Wheat Germ Oil (Triticum Vulgare)
Wheat Germ Oil (Triticum Vulgare)
Buy Wheat Germ OilWheat germ oil is a nutrient-rich oil extracted from the germ (embryo) of the wheat kernel, which makes up about 2–3% of the wheat grain and is typically removed during flour refining12. The oil is obtained primarily through cold pressing or solvent extraction methods, with cold pressing being preferred to preserve its nutritional properties1.
Physical and Chemical Properties
State: Liquid
Color: Clear, pale yellow to amber (can also appear reddish-yellow)
Odor: Characteristic, bland, fatty
Specific Gravity: 0.910–0.930 at 25°C3
Refractive Index: 1.469–1.4783
Acid Value: 6–203
Solubility: Soluble in chloroform, ether, benzene; slightly soluble in ethyl alcohol; insoluble in water3
Chemical Composition
Wheat germ oil is notable for its high content of unsaturated fatty acids and bioactive compounds:
Major Fatty Acids:
Linoleic acid (omega-6)
Palmitic acid
Oleic acid
Linolenic acid (omega-3)2
Other Components:
Lecithin
Sterols
Tocopherols (Vitamin E)
Unsaponifiable matter3
Nutritional Value:
High in protein (approx. 23–28%)
Rich in carbohydrates (approx. 46–52%)12
Contains significant antioxidants and phytonutrients
Health and Nutritional Benefits
Protein Source: Supports cell and tissue repair and helps balance minerals and nutrients in the body12.
Folic Acid: Wheat germ oil is a rich source of folic acid, which is important for women to reduce the risk of neural-tube birth defects and helps lower homocysteine levels, supporting heart and bone health.
Vitamin E: Exceptionally high in tocopherols (Vitamin E), making it a powerful antioxidant that helps combat oxidative stress, slow premature aging, and strengthen the immune system23.
Essential Fatty Acids: The blend of omega-6 and omega-3 fatty acids supports cardiovascular function, muscle health, and helps maintain healthy cholesterol levels.
Fiber and Nutrients: Contains fiber and complex carbohydrates, supporting digestive health and sustained energy.
Policosanol: Linked to blood sugar regulation and cholesterol management.
Tissue Repair: Rich in vitamins and nutrients that aid in the repair of damaged tissues.
Cosmetic and Topical Uses
Emollient: Wheat germ oil is an excellent emollient and is widely used in skin creams and lotions for its moisturizing and soothing properties.
Skin Conditions: Helps with eczema, stretch marks, sunburns, scars, redness, and dull complexion.
Anti-Aging: The antioxidant content helps protect against skin aging and environmental stressors.
Applications
Nutritional Supplements: Used as a dietary oil for its nutrient density.
Food Industry: Can be used in salad dressings, margarine, and as a cooking oil.
Cosmetics: Commonly found in moisturizers, serums, and hair care products.
Functional Foods: Added to products for its protein, vitamin, and antioxidant content.
Summary Table
| Property | Value/Description |
|---|---|
| State | Liquid |
| Color | Pale yellow to amber |
| Odor | Characteristic, bland, fatty |
| Specific Gravity | 0.910–0.930 at 25°C |
| Refractive Index | 1.469–1.478 |
| Major Fatty Acids | Linoleic, Palmitic, Oleic, Linolenic |
| Vitamin E Content | High (tocopherols) |
| Solubility | Insoluble in water, soluble in organic solvents |
| Key Benefits | Antioxidant, emollient, protein-rich, supports heart health, skin repair |
Wheat germ oil is a versatile, nutrient-dense oil valued for its health, nutritional, and cosmetic benefits, making it a premium choice for dietary, wellness, and skincare applications