🟢 100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 80% of ingredients have research evidence
A Label Compliance Grade

Product Label

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Label Data

1 mL Serving Size
59 Servings
Vitamin Product Type
80% Evidence Coverage

Supplement Facts — Evidence Check

1.7 mg (100% DV)
✅ 1.3× RDA — within safe limits 📚 12 studies (Tier A: 0, B: 1)
RDA 1.3mg This product: 1.7mg
20 mg (100% DV)
✅ 1.4× RDA — within safe limits 📚 193 studies (Tier A: 5, B: 63)
RDA 14mg This product: 20mg UL 35mg
2 mg (100% DV)
✅ 1.5× RDA — within safe limits 📚 113 studies (Tier A: 3, B: 35)
RDA 1.3mg This product: 2mg UL 100mg
1200 mcg (20000% DV)
📊 500.0× RDA — above typical dose 📚 138 studies (Tier A: 1, B: 44)
RDA 0.0024mg This product: 1.2mg
30 mg (300% DV)
📊 6.0× RDA — above typical dose 📚 1 studies — no high-quality reviews
RDA 5mg This product: 30mg

Other Ingredients

purified Water Sorbitol Vegetable Glycerin Contains <2% of:

Label Claims — Verification

Nutrient
All Other
Structure/Function
All Other (99% of products) Structure/Function (85% of products) Nutrient (48% of products) No Claim (1% of products)

Target Groups

Vegetarian Adult (18 - 50 Years) Gluten Free Dairy Free Sugar Free

Product Information

📋 Directions for Use

Directions: Shake well before use. For adults, place one (1) mL under the tongue and hold there for 30 seconds before swallowing, up to four times daily.

⚠️ Warnings & Precautions

Warning: If you are pregnant, nursing, taking any medications or have any medical condition, consult your doctor before use.

Discontinue use and consult your doctor if any adverse reactions occur.

Keep out of reach of children.

Do not use if outer seal is broken or missing.

🧪 Formulation Notes

No Artificial Color, No Artificial Flavor, No Sugar, No Starch, No Milk, No Lactose, No Soy, No Gluten, No Wheat, No Yeast, No Fish.

Suitable for Vegetarians

B Vitamins

Vegetarian

This liquid provides an excellent source of B-Complex vitamins to help ensure a sufficient daily intake. The B-Complex is essential for the maintenance of a healthy nervous system and plays a role in energy metabolism in the body.

B-Complex Sublingual Liquid With a Burst of B-12 1200 mcg

Additional Information

Calibrated dropper inside

Quality Assured

At Vitamin World we ensure the quality of all of our premium nutritional products, every step of the way. Strict quality analysis at our world-class facilities guarantees that all Vitamin World products are at the highest standard of potency and purity.

Store at room temperature.

Refrigeration is not required.

To reorder prod. #2871 www.vitaminworld.com 1-800-228-4533

Product No. 2871 B2871 13E

Part No. 22-02871

Fast acting easy to take liquid

Supports Energy Metabolism Vitamin World’s B Complex Sublingual Liquid offers a distinct advantage over conventional nutritional supplements — it comes in an easy-to-use liquid form that is perfect for those who have difficulty swallowing tablets and capsules.

As everyone knows, a good diet contributes to optimal health.

The B-Complex is made up of vitamins that work together to perform various functions in the body.

Each vitamin works with your body to promote nervous system health and support energy metabolism.

Product Details

UPC / SKU 0 74312 72871 6
DSLD Entry Date 2016-06-24
Product Type Vitamin
Form Liquid
DSLD ID 60382
Data Updated 2026-04-11

Research Evidence

22 Research Sources
49 Avg Quality Score
8 Rct
4 Meta Analysis
4 Clinical Trial
3 Systematic Review
1 Cochrane Review
1 Regulatory Source
B Effect of vitamin B2, vitamin C, vitamin D, vitamin E and folic acid in adults with essential hypertension: a systematic review and network meta-analysis
Systematic Review BMJ open 2024
B Effect of Vitamin B2 supplementation on migraine prophylaxis: a systematic review and meta-analysis
Meta Analysis Nutritional neuroscience 2022
B Supplementary vitamin E, selenium, cysteine and riboflavin for preventing kwashiorkor in preschool children in developing countries
Systematic Review The Cochrane database of systematic reviews 2010
B Riboflavin supplements for blood pressure lowering in adults.
Cochrane Review The Cochrane database of systematic reviews
B Associations of dietary vitamin B1, vitamin B2, vitamin B6, and vitamin B12 with the risk of depression: a systematic review and meta-analysis
Meta Analysis Nutrition reviews 2022
C Prophylaxis of migraine headaches with riboflavin: A systematic review
Systematic Review Journal of clinical pharmacy and therapeutics 2017
C Medium-dose riboflavin as a prophylactic agent in children with migraine: a preliminary placebo-controlled, randomised, double-blind, cross-over trial
Rct Cephalalgia : an international journal of headache 2010
C The efficacy of 2 different phakic intraocular lens implant in keratoconus as an isolated procedure or combined with collagen crosslinking and intra-stromal corneal ring segments: a systematic review and meta-analysis
Meta Analysis International ophthalmology 2023
C Epithelium-off photochemical corneal collagen cross-linkage using riboflavin and ultraviolet a for keratoconus and keratectasia: a systematic review and meta-analysis
Meta Analysis The ocular surface 2014
C Improvement of migraine symptoms with a proprietary supplement containing riboflavin, magnesium and Q10: a randomized, placebo-controlled, double-blind, multicenter trial
Rct The journal of headache and pain 2015
View all evidence for Riboflavin →

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