Phytochemicals

What are phytochemicals?

• chemicals found in plants

• compounds in plant that are biologically active but not nutritive

• compounds that give plants protection against disease

• Bioactive substance in plant that may be used as medicine

Substance that are not from carotenoids family

• Alpha-carotene

• Lycopene

• Lutein

• Quercetin

Extraction methods except:

• Maceration

• Percolation

• column chromatography

• Microwave assisted extraction

Organosulfur compounds, except:

• Isothiocyanates

• Indoles

• Allylic sulfur compounds

• Catechin

Flavonoid Subclasses except:

• Hydroxy-cinnamic acid

• Flavonols

• Anthocyanidins

• Isoflavonoids

Source of lycopene:

• Tomatoes

• Watermelon

• pink grapefruit

• broccoli

Quantitative Phytochemical analysis

• Wagner test

• Lead acetate test

• Ferric Chloride test

• Total phenolic compound

Objective of phytochemical processing except:

• Remove unwanted materials

• To enhance its nutrition

• Adding economic value to plant materials

• To prevent degradation of phytochemicals

Source of isoflavones except:

• Soybean

• Soy foods

• legumes

• carrot

Oxidative stress

• compounds that inhibit oxidation

• Results of free radical reaction in the body

• Scavenge free radicals from the body's cell

• Detoxify harmful effect in the body