Cystine

What is Cystine?

Cystine is the amino acid dimer formed when a pair of cysteine molecules are joined by a disulfide bond. [1]

History

Unknown

The percentage represents the approximate total number of food products from UPC Food Search's data that contain the ingredient, "Cystine".

The data is calculated from UPC Food Search's product data only, and is not meant to reflect all food products regionally or globally.

Source(s) Derived From	Other Natural Sources
Natural or Artificial?	Natural
References	Cystine - Wikipedia
Aliases (Also Known As)	L Cystine L Cystine Dihydrochloride Color Key - (Click/Tap to View) Natural Natural & Possibly Unsafe Artificial Artificial & Possibly Unsafe Both (Can be derived from Natural & Artificial Sources) Both (Can be derived from Natural & Artificial Sources) & Possibly Unsafe

Action	User	Date/Time
Ingredient added	UPC Food Search	January 1, 2009 @ 2:14 AM