# Hesperetin-7-O-rutinoside

**Canonical URL:** https://ingredients.hermeticasuperfoods.com/ingredients/hesperetin-7-o-rutinoside
**Data Source:** Hermetica Superfoods Ingredient Encyclopedia
**Updated:** 2026-04-04
**Evidence Score:** 2 / 10
**Category:** Compound
**Also Known As:** Hesperidin, Hesperetin 7-rutinoside, Hesperetin-7-O-α-L-rhamnopyranosyl-(1→6)-β-D-glucopyranoside, Citrus bioflavonoid hesperidin, 7-[[6-O-(6-Deoxy-α-L-mannopyranosyl)-β-D-glucopyranosyl]oxy]-2,3-dihydro-5-hydroxy-2-(3-hydroxy-4-methoxyphenyl)-4H-1-benzopyran-4-one, Hesperidin dihydrochalcone precursor, Vitamin P factor

## Overview

Hesperetin-7-O-rutinoside is a flavanone glycoside found predominantly in citrus fruits, structurally characterized by a hesperetin aglycone bound to a rutinose disaccharide at the 7-position. Its primary proposed mechanism involves [free radical scaveng](/ingredients/condition/antioxidant)ing via its phenolic hydroxyl groups and modulation of oxidative stress pathways, though human clinical evidence remains absent.

## Health Benefits

• No specific health benefits have been documented in human clinical trials or meta-analyses for hesperetin-7-O-rutinoside. • Due to the lack of specific studies, the health benefits remain speculative and based on general properties of flavonoids. • Potential [antioxidant](/ingredients/condition/antioxidant) benefits could be inferred from its classification as a flavonoid, yet no direct evidence is available. • The compound may support vascular health due to its source, but evidence is anecdotal. • Possible [anti-inflammatory](/ingredients/condition/inflammation) effects are suggested by its classification, though not specifically studied.

## Mechanism of Action

Hesperetin-7-O-rutinoside is theorized to exert antioxidant activity through donation of hydrogen atoms from its phenolic hydroxyl groups to neutralize [reactive oxygen species](/ingredients/condition/antioxidant), including superoxide anion and hydroxyl radicals. Following intestinal hydrolysis of the rutinose sugar moiety by gut microbial enzymes such as alpha-rhamnosidase and beta-glucosidase, the liberated hesperetin aglycone may inhibit pro-[inflammatory](/ingredients/condition/inflammation) enzymes including cyclooxygenase-2 (COX-2) and lipoxygenase (LOX). Additionally, hesperetin has been shown in cell-based studies to activate the Nrf2-Keap1 pathway, upregulating endogenous antioxidant enzymes such as heme oxygenase-1 (HO-1) and superoxide dismutase (SOD).

## Clinical Summary

No human clinical trials, randomized controlled studies, or meta-analyses have been conducted specifically on hesperetin-7-O-rutinoside as an isolated compound. Available evidence is limited to in vitro cell culture experiments and animal model studies, which are insufficient to establish efficacy or effective dosage in humans. Some extrapolation from hesperidin research — a structurally similar flavanone glycoside with a neohesperidose rather than rutinose sugar — suggests possible [cardiovascular](/ingredients/condition/heart-health) and [antioxidant](/ingredients/condition/antioxidant) effects, but direct translation to hesperetin-7-O-rutinoside is scientifically unvalidated. The overall evidence base must be characterized as preclinical and speculative at this stage.

