When were health benefits of Parsley found?
It was believed that the native place of Parsley is the Mediterranean area, where they grow naturally and considered as wild herb. Latter around 3rd century BC, this herb had cultivated in this area. Parsley also named as English parsley. In 1548, people belong to Britain had started apparent cultivation of this herb and became common culinary and medicinal herb. 
In ancient time, Greek and Roman people had used Parsley for different superstitious beliefs. In the Hebrew celebration of Passover, Parsley was symbolizing spring and rebirth. 
In the middle age, European people first started to eat this as a spice and decoration of food preparation. Gradually this herb was introduced in South East Asia, South America, China, India, and Mexico for culinary purposes as it adds a unique flavor to the cuisines. 
In the traditional medicinal system, parsley is used as an abortifacient, carminative, emmenagogic, stomachic, nutritive agent. Apart from these, the whole plants have some specific folk medicinal uses: such as
- Hemorrhoids are treated with aerial part of the parsley
- Urethral inflammation can subside by using stem
- The root of Parsley is used as a remedy for kidney stones, memory booster and brain functioning improvement purposes.
Both dried and fresh leaves and stem and the dried seed of parsley are used in food, pharmaceutical, and cosmetic industries.
What are the phytochemicals present in Parsley?
Terpenes, phthalides, furanocoumarins, apiin are the phytochemicals present in parsley.  A wide variety of furanocoumarins, such as angelicin, bergapten, isoimperatorin, oxypeucedanin, psoralen, trioxalen, and xanthoxin are the principal phytochemicals present in Parsley. Similarly certain specific flavonoids like apigenin, chrysoeriol and quercetin are also present in parsley. These flavonoid components responsible to provide anticancer, anti-aging action and effective to treat and prevent ischemic damage, atherosclerosis, neurodegenerative ailments, and soreness.  Parsley containing phytochemicals also have potent antioxidant properties. Some of the antioxidant phytochemicals present in Parsley are flavonoid, myristicin, luteolin, phenolic compounds, tocopherol, coumarins, and essentials oils. Researchers also reported flavonol glycosides of quercetin, apiol, myristicin and luteolin are also adequately present in the herb. 
Apart from these phytochemicals, Parsley is rich sources of some nutritive substances such as beta-carotenoids, vitamin A, B, and C; minerals like zinc, iron, calcium and phosphorous; Omega 3 fatty acid contents like linolenic and palmitic acid.
What is the mode of action of health benefits of Parsley?
The variety of phytonutrients present in Parsley help to follow multiple modes of action to cure and prevent different diseases.
- The iron and vitamin C present in Parsley increase the Red blood cells formation and enhance the general well-being.
- Beta-carotene and vitamin A composition in parsley helps to fight against infection and uphold the cell membrane intact in every body tissue.
- Essential enzyme contents of parsley promote liver functioning, intestinal absorption, and storage, which improve overall digestion and elimination.
- Essential fatty acids, chlorophyll, vitamin A, C, and B12 enhance immunity.
An animal research study showed that Parsley had detoxification ability by active activating enzyme glutathione S transferase. Researchers concluded that disease preventive effect induces by parsley can be the resultant of its antioxidant property and /or activation glutathione S transferase enzyme activity. 
What are the different forms of Parsley?
There are different forms of parsley used in traditional medicine to treat different ailments, which are as follows:
- Parsley root benefits: This acts as a diuretic and often useful to treat kidney patients and hypertensive patients.
- Benefits of Parsley seeds: these have a good antimicrobial property and often used as antiseptic, antispasmodic. This form of parsley is effective to treat amenorrhea, gastrointestinal disorders, inflammation, kidney stones, and halitosis.
- Benefits of Parsley Leaves: This form of parsley is widely used as a vegetable and an often common ingredient in spicy diseases. Medicinal value of parsley leaves helps to treat hemorrhoids, gastrointestinal disorders, diuretic.
- Benefits of Parsley Juice: This form is effective to provide anti-neurotoxicity. The therapeutic benefit of parsley juice is to prevent memory loss in diseases like Alzheimer’s disease.