Table 6.

Major constituents of Aloe vera (Adapted from [197]).

Anthraquinones	Inorganic Compounds	Vitamins	Essential Amino Acids	Nonessential Amino Acids	Miscellaneous
Aloin	Calcium	B1	Lysine	Histidine	Cholesterol
Barbaloin	Sodium	B2	Threonine	Arginine	Triglycerides
Isobarbaloin	Chlorine	B6	Valine	Hydroxyproline	Steroids
Anthranol	Manganese	Choline	Leucine	Aspartic acid	β-sitosterol
Aloetic acid	Zinc	Folic acid	Isoleucine	Glutamic acid	Lignins
Ester of cinnamic acid	Chromium	C	Phenylalanine	Proline	Uric acid
Aloe-emodin	Potassium sorbate	α-tocopherol	Methionine	Glycine	Gibberellin
Emodin	Copper	β-carotene		Alanine	Lectin-like substance
Chrysophanic acid	Magnesium			Tyrosine	Salicylic acid
Resistannol	Iron				Arachidonic acid