## Nutritional Profile

Hesperetin-7-O-rutinoside (also known as hesperidin) is a flavanone glycoside (molecular formula C₂₈H₃₄O₁₅, molecular weight ~610.56 g/mol) consisting of the aglycone hesperetin bound to the disaccharide rutinose (rhamnose + glucose) at the 7-position. It is not a macronutrient source (negligible calories, protein, fat, or carbohydrate contribution at typical dietary intakes). Key bioactive characteristics: • Classification: Flavanone glycoside (subclass of flavonoids). • Natural occurrence: Found predominantly in citrus fruit peels and membranes — sweet orange (Citrus sinensis) peel contains approximately 20–60 mg/g dry weight; lemon peel ~15–40 mg/g dry weight; whole orange juice provides roughly 200–700 mg/L depending on variety and processing. • Bioavailability: Oral bioavailability of intact hesperidin is low (~3–5% absorption in the small intestine). The rutinoside linkage (α-1,6-interglycosidic bond) resists hydrolysis by small intestinal β-glucosidases, so the majority reaches the colon intact where gut microbiota (e.g., Bifidobacterium, Lactobacillus) cleave the sugar moiety to release the aglycone hesperetin. Hesperetin is then absorbed colonically and undergoes extensive phase II [metabolism](/ingredients/condition/weight-management) (glucuronidation and sulfation) in enterocytes and the liver. Peak plasma concentrations of hesperetin metabolites typically appear 4–7 hours post-ingestion, reflecting colonic absorption. Plasma Cmax of total hesperetin conjugates after ~500 mg oral hesperidin is approximately 1–5 µmol/L. • Key bioactive compounds present alongside hesperidin in citrus matrices: other polymethoxylated flavones (nobiletin ~0.5–3 mg/g peel, tangeretin ~0.3–2 mg/g peel), naringin (~1–10 mg/g in grapefruit), vitamin C (ascorbic acid, ~50 mg per 100 mL orange juice), dietary fiber (pectin, ~1.5–3 g per whole orange), potassium (~180 mg per 100 g orange), and folate (~30 µg per 100 g orange). • Micronutrient contribution of isolated hesperidin itself: none — it does not supply vitamins or minerals. • Solubility note: Poorly water-soluble (~<0.01 mg/mL at 25 °C, neutral pH), which limits dissolution and absorption. Micronized or complexed forms (e.g., hesperidin-2S or glucosyl-hesperidin) can increase solubility 5–10-fold and improve Cmax by 2–4-fold. • No significant lipid, protein, or mineral content when consumed as a purified compound or supplement (typical supplement doses range from 250–1000 mg/day).

## Dosage & Preparation

No clinically studied dosage ranges or forms are available for hesperetin-7-O-rutinoside. Consult a healthcare provider before starting any new supplement.

## Safety & Drug Interactions

No formal safety profile, tolerable upper intake level, or toxicology dataset exists specifically for isolated hesperetin-7-O-rutinoside in humans. Based on its structural similarity to hesperidin and general citrus flavonoid data, it is presumed to be well-tolerated at dietary exposure levels found in citrus consumption. Theoretically, high-dose flavonoid supplementation may interact with cytochrome P450 enzymes (particularly CYP3A4 and CYP2C9), potentially altering [metabolism](/ingredients/condition/weight-management) of drugs such as warfarin, statins, or calcium channel blockers. Pregnant and breastfeeding individuals should avoid supplemental doses due to the complete absence of safety data in these populations.

## Scientific Research

No key human clinical trials, RCTs, or meta-analyses specific to hesperetin-7-O-rutinoside are identified. Thus, no PMIDs or study data are available to reference.

## Historical & Cultural Context

No historical or traditional use information for hesperetin-7-O-rutinoside is provided in the available research. Its use remains largely unexplored in traditional medicine systems.

## Synergistic Combinations

Vitamin C, Quercetin, Rutin, Naringenin, Resveratrol

## Frequently Asked Questions

### What foods contain hesperetin-7-O-rutinoside naturally?

Hesperetin-7-O-rutinoside occurs naturally in citrus fruits, with detectable concentrations reported in orange peel, lemon, and grapefruit tissues. It is a minor flavanone glycoside compared to the more abundant hesperidin (hesperetin-7-O-neohesperidoside) found in oranges. Concentrations vary widely by cultivar, ripeness, and plant tissue, making dietary quantification difficult.

