Comparing E101 - Riboflavin vs E161B - Lutein

Overview

E101 - Riboflavin

Riboflavin (E101) is a yellow food color that also happens to be vitamin B2. It adds a warm yellow tint to foods and drinks, and it is widely used for both coloring and vitamin fortification. It occurs naturally in many foods and has a long record of safe use in the U.S. and EU.

READ MORE >>

E161B - Lutein

Lutein (E161B) is a yellow to orange natural color from the carotenoid family, often extracted from marigold flowers. It gives foods warm golden shades and also occurs naturally in leafy greens and egg yolks.

READ MORE >>
Synonyms
E101
Riboflavin
Vitamin B2
Flavaxin
Vitamin B 2
Vitamin G
Riboflavine
Lactoflavine
Lactoflavin
E161b
Lutein
Xanthophyll
tagete extract
Functions
colour
colour
Origins
Microbiological
Synthetic
Plant
Products

Found in 555 products

Found in 241 products

Search rank & volume
#2391.3K / mo🇺🇸U.S.
#8229.6K / mo🇺🇸U.S.
Awareness score

×23.83
over-aware

×17.61
over-aware

Search volume over time

Interest over time for 9 keywords in U.S. during the last 10 years.

Interest over time for 4 keywords in U.S. during the last 10 years.

Read more about E101Read more
Read more about E161BRead more
Popular questions

  1. What does riboflavin do?

    In the body, riboflavin (vitamin B2) helps enzymes produce energy (as FMN and FAD) and supports normal skin and vision. In foods, E101 is used as a yellow color and to fortify products with B2.

  2. What does vitamin b2 do?

    Vitamin B2 serves as the coenzymes FMN and FAD in energy metabolism and redox reactions. As E101 in foods, it also functions as a yellow colorant and nutrient fortifier.

  3. What is vitamin b2 good for?

    It supports energy release from food and helps maintain healthy skin, mouth, and vision. In foods, E101 is used to add yellow color and to enrich products with vitamin B2.

  4. What is riboflavin good for?

    Riboflavin is good for energy production and cellular respiration, helping keep skin and vision healthy. As an additive (E101), it provides yellow color and enables vitamin B2 fortification.

  5. What foods have riboflavin?

    Dairy (milk, yogurt, cheese), eggs, meats (especially liver), fish, green vegetables (e.g., spinach, broccoli), mushrooms, almonds, and fortified breads and cereals.

READ MORE ABOUT E101READ MORE >>

  1. How much lutein per day?

    There’s no established daily requirement; supplements commonly provide around 10 mg/day, and EFSA has set an acceptable daily intake of 1 mg/kg body weight/day for lutein (from Tagetes erecta) used as a food color (E161b).

  2. What is lutein good for?

    As a food additive it provides yellow–orange color; in the body, lutein (with zeaxanthin) concentrates in the retina, helping support macular pigment and normal visual function.

  3. How much lutein and zeaxanthin should i take daily?

    There’s no official RDA; a commonly studied regimen is 10 mg lutein plus 2 mg zeaxanthin per day (e.g., in AREDS2 formulations), though needs can vary—ask your clinician for personalized advice.

  4. What does lutein do?

    In foods it acts as a yellow–orange colorant (E161b); biologically it’s an antioxidant carotenoid that helps filter blue light in the eye.

  5. What foods have lutein?

    Leafy greens (kale, spinach), broccoli, peas, corn, and egg yolks are rich sources; smaller amounts occur in pistachios, zucchini, and kiwifruit.

READ MORE ABOUT E161BREAD MORE >>