ELLAGIC ACID

📋 Quick facts

Description: ELLAGIC ACID — antioxidant, brightening.

All Functions: antioxidant, brightening

Quick Facts:

• Category: active

Proven Benefits At A Glance:

• Ellagic acid is a polyphenol found naturally in plants and vegetables, present either freely or as part of complex molecules called ellagitannins
• It has antioxidant and anti-inflammatory properties backed by multiple research studies
• Early research suggests potential benefits for hair growth, skin aging, wound healing, and protecting skin from UV damage
• Delivery into deeper skin layers remains a challenge that researchers are actively working to solve
• Most applications are still in research phases; more human studies are needed

⚗️ Chemical Overview

Ellagic acid appears as cream-colored needles (from pyridine) or yellow powder. Odorless. (NTP, 1992) Ellagic acid is an organic heterotetracyclic compound resulting from the formal dimerisation of gallic acid by oxidative aromatic coupling with intramolecular lactonisation of both carboxylic acid groups of the resulting biaryl. It is found in many fruits and vegetables, including raspberries, strawberries, cranberries, and pomegranates. It has a role as an EC 2.7.7.7 (DNA-directed DNA polymerase) inhibitor, a geroprotector, an antioxidant, an EC 5.99.1.2 (DNA topoisomerase) inhibitor, an EC 5.99.1.3 [DNA topoisomerase (ATP-hydrolysing)] inhibitor, an EC 1.14.18.1 (tyrosinase) inhibitor, a food additive, an EC 2.5.1.18 (glutathione transferase) inhibitor, a plant metabolite, a fungal metabolite, an EC 2.3.1.5 (arylamine N-acetyltransferase) inhibitor, an EC 2.4.1.1 (glycogen phosphorylase) inhibitor, an EC 2.7.1.127 (inositol-trisphosphate 3-kinase) inhibitor, an EC 2.7.1.151 (inositol-polyphosphate multikinase) inhibitor, an EC 2.7.4.6 (nucleoside-diphosphate kinase) inhibitor and a skin lightening agent. It is a lactone, a polyphenol, a member of catechols, an organic heterotetracyclic compound and a cyclic ketone. It is functionally related to a gallic acid. It is a conjugate acid of an ellagic acid(2-). Ellagic acid is present in several fruits such as cranberries, strawberries, raspberries, and pomegranates. In pomegranates, there are several therapeutic compounds but ellagic acid is the most active and abundant. Ellagic acid is also present in vegetables. Ellagic acid is an investigational drug studied for treatment of Follicular Lymphoma (phase 2 trial), protection from brain injury of intrauterine growth restricted babies (phase 1 and 2 trial), improvement of cardiovascular function in adolescents who are obese (phase 2 trial), and topical treatment of solar lentigines. Ellagic acid’s therapeutic action mostly involves antioxidant and anti-proliferative effects.

Source(s): DrugBank, CAMEO Chemicals, ChEBI, via PubChem

📊 Comedogenicity

🛡️ Safety rating

Safety tier is a starting heuristic from regulatory status and comedogenic rating, not a dermatological verdict — see our Terms for the full disclaimer. Research confidence reflects how many real cited studies back this ingredient, not the strength of their findings.

🌍 Regulatory Status

💧 Skin Type Compatibility

Derived from this ingredient’s irritancy potential and comedogenicity rating against the needs of each skin type — e.g. oily and acne-prone skin are marked down for pore-clogging ingredients, sensitive skin for irritants. A starting heuristic, not a dermatological verdict.

⚠️ Don’t Combine With

📚 Research & Evidence

🔬 The Science

Ellagic acid (EA) is a naturally occurring polyphenol that functions through multiple biological pathways beyond simple antioxidation. According to Planta Med (2018), while its antioxidant properties are significant, ellagic acid also works by reducing inflammatory markers (tumor necrosis factor-α, interleukin-1β, interleukin-6), decreasing nuclear factor-κB activity, and increasing nuclear factor erythroid 2-related factor 2 expression. These mechanisms contribute to its anti-inflammatory and potential anti-aging effects. #1 Hair growth: Research in J Ethnopharmacol (2024) found that ellagic acid stimulated hair regeneration in mice with androgenic alopecia by reversing dihydrotestosterone (DHT)-induced damage. Specifically, EA reduced iron accumulation, lipid peroxidation, and mitochondrial dysfunction by activating the Wnt/β-catenin signaling pathway.

However, this research was conducted in animal models and dermal papilla cells, not human subjects. #2 Antioxidant activity: Int J Mol Sci (2024) demonstrated that ellagic acid-containing films showed antioxidant activity in laboratory testing. Sci Rep (2025) further confirmed that ellagic acid improved the clearance rate of harmful free radicals (DPPH and hydroxyl radicals). #3 Antibacterial properties: Int J Mol Sci (2024) found that films incorporating ellagic acid exhibited “prominent antibacterial properties particularly against Staphylococcus aureus,” with certain formulations showing strong biocidal activity. Testing was performed in laboratory conditions. #4 Anti-photoaging effects: Sci Rep (2025) reported that when ellagic acid was delivered to the dermis using specialized liposomes, it blocked increases in metalloproteinase-1 (MMP-1) and prevented decreases in type I collagen induced by UVB exposure in human dermal fibroblasts.

The study also found upregulation of elastin and collagen genes in zebrafish models. #5 Wound healing in diabetes: Cell Prolif (2025) demonstrated in laboratory and animal models that ellagic acid encapsulated in small extracellular vesicles promoted diabetic wound healing by improving cell proliferation, migration, and collagen formation. The mechanism involved interaction with the epidermal growth factor receptor (EGFR). Testing included human skin cells and in-vivo diabetic wound models. Delivery remains a key limitation. Planta Med (2018) notes that “more studies are needed, especially on the compound’s pharmacokinetic profile.” Sci Rep (2025) specifically highlighted that penetrating the skin barrier to deliver ellagic acid to the dermis (deeper skin layers) requires specialized delivery systems like hyaluronic acid-modified liposomes to be effective.

Most current research involves laboratory formulations or animal models rather than finished consumer products tested in humans.

📄 Related Research

Matched by search — not necessarily verified support for every statement above.

• Fu H et al. (2024). Ellagic acid inhibits dihydrotestosterone-induced ferroptosis and promotes hair regeneration by activating the wnt/β-catenin signaling pathway. J Ethnopharmacol.
• Ríos JL et al. (2018). A Pharmacological Update of Ellagic Acid. Planta Med.
• Kaczmarek-Szczepańska B et al. (2024). Hyaluronic Acid/Ellagic Acid as Materials for Potential Medical Application. Int J Mol Sci.
• Yang X et al. (2025). Oligomeric hyaluronic acid-modified liposomes effectively improved skin permeability and anti-ageing activity of ellagic acid. Sci Rep.
• Tian L et al. (2025). Ellagic Acid-Loaded sEVs Encapsulated in GelMA Hydrogel Accelerate Diabetic Wound Healing by Activating EGFR on Skin Repair Cells. Cell Prolif.

🧴 Products Containing ELLAGIC ACID