A vibrant and stable blue colorant and methods of making and use thereof
AssigneeOhio State Innovation Foundation
InventorsXinyue FAN, M. Monica GIUSTI, Gonzalo MIYAGUSUKU CRUZADO
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Abstract
Disclosed herein are colorant compositions and methods of making and use thereof. For example, disclosed herein are vibrant and stable blue colorants. For example, disclosed herein are colorant compositions comprising: an aluminum salt; an anthocyanidin, an anthocyanin, or a combination thereof; and a caffeoylquinic acid.
Claims40
A colorant composition comprising:
- a) an aluminum salt;
- b) an anthocyanidin, an anthocyanin, or a combination thereof;
- and
- c) a caffeoylquinic acid;
- wherein:
- the colorant is blue at pH 2.9 to 3.3;
- the colorant is edible;
- at least a portion of the composition is an extract of an edible material;
- or a combination thereof.
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A colorant composition, comprising the extract of an eggplant, the extract of Yerba Mate, and an aluminum salt.
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Dependencies are inferred from the claim text.