What Makes Perilla Oil a Preferred Ingredient for Skincare and Industrial Formulas
Refined perilla oil is pressed from the seeds of Perilla frutescens, a plant cultivated for centuries across Korea, Japan and China as both a food crop and a technical raw material. What sets this oil apart is its exceptionally high content of alpha-linolenic acid, an omega-3 fatty acid that gives the oil pronounced restorative and antioxidant properties rarely matched among plant-based oils. This is why perilla oil belongs to the Liquid Basic Oils section, which brings together base oils for professional formulation work ranging from creams to technical blends. The 1 liter packaging is built for studio and small-batch production, suiting labs and small workshops that need a steady, cost-efficient supply of raw material.
In the food industry, perilla oil is traditionally used as a salad dressing, added to sauces, and processed into capsules as an omega-3 supplement - across East Asia it is valued on par with fish oil for its polyunsaturated fatty acid content. In skincare, it is incorporated into creams and serums aimed at restoring the skin's lipid barrier, into anti-aging formulas, after-sun products, and treatments for dry, dehydrated skin. Haircare relies on it too, since masks and serums for dry or damaged hair benefit from its light texture and ability to smooth the cuticle.
A separate and historically significant use of perilla oil lies in technical formulations. Because it oxidizes and polymerizes quickly on exposure to air - the property that defines a drying oil - it has been used for centuries in Korea and Japan to treat paper, fabric and traditional umbrellas, and today it still finds application as a binding component in certain paint and printing compositions where a natural alternative to synthetic drying oils is required.
When formulating cosmetic emulsions, perilla oil should be added during the oil phase at temperatures not exceeding 40-50 degrees Celsius, preserving the polyunsaturated fatty acids that are sensitive to heat. A recommended usage level is between 5 and 20 percent of the oil phase, depending on the desired texture and product purpose. It blends well with other base oils: combined with High Oleic Sunflower Oil, the resulting mixture is more resistant to oxidation, which matters given perilla oil's own high unsaturation level. For formulas targeting oily or problem-prone skin, perilla oil is often paired with Neem Oil, while nourishing formulations aiming for a richer omega profile often combine it with Flaxseed Oil, which shares a similar fatty acid profile but differs in texture and scent.
Due to its high share of unsaturated fatty acids, perilla oil is prone to oxidation, so it should be stored in a tightly sealed container, in a cool, dark place, away from direct light and heat sources. Once the 1 liter bottle is opened, it is advisable to transfer a smaller working portion into a separate container for daily use while keeping the main volume sealed. Under these storage conditions the oil retains its properties for the manufacturer's stated shelf life.
Barrier repair night serum for dehydrated skin
Refined perilla oil 25 ml
High oleic sunflower oil 15 ml
Vitamin E 2 ml
Lavender essential oil 3 drops
Combine
the perilla oil and high oleic sunflower oil in a clean glass container, stir
in the vitamin E as a natural stabilizer, then add the lavender essential oil
last. Mix thoroughly until uniform, transfer into a dark glass dropper bottle,
and apply a few drops to cleansed facial skin in the evening, avoiding the eye
area. Store the finished serum in a cool place and use within three months.