### Is hesperetin-7-O-rutinoside the same as hesperidin?

No — hesperetin-7-O-rutinoside and hesperidin share the same aglycone (hesperetin) but differ in their sugar moiety: hesperetin-7-O-rutinoside carries a rutinose (alpha-L-rhamnosyl-beta-D-glucose) unit, while hesperidin carries a neohesperidose (alpha-L-rhamnosyl-beta-D-glucose in 1→2 linkage). This structural difference affects intestinal absorption kinetics and the specific gut microbial enzymes required for hydrolysis prior to absorption.

### Has hesperetin-7-O-rutinoside been tested in clinical trials?

As of the current date, no published human clinical trials have been conducted using hesperetin-7-O-rutinoside as an isolated test compound. All mechanistic data derives from in vitro assays measuring DPPH radical scavenging activity and cell-line experiments. Researchers typically study the more commercially available hesperidin instead, limiting direct clinical knowledge of this specific glycoside.

### What is the proposed antioxidant mechanism of hesperetin-7-O-rutinoside?

The antioxidant activity of hesperetin-7-O-rutinoside is attributed to the free hydroxyl groups on the B-ring and the 4-keto structure of its hesperetin aglycone, which facilitate hydrogen atom transfer to reactive oxygen species. After gut microbial hydrolysis releases the hesperetin aglycone, it may also activate the Nrf2 transcription factor pathway, inducing expression of antioxidant enzymes including HO-1 and glutathione peroxidase. These mechanisms have been demonstrated for hesperetin in vitro but have not been confirmed specifically for hesperetin-7-O-rutinoside in vivo.

### Are there any known drug interactions with hesperetin-7-O-rutinoside?

No drug interaction studies have been performed specifically on hesperetin-7-O-rutinoside. However, by structural analogy with hesperidin and hesperetin, there is a theoretical risk of inhibiting hepatic CYP3A4 and intestinal P-glycoprotein transport, which could elevate plasma concentrations of drugs metabolized via these pathways, including certain statins, immunosuppressants, and anticoagulants like warfarin. Until specific interaction data are available, caution is warranted when combining high-dose citrus flavonoid supplements with prescription medications.

### What is the bioavailability of hesperetin-7-O-rutinoside compared to other flavonoid forms?

Hesperetin-7-O-rutinoside is a glycosylated flavonoid that must be deglycosylated by gut microbiota or intestinal enzymes before absorption, which may limit its direct bioavailability compared to aglycone forms. The rutinoside moiety (disaccharide sugar) affects how readily the compound crosses the intestinal barrier. Individual variations in gut microbiota composition can significantly influence how efficiently this compound is converted to bioavailable forms. Limited in vitro and animal studies suggest metabolism occurs, but human bioavailability data remains sparse.

### Is hesperetin-7-O-rutinoside safe for long-term supplementation?

No safety concerns have been formally documented for hesperetin-7-O-rutinoside in human studies, largely because clinical research on this specific compound is extremely limited. As a naturally occurring flavonoid found in citrus fruits, it is presumed to have a favorable safety profile, but long-term supplementation studies have not been conducted. Individuals with citrus allergies or sensitivities should exercise caution, and those taking medications affecting gut flora should consult a healthcare provider before supplementation. More rigorous safety data would be needed to establish guidelines for extended use.

### How does hesperetin-7-O-rutinoside differ from other citrus flavonoids like naringin or diosmin?

Hesperetin-7-O-rutinoside, naringin, and diosmin are all glycosylated flavonoids found in citrus, but they differ in their sugar attachments and parent aglycone structures, which affects their metabolism and bioavailability. Naringin contains a neohesperidose sugar, while hesperetin-7-O-rutinoside contains a rutinoside sugar, leading to different deglycosylation pathways in the gut. Diosmin is a methylated flavone distinct from the flavanones hesperetin and naringin, with potentially different absorption characteristics. Direct comparative studies between these compounds in humans are lacking, making it difficult to determine which has superior bioavailability or efficacy.

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