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Nutricost

Nutricost Vitamin B2 (Riboflavin) 400mg, 120 Capsules, Gluten Free

  • Based on 16,517 reviews
Condition: New
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Availability: In Stock.
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Arrives Monday, Oct 19
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Size: 120 Count (Pack of 1)


Features

  • 400mg of Premium Vitamin B2 (Riboflavin) Per Capsule
  • 120 Capsules of Vitamin B2 Per Bottle
  • 120 Servings Per Bottle, 1 Capsule is 1 Serving
  • GMO-Free, Gluten Free, 3rd Party Tested
  • Made In a NSF Certified, GMP Compliant, FDA Registered Facility

Description

Where are Nutricost products made? Nutricost products are made in the USA using globally sourced ingredients in a GMP-compliant facility. Is this product third-party tested? Yes. This product has been third-party tested to meet quality and safety standards.† How should I use this product? As a dietary supplement, take 1 capsule daily with 8-12 oz of water or as directed by your healthcare professional. How should I store this product? Store in a cool, dry place. Vitamin B2 (Riboflavin) Vitamin B Complex Methylated Vitamin B Nutricost Vitamin B12 Vitamin B6 Niacinamide (Vitamin B3)

Package Dimensions ‏ : ‎ 4.47 x 2.36 x 2.28 inches; 3.8 ounces


Date First Available ‏ : ‎ July 14, 2016


Manufacturer ‏ : ‎ Nutricost


Best Sellers Rank: #1,310 in Health & Household (See Top 100 in Health & Household) #1 in Vitamin B2 (Riboflavin) Supplements


#1 in Vitamin B2 (Riboflavin) Supplements:


Customer Reviews: 4.7 4.7 out of 5 stars (16,517)


Brand Name: Nutricost


Item Form: Capsule


Primary Supplement Type: Vitamin B2


Diet Type: Gluten Free


Flavor: Unflavored


Product Benefits: Immune Support


Age Range Description: Adult


Specific Uses For Product: Digestive


Special Ingredients: Riboflavin


Number of Items: 1


Container Type: Bottle


Dosage Form: Capsule


Supplement Formulation: Individual Supplement


Global Trade Identification Number: 42


UPC: 810014675442


Manufacturer: Nutricost


Item Highlight: GMO-Free


Manufacturer Part Number: ZL08077


Unit Count: 120 Count


Item Weight: 3.8 ounces


Allergen Information: Gluten Free


Drug Side Effects: Vitamin B2 may cause urine to turn bright yellow. Rare side effects may include nausea, rash, swelling, dizziness, and itching.


Material Type Free: Gluten Free


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Monday, Oct 19

This item is non-returnable:

Non-returnable due to Food safety reasons

View our full returns policy here.

  • Klarna Financing
  • Affirm Pay in 4
  • Affirm Financing
  • Afterpay Financing
  • Zip Pay in 4
  • Financing through Apple Pay
  • Financing through Google Pay
Leasing options through Acima may also be available during checkout.

Learn more about financing & leasing here.

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Top Amazon Reviews

    • a good thing!
Size: 120 Count (Pack of 1)
i use it every day, it makes me feel good like i was missing something that needed to inside me. great value for the money. Easy to absorb give me energy and my hair looks great. it lasted effect is great.
Reviewed in the United States on June 27, 2026 by Amirian diazmazon Customer
    • Excellent B-2 Supplement
Size: 120 Count (Pack of 1)
Nutricost’s Vitamin B2 (Riboflavin) 400mg has been a standout addition to my wellness routine. The capsules are easy to take, gentle on the stomach, gluten‑free, GMO‑free, and reliably consistent. Adding Riboflavin has made a noticeable difference in my overall nerve health. The higher 400mg dose is convenient, and the 120‑capsule bottle lasts a long time, making it a great value. Nutricost delivers exactly what it promises. ... show more
Reviewed in the United States on July 23, 2026 by Deborah Baer
    • Less migraine headaches
Size: 120 Count (Pack of 1)
This is a great supplement. It was recommended by my PCP after speaking to neurology about my frequent migraines. I've been taking it daily for over a year now and it has substantially helped lower the frequency of my migraines. I highly recommend
Reviewed in the United States on September 1, 2026 by Mary Phillips
    • Great for energy
Size: 120 Count (Pack of 1)
I'm a frequent buyer of these. I feel so much more energized. I will continue taking. These also have helped my significantly cut back on cold sores. Love them.
Reviewed in the United States on September 3, 2026 by Britt
    • Great Brand
Size: 120 Count (Pack of 3)
Love this brand and the price point too. I like this company because it is third party tested and made in the United States.
Reviewed in the United States on February 9, 2026 by BGG
    • mouth
Size: 120 Count (Pack of 1)
Great for mouth ulcers
Reviewed in the United States on September 10, 2026 by Nicco
    • High B2 dose in one pill
Size: 120 Count (Pack of 1)
This was just what I needed. My neurologist suggested getting B2 for migraine support. This was an easy, cost effective way to get the dose she wanted me on. 400 mg daily. One and done.
Reviewed in the United States on August 25, 2026 by Chrystie Findahl
    • B2
Size: 120 Count (Pack of 2)
Helps with head aches
Reviewed in the United States on September 4, 2026 by John Lewis

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