The efficacy and detection method of tea seed oil

Tea seed oil, also known as camellia oil, has many functions, and its testing method is also quite rigorous. The following is a detailed description of the functions and testing methods of tea seed oil:

1. The functions of tea seed oil

Skincare and beauty:

Tea seed oil is rich in vitamin E and antioxidant ingredients, which can effectively protect the skin, prevent skin damage and aging, and make the skin shiny.
After being absorbed by the human body, tea saponin, camellia glycosides, protein and other substances in tea seed oil can help the human skin cells regenerate and repair damaged parts.

Promote digestion:

Tea seed oil can improve the function of the stomach, spleen, intestines, liver, and bile duct, effectively prevent gallstones, and is effective for gastritis and gastroduodenal ulcers.
Tea seed oil also has a certain laxative effect and can improve constipation symptoms.

Strengthen bones:

Tea seed oil can promote bone growth, promote the formation of minerals and the absorption of calcium, and has excellent effects on the bone growth period and the prevention of osteoporosis.

Anti-aging:

Tea seed oil is rich in antioxidant vitamin E, which can effectively prevent aging and help improve gray hair.

Vitamin supplement:

Tea seed oil is rich in vitamin B, vitamin C, and other substances. It can promote human metabolism and has certain health effects. It can prevent diseases caused by vitamin deficiency.

Other effects:

The tea seed oil also has the effects of clearing heat and dampness, anti-inflammatory and detoxification, clearing liver and gallbladder, skincare, and insecticide.
It has a good effect on chronic pharyngitis, hepatitis, cholecystitis, hypertension, rubella, eczema, abdominal pain, skin itching, habitual constipation, and other symptoms.
Tea seed oil can also promote milk secretion and has a certain weight loss effect.

2. Tea seed oil detection method

Tea seed oil detection requires scientific methods and advanced instruments and equipment to ensure the quality and safety of oil products. Common detection methods include:


（1）Sensory detection:

• Acid value: Through neutralization titration, the free fatty acids in the oil are titrated with an alkaline solution to calculate the acid value. The acid value is an important indicator to measure the content of free fatty acids in oils and fats, reflecting the degree of rancidity of oils and fats.
• Peroxide value: The peroxide value is determined by measuring the peroxide content in oils and fats, and is used to evaluate the oxidation degree of oils and fats.
• Saponification value: The saponification value is calculated by titrating the alkaline solution generated by the saponification reaction, indicating the content of saponifiable components in oils and fats.
• Iodine value: The number of unsaturated bonds is determined by measuring the reaction between oils and iodine, which is an important indicator reflecting the degree of unsaturation of oils and fats.

（3）Nutritional component detection:

• The vitamin E content in tea seed oil is determined by high-performance liquid chromatography (HPLC).
• The fatty acid composition in tea seed oil is analyzed by gas chromatography (GC) to determine the proportion of its oleic acid, linoleic acid, saturated fatty acids, and other components.
• The content of phytosterols is determined by gas chromatography (GC) or liquid chromatography (LC). Phytosterols have the effect of lowering cholesterol.

（4）Harmful substance detection:

• Possible pesticide residues are detected by gas chromatography-mass spectrometry (GC-MS) or liquid chromatography-mass spectrometry (LC-MS).
• Atomic absorption spectroscopy (AAS) or inductively coupled plasma mass spectrometry (ICP-MS) is used to determine the content of heavy metals, such as lead, arsenic, cadmium, mercury, etc., to ensure that tea seed oil does not contain excessive heavy metals.

In summary, tea seed oil has many functions, and its detection method is also quite scientific and rigorous. When purchasing and using tea seed oil, consumers are advised to choose regular brands and high-quality products and pay attention to the product's test report and related information.