NOW Ultra B-12 Liquid, 4 fl oz supplement bottle
NOW

Ultra B-12 Liquid, 4 fl oz

What We Researched
10 active ingredients analyzed · 8 inactive ingredients decoded · 5 brand certifications checked · 2 retailers compared · Last updated: Mar 2026
92
Product Score Excellent
89
Brand Score Good

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Thiamin (Vitamin B-1) (from Thiamin HCl) 3 mg 250%
Riboflavin (Vitamin B-2) 3.4 mg 262%
Niacin (Vitamin B-3) (as Niacinamide) 50 mg 313%
Vitamin B6 (from Pyridoxine HCl) 10 mg 588%
Folate (800 mcg folic acid) 1360 mcg DFE 340%
Vitamin B12 [as Cyanocobalamin, Methylcobalamin (Co-enzyme Form) and Dibencozide (Co-enzyme Form)] (5000 mcg) 5 mg 208,333%
Biotin 300 mcg 1000%
Pantothenic Acid (Vitamin B-5) (from Calcium Pantothenate) 50 mg 1000%
Bioavailability Very Good

Absorption Rating

  • Thiamin (Vitamin B-1) (from Thiamin HCl) Fair
  • Riboflavin (Vitamin B-2) Good
  • Niacin (Vitamin B-3) (as Niacinamide) Good
  • Vitamin B6 (from Pyridoxine HCl) Fair
  • Folate (800 mcg folic acid) Fair
  • Vitamin B12 [as Cyanocobalamin, Methylcobalamin (Co-enzyme Form) and Dibencozide (Co-enzyme Form)] (5000 mcg) Good
  • Biotin Good
  • Pantothenic Acid (Vitamin B-5) (from Calcium Pantothenate) Good
Other Ingredients Excellent

Fillers & Additives

  • De-ionized Water
  • Vegetable Glycerin
  • Xylitol
  • L-Malic Acid
  • Natural Flavors
  • Organic stevia leaf extract (enzyme-modified steviol glycosides)
  • Potassium Sorbate (as Preservative)
  • Grapefruit fiber and cinnamon bark oil
Efficacy Excellent

Dosage Analysis

  • Thiamin (Vitamin B-1) (from Thiamin HCl) 3 mg Effective
  • Riboflavin (Vitamin B-2) 3.4 mg Effective
  • Niacin (Vitamin B-3) (as Niacinamide) 50 mg High
  • Vitamin B6 (from Pyridoxine HCl) 10 mg Effective
  • Folate (800 mcg folic acid) 1360 mcg DFE High
  • Vitamin B12 [as Cyanocobalamin, Methylcobalamin (Co-enzyme Form) and Dibencozide (Co-enzyme Form)] (5000 mcg) 5 mg High
  • Biotin 300 mcg Effective
  • Pantothenic Acid (Vitamin B-5) (from Calcium Pantothenate) 50 mg Effective

Supplement Facts

Ingredient Amount % Daily Value
Calories 10
Total Carbohydrate 3 g 1%
Thiamin (Vitamin B-1) (from Thiamin HCl) 3 mg 250%
Riboflavin (Vitamin B-2) 3.4 mg 262%
Niacin (Vitamin B-3) (as Niacinamide) 50 mg 313%
Vitamin B6 (from Pyridoxine HCl) 10 mg 588%
Folate (800 mcg folic acid) 1360 mcg DFE 340%
Vitamin B12 [as Cyanocobalamin, Methylcobalamin (Co-enzyme Form) and Dibencozide (Co-enzyme Form)] (5000 mcg) 5 mg 208,333%
Biotin 300 mcg 1000%
Pantothenic Acid (Vitamin B-5) (from Calcium Pantothenate) 50 mg 1000%

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

De-ionized Water Safe

It is used as a solvent to dissolve and mix ingredients.

Vegetable Glycerin Safe

Helps form softgel capsule shells and acts as a humectant.

Xylitol Safe

Provides sweetness with reduced calorie content. Does not promote tooth decay.

L-Malic Acid Generally_safe

It is used to add a tart or sour taste.

Natural Flavors Safe

Improves taste of chewable, gummy, or liquid supplements.

Organic stevia leaf extract (enzyme-modified steviol glycosides) Unknown
Potassium Sorbate (as Preservative) Generally_safe

It is used to inhibit the growth of mold and bacteria, extending the shelf life of the supplement.

Grapefruit fiber and cinnamon bark oil Unknown

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$12$11$10$9$8 Mar 12 $10.19
Vitacost

Prices shown at time of last check. Click a retailer to see current price. GoodSupp is not affiliated with any retailer.

Brand Trust Report
NOW

Founded 1968 · Bloomingdale, Illinois, USA · 53 products · nowfoods.com

Certifications

5 certifications
Informed Sport Verified Source
Npa Gmp Verified Source
Fda Gmp Inspections Verified Source
Non Gmo Project Verified Source
Usda Organic Verified Source

Transparency

3 claims
Third Party Testing Claim — Verified Source
Testing Lab Disclosure — Claimed
In House Testing — Verified Source
Related Supplements
Frequently Asked Questions
Is NOW Ultra B-12 Liquid, 4 fl oz a good supplement?

NOW Ultra B-12 Liquid, 4 fl oz received a product quality score of 92/100 in GoodSupp's independent analysis, placing it in the top tier of supplements we've analyzed. The product contains 10 active ingredients with 24 servings per container. Of the 8 inactive ingredients, 4 are rated safe and 0 are flagged for review. The manufacturer, NOW, holds a brand trust score of 89/100 with 5 verified certifications including Informed Sport, Npa Gmp, Fda Gmp Inspections, Non Gmo Project.

What are the ingredients in NOW Ultra B-12 Liquid, 4 fl oz?

NOW Ultra B-12 Liquid, 4 fl oz contains 10 active ingredients: Calories (10), Total Carbohydrate (3 g), Thiamin (Vitamin B-1) (from Thiamin HCl) (3 mg), Riboflavin (Vitamin B-2) (3.4 mg), Niacin (Vitamin B-3) (as Niacinamide) (50 mg), Vitamin B6 (from Pyridoxine HCl) (10 mg), and 4 more. Notable high-dose ingredients include Thiamin at 250% DV, Riboflavin at 262% DV, Niacin at 313% DV. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is NOW Ultra B-12 Liquid, 4 fl oz safe to take?

NOW Ultra B-12 Liquid, 4 fl oz has been analyzed for ingredient safety across all its components. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

Is NOW a trustworthy supplement brand?

NOW receives a brand trust score of 89/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1968 and headquartered in Bloomingdale, Illinois, USA, the company offers 53 products in their lineup. They hold 5 verified certifications including Informed Sport, Npa Gmp, Fda Gmp Inspections, Non Gmo Project. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. No regulatory violations or FDA warning letters were found in our research.

Scan Any Supplement Instantly

Download GoodSupp to scan barcodes, check ingredient safety, and find the best supplements for your needs.

Disclaimer: GoodSupp provides independent supplement quality analysis for informational purposes only. Scores are generated algorithmically based on ingredient profiles, brand certifications, and public records. This is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Product data is sourced from manufacturer labels and public databases. GoodSupp is not affiliated with any supplement brand.