LINUM USITATISSIMUM SEED OIL

Description: LINUM USITATISSIMUM SEED OIL — moisturizing, rich in omega-3 fatty acids (Flaxseed Oil).

All Functions: moisturizing, rich in omega-3 fatty acids (Flaxseed Oil)

Quick Facts:

• Category: emollient
• Comedogenic Rating: 2/5

Proven Benefits At A Glance:

• Linum usitatissimum seed oil is rich in polyunsaturated fatty acids, particularly alpha-linolenic acid (ALA)
• The plant has been used traditionally as a laxative and topically for skin conditions
• Flaxseed is generally well tolerated, though occasional allergic skin reactions can occur
• The seed contains multiple beneficial compounds including proteins, fiber, mucilage, and lignans

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.

🧪 LINUM USITATISSIMUM SEED OIL

LINUM USITATISSIMUM SEED OIL

CAS Number: 8001-26-1

Also Known As: —

Category: emollient

EC Number: 232-278-6

Linum Usitatissimum Seed Oil is the expressed oil from the dried ripe seed of the Linseed, Linum usitatissimum L., Linaceae

LINUM USITATISSIMUM SEED OIL is an emollient ingredient used in skincare formulations.

🌍 Regulatory Status

📊 Comedogenicity

2/5

📚 Research & Evidence

🔬 The Science

Linum usitatissimum seed oil contains significant amounts of polyunsaturated fatty acids (PUFAs), with alpha-linolenic acid (ALA) being particularly abundant. The body can partially convert ALA into omega-3 fatty acids like docosahexaenoic acid (DHA) and eicosapentaenoic acid (EPA), though this conversion is limited. The seed itself is nonabsorbable fiber that has historically been used as a laxative and applied topically to treat various skin conditions. Beyond its fatty acid content, flaxseed contains other nutritionally significant compounds: #1: The seeds are rich in protein and fiber depending on growing conditions and seed color (yellow-seeded varieties tend toward higher oil content under normal conditions, while brown-seeded varieties accumulate more fiber and protein under water stress, according to Plants (Basel) 2023).

#2: Flaxseed contains lignans, specifically secoisolariciresinol diglucoside, a secondary metabolite whose concentration varies by seed type and environmental conditions. #3: The seeds contain mucilage, a gel-forming substance whose content also varies by variety and growing conditions. Regarding safety, flaxseed is generally well tolerated in adults, with the 2006 peer-reviewed source noting only occasional allergic skin reactions as a concern. However, that same source emphasizes that very limited data exist on safety and efficacy in nursing mothers or infants, and notes that because dietary supplements don’t require extensive pre-marketing FDA approval before sale, differences often exist between labeled and actual ingredient amounts across different products.

💧 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

🧴 Products Containing LINUM USITATISSIMUM SEED OIL

• Italpharma Cristalli Liquidi
• Deluvia Miracle, aloe cream
• Sanex Natur protect Pierre d’Alun
• Coop Italia Crema viso Anti Rughe Intensiva Notte
• Sedbergh Soap Company All Over Lotion Unscented
• sophora japonica night cream
• NAZCA Manteiga de karité
• Colgate PROTEX FRESH SOAP
• Green therapy
• This IS it Curls
• crema de manos natura
• Philip Martin’s Potion Cream
• L’Oréal, L’Oreal Consumer products, Garnier, Ambre Solaire Huile après-soleil & après-vacances
• Vellie Goat Milk Nourishing Body Cream

📄 Related Research

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

• Unknown authors (2006). Flaxseed. a peer-reviewed journal.
• Du R et al. (2023). Linum usitatissimum AccD Enhances Seed Fatty Acid Accumulation and Tolerance to Environmental Stresses during Seed Germination in Arabidopsis thaliana. Plants (Basel).
• Zare S et al. (2023). Water Stress and Seed Color Interacting to Impact Seed and Oil Yield, Protein, Mucilage, and Secoisolariciresinol Diglucoside Content in Cultivated Flax (Linum usitatissimum L.). Plants (Basel).
• Liu Z et al. (2023). Linum usitatissimum ABI3 enhances the accumulation of seed storage reserves and tolerance to environmental stresses during seed germination and seedling establishment in Arabidopsis thaliana. J Plant Physiol.
• Wang J et al. (2021). Linum usitatissimum FAD2A and FAD3A enhance seed polyunsaturated fatty acid accumulation and seedling cold tolerance in Arabidopsis thaliana. Plant Sci.