g. Fatty acid profile is well-characterized: oleic acid (C18:1) leads at 41.64% of total fatty acids, followed by palmitic acid (C16:0) at ~37%, stearic acid (C18:0) at ~8%, linoleic acid (C18:2) at ~6%, making it predominantly monounsaturated with a high saturated fraction compared to most tree nuts. Pulp fraction contains β-carotene at 66 ppm and measurable phytosterols (specific sterols unquantified in available literature). Mineral content includes magnesium (~300mg/100g), phosphorus (~575mg/100g), potassium (~507mg/100g), calcium (~98mg/100g), iron (~3.5mg/100g), and zinc (~3mg/100g), though values vary by cultivar and soil. Vitamin E (tocopherols) is present given the high unsaturated fat content but precise concentrations remain unreported in peer-reviewed literature. Low peroxide value of 2.5 mEq/kg indicates oxidative stability, attributed to the oleic acid dominance and natural [antioxidant](/ingredients/condition/antioxidant) content. Bioavailability data is absent; fat-soluble compounds (β-carotene, phytosterols, tocopherols) would theoretically benefit from co-consumption with dietary fat, which the nut itself provides inherently.

## Dosage & Preparation

No clinically studied dosage ranges exist for pili nuts, extracts, powders, or standardized forms, as no human trials were found. Studies focus only on oil extraction yields (~70% from kernels) without therapeutic dosing information. Consult a healthcare provider before starting any new supplement.

## Safety & Drug Interactions

Pili nuts are a tree nut and pose a documented risk of allergic reactions in individuals with tree nut allergies, including potential cross-reactivity with cashews and pistachios due to shared vicilin and legumin storage proteins. Their high fat content (approximately 75–79 g per 100 g of kernel) warrants portion control in individuals managing hyperlipidemia or caloric intake, though the predominance of monounsaturated fats is considered favorable. No known drug interactions have been identified in the published literature, and no formal contraindications or pregnancy safety data specific to pili nuts exist beyond standard tree nut allergy precautions. Individuals on lipid-lowering medications (e.g., statins or ezetimibe) should consult a healthcare provider before using pili nut products as functional supplements.

## Scientific Research

No human clinical trials, randomized controlled trials (RCTs), or meta-analyses were identified for pili nuts (Canarium ovatum) in the available sources, including PubMed-indexed studies. Research is limited to physicochemical analyses of oil composition and potential industrial uses, such as cocoa butter substitutes, without clinical outcome data.

## Historical & Cultural Context

Pili nuts have been cultivated in the Philippines for their edible kernels, eaten raw or processed, but no specific historical uses in traditional medicine systems are detailed in sources. The tree is indigenous to the region, with focus on nutritional rather than medicinal applications.

## Synergistic Combinations

Other tree nuts, omega-3 fatty acids, vitamin E, phytosterols, β-carotene

## Frequently Asked Questions

### What nutrients are in pili nuts?

Pili nut kernels are among the highest-fat nuts by weight, containing approximately 75–79 g of total fat per 100 g, with oleic acid comprising roughly 41.64% of total fatty acids. They also provide magnesium, phosphorus, and B vitamins, while the pulp fraction specifically contains β-carotene at approximately 66 ppm and measurable phytosterols. Protein content is moderate at around 11 g per 100 g of kernel.

### Are pili nuts good for heart health?

Pili nuts have not been tested in cardiac clinical trials, so no direct evidence supports a heart health claim for this specific nut. However, their high oleic acid content (41.64%) mirrors the fatty acid profile of olive oil, which has demonstrated LDL-reducing and anti-inflammatory effects in large trials such as PREDIMED. Until human studies are conducted on pili nuts specifically, any cardiovascular benefit remains a compositional inference rather than an established outcome.

### Are pili nuts keto-friendly?

Yes, pili nuts are widely considered one of the most keto-compatible nuts available due to their extremely high fat content (~75–79 g per 100 g) and very low net carbohydrate content of approximately 1–3 g per 100 g. The dominant fat is oleic acid, a monounsaturated fatty acid, which is generally viewed favorably in fat-based dietary frameworks. Their caloric density is high, so portion sizes of roughly 28 g (1 oz) are typically recommended.

### Do pili nuts contain antioxidants?

The pulp of pili nuts contains β-carotene at approximately 66 ppm, a lipid-soluble antioxidant that quenches reactive oxygen species and serves as a provitamin A precursor converted by the enzyme BCMO1. Phytosterols identified in pulp extracts may also contribute minor antioxidant activity. However, the antioxidant capacity of pili nut kernels consumed as a food or supplement has not been quantified in validated human assays such as ORAC or FRAP studies.

### Can you be allergic to pili nuts?

Yes, pili nuts are classified as a tree nut and can trigger IgE-mediated allergic reactions in sensitized individuals, ranging from oral allergy syndrome to anaphylaxis. Cross-reactivity with other tree nuts such as cashews and pistachios is plausible due to shared storage proteins including vicilins and legumins, though pili nut-specific allergen mapping is limited in the literature. Individuals with confirmed tree nut allergies should treat pili nuts with the same caution as other allergenic tree nuts and consult an allergist before consumption.

### How do pili nuts compare to other nuts for monounsaturated fat content?

Pili nuts are exceptionally high in monounsaturated fats, with oleic acid comprising 41.64% of their fatty acid profile, making them comparable to macadamia nuts and higher than most other tree nuts in this regard. This high monounsaturated fat concentration is similar to olive oil, though pili nuts lack the clinical cardiovascular evidence that exists for some other oleic acid-rich sources. The nuts' composition makes them structurally similar to heart-healthy options, but individual research on pili nuts specifically remains limited.

### Are pili nuts stable enough to use in cooking and food products?

Yes, pili nuts demonstrate good oxidative stability for food applications, with low peroxide values of 2.5 mEq/kg, indicating minimal rancidity development during storage and processing. This stability makes them suitable for incorporation into supplements, nut butters, and packaged foods without rapid degradation of their fatty acid profile. However, like all nuts high in polyunsaturated and monounsaturated fats, they should still be stored in cool, dark conditions to maintain quality.

### What is the current state of scientific research on pili nuts as a supplement ingredient?

Research on pili nuts is currently limited to compositional and chemical analysis; no clinical trials have been conducted to validate health claims or determine therapeutic efficacy for any condition. While their nutrient profile—including oleic acid, β-carotene, and phytosterols—suggests potential benefits, these remain theoretical without human studies demonstrating actual biological effects. Consumers should understand that pili nuts are primarily food-based ingredients rather than clinically validated supplement components at this time.

---

*Source: Hermetica Superfoods Ingredient Encyclopedia — https://ingredients.hermeticasuperfoods.com*
*License: CC BY-NC-SA 4.0 — Attribution required. Commercial use: admin@hermeticasuperfoods.com*