Question: Which Is The Best And Safest Source Of Phytochemicals?

What are the classes of phytochemicals?

Generally, phytochemicals have been classified into six major categories based on their chemical structures and characteristics.

These categories include carbohydrate, lipids, phenolics, terpenoids and alkaloids, and other nitrogen-containing compounds (Figure 1; Harborne and Baxter, 1993; Campos-Vega and Oomah, 2013)..

Which of the following is the best source of phytochemicals?

Foods rich in phytochemicals include apples, apricots, broccoli, Brussels sprouts, cabbage, carrots, cauliflower, garlic, legumes, onions, red peppers, soybeans, sweet potatoes, and tomatoes.

Is yogurt a phytochemical?

Phytochemicals can be introduced in yogurt in the form of essential oil or plant extract.

Why phytochemicals are important to your health?

Protect cells and DNA from damage that may lead to cancer. Reduce inflammation. Slow the growth rate of some cancer cells. Help regulate hormones.

Are all phytochemicals beneficial?

While many phytochemicals function as antioxidants, not every phytochemical has antioxidant qualities. Each phytochemical comes from a variety of different plant sources, and has different proposed effects and benefits for the body. Some functions have yet to be discovered by science to this day!

Which plant has the most variety of phytochemicals?

Citrus fruits, onions, broccoli, kale, celery, garlic, and hot peppers contain a variety of phytochemicals. Most foods, except for some alcohols and refined sugars, contain some phytochemicals.

What vegetables have phytonutrients?

Phytonutrient rich foodsRed, orange and yellow vegetables and fruit (such as tomatoes, carrots, peppers, squash, sweet potatoes, peaches, mangos, melons, citrus fruits, and berries)Dark green leafy vegetables (such as spinach, kale, bok choy, broccoli, Swiss chard, and romaine lettuce)Garlic, onions, chives and leeks.More items…•

How can phytochemicals affect your health?

So far, the evidence indicates that phytochemicals have promising benefits. For example: Carotenoids in red, orange, yellow, and green plants (cooked tomatoes, carrots, squash, and broccoli) may inhibit cancer growth and cardiovascular disease, and boost immunity.

Is it better for you to eat foods enhanced with phytochemicals or eat whole foods rich in natural phytochemicals?

Natural phytochemicals at the low levels present in fruit and vegetables offer health benefits, but these compounds may not be effective or safe when consumed at higher doses, even in a pure dietary supplement form. Generally speaking, taking higher doses increases the risk of toxicity.

Is caffeine a phytochemical?

Caffeine is now one of the most widely used phytochemical. Caffeine is not addictive but it can be habbit forming.

Where are you most likely to find phytochemicals?

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.

Are phytochemicals good or bad?

Some phytochemicals are known phytotoxins that are toxic to humans; for example aristolochic acid is carcinogenic at low doses. Some phytochemicals are antinutrients that interfere with the absorption of nutrients. Others, such as some polyphenols and flavonoids, may be pro-oxidants in high ingested amounts.

What are some examples of phytochemicals?

Phytochemicals are a wide variety of nonnutritive chemical compounds found in plant foods, which may have health effects. A few examples of well-known phytochemicals are the flavonoids, phenolic acids, isoflavones, curcumin, isothiocyanates, and carotenoids.

How do you detect 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].

Do eggs contain phytochemicals?

Eggs contain the phytochemicals lutein and zeaxanthin, which act as antioxidants and are thought to be protective in the prevention of eye disease.