What are the 4 phytochemicals?

These include phenolic compounds, terpenoid compounds, and alkaloids. More than 5000 individual dietary phytochemicals have been identified in plant foods (i.e., fruits, vegetables, whole grains, legumes, and nuts) with varying content and composition.

What vegetables are high in phytochemicals?

Foods high in phytochemicals

• Broccoli.
• Berries.
• Soynuts.
• Pears.
• Turnips.
• Celery.
• Carrots.
• Spinach.

What can phytochemicals be found in?

Phytochemicals are compounds that are produced by plants (“phyto” means “plant”). They are found in fruits, vegetables, grains, beans, and other plants. Some of these phytochemicals are believed to protect cells from damage that could lead to cancer.

What antioxidant is in spinach?

Spinach is one of the best sources for the antioxidant lutein, which may promote eye health and reduce the risk of macular degeneration.

What are 5 phytochemicals?

Phytochemicals include compounds such as salicylates, phytosterols, saponins, glucosinolates, polyphenols, protease inhibitors, monoterpenes, phytoestrogens, sulphides, terpenes, lectins, and many more.

How do you identify phytochemicals?

Natural compounds can be determined by using UV-visible spectroscopy [33]. Phenolic compounds including anthocyanins, tannins, polymer dyes, and phenols form complexes with iron that have been detected by the ultraviolet/visible (UV-Vis) spectroscopy [34].

What foods supply phytochemicals?

Phytochemicals are compounds in plants. (Phyto means “plant” in Greek.) These substances are found in plant-based foods such as fruits, vegetables, whole grains, nuts, seeds and legumes.

Which phytochemicals are found in lettuce?

The concentrations of two major phenolic compounds in lettuce, chicoric acid and chlorogenic acid, increased significantly in response to all the stresses. Quercetin-3-O-glucoside and luteolin-7-O-glucoside were not detected in the control plants, but showed marked accumulations following the stress treatments.

What are the most common phytochemicals?

Phytochemicals are classified as polyphenols, terpenoids, alkaloids, phytosterols, and organosulfur compounds (Fig. 1.1). The most commonly found and studied phytochemical classes are the polyphenols.

What antioxidant phytochemical and nutrients are present in spinach?

Spinach, which is cultivated globally, is an important dietary vegetable and a common raw material in the food processing industry (11,12). Spinach is a proven source of essential nutrients such as carotene (a precursor of vitamin A), ascorbic acid, and several types of minerals.

What are 5 antioxidant ingredients?

Here are the most popular antioxidants found in your skin care products:

• Vitamin C. A favorite among dermatologists, vitamin C is one of the most studied antioxidants out there.
• Niacinamide.
• Resveratrol.
• Vitamin E.
• Retinol (Vitamin A)
• Coenzyme Q10.
• Polyphenols.

What are the three types of phytochemicals?

There are three major groups of phytochemicals:

• Polyphenols – subcategorised as the flavonoids, phenolic acids and other non-flavonoid polyphenols.
• Terpenoids – subcategorised as the carotenoids and non-carotenoid terpenoids.
• Thiols – includes the glucosinolates, allylic sulfides and non-sulfur containing indoles.

What are the functional properties of spinach?

Functional properties of spinach (Spinacia oleracea L.) phytochemicals and bioactives Overwhelming evidence indicates that diets rich in fruits and vegetables are protective against common chronic diseases, such as cancer, obesity and cardiovascular disease.

What are the health benefits of spinach for eyes?

Spinach is very high in two phytochemicals called Lutein and Zeaxanthin. These are found in the retina and lens of the eye and so are reckoned to contribute to healthy sight. A recent study has shown that diets rich in lutein and zeaxanthin along with beta carotene, folate and vitamin K1 significantly reduces cognitive decline.

What are the 11 phytochemical foods and their benefits?

11 Phytochemical Foods and How to Get Their Benefits. 1 Berries. Berries taste great, are easy to eat and can be included in many recipes. They’re also a key source of anthocyanins and antioxidants. 2 Citrus Fruit (particularly Lemons) 3 Orange and Yellow Foods. 4 Tomatoes. 5 Dark Leafy Greens.

How much iron is in spinach?

A 100-gram serving of raw spinach contains 2.71 mg of iron, whereas cooked spinach contains 3.57 mg. Keep in mind that iron absorption is influenced by how much iron you already have in your body and by other nutrients that you eat with your meals.