Question:
Which one of the following is natural colouring matters?
Which one of the following is natural colouring matters?
Show Hint
Riboflavin is called "Lactoflavin" when sourced from milk.
It is a natural pigment, unlike coal-tar dyes like Tartrazine and Sunset Yellow.
It is a natural pigment, unlike coal-tar dyes like Tartrazine and Sunset Yellow.
Updated On: Jul 10, 2026
- Sunset yellow
- Indigo caramine
- Tartrazine
- Lactoflavin
Show Solution
Verified By Collegedunia
The Correct Option is D
Solution and Explanation
Step 1: Understanding the Concept:
Food colorants are classified as either natural coloring matters (derived from plant, animal, or microbial sources) or synthetic dyes (chemically synthesized coal-tar dyes).
Step 2: Detailed Explanation:
1. Sunset Yellow, Indigo Carmine, and Tartrazine are artificial synthetic coal-tar food dyes.
2. Lactoflavin, commonly known as Riboflavin (Vitamin B2), is a water-soluble vitamin that occurs naturally in milk, eggs, and green vegetables.
3. It imparts a natural yellow-green fluorescent color to foods and is permitted as a safe, natural coloring agent.
Step 3: Final Answer:
Lactoflavin is a natural coloring matter.
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