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Essential B Complex

product on market Liquid BioSource Labs Safety: 100/100
100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 67% of ingredients have research evidence
A Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

B vitamins and potassium support cellular energy production and neurological function. Strong evidence exists for these nutrients in maintaining metabolic health and nerve signaling. However, the overall evidence coverage for this specific formulation is limited.

AI-generated summary based on research evidence. Not medical advice.

Label

Product Label

Label for Essential B Complex
Open Full PDF View on NIH DSLD →
Details

Label Data

1 mL
Serving Size
60
Servings
Other Combinations
Product Type
67%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

1.45 mg (110% DV)
1.1× RDA — within safe limits 13 studies (A:0, B:1)
2.1 mg (13% DV)
Within RDA (0.1× RDA) 196 studies (A:5, B:63)
2.6 mg (152% DV)
2.0× RDA — within safe limits 114 studies (A:3, B:35)
1500 mcg (62500% DV)
625.0× RDA — above typical dose 139 studies (A:1, B:44)
Potassium
3 mg (1% DV)
Cell Support Blend
76 mg

Other Ingredients

Water, Deionized Glycerin Sodium Gluconate Natural Flavors Citrus Extract Citric Acid Glucomannan Stevia Extract Monk Fruit Extract
Claims

Label Claims — Verification

Unverified Nutrient
Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Suggested use: Measure and take 1 mL (1 full dropper) by mouth once per day.

Warnings & Precautions

Warning: Consult a physician before use. Do not use if tamper resistant seal is damaged or broken. If experiencing nausea, dizziness, vomiting, or severe headaches, discontinue use and consult your physician.

Formulation Notes

Essential B Complex delivers a potent bioavailable dose of methyl B12 along with other important B vitamins and cell boosting ingredients to help support key bodily functions.

Advanced formulation for sustained daily energy Optimized for max absorption & cellular performance

Additional Information

Refrigerate after opening for extended storage time

To reorder call 1-866-537-2214 or visit www.biosourcelabs.com

Made in USA cGMP Quality Guarantee

Metadata

Product Details

UPC / SKUX003Z6THC9
DSLD Entry Date2025-02-23
Product TypeOther Combinations
FormLiquid
BrandBioSource Labs
DSLD ID323067
Data Updated2026-04-11
Research

Research Evidence

22
Research Sources
49
Avg Quality
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 PubMed DOI
B Effect of Vitamin B2 supplementation on migraine prophylaxis: a systematic review and meta-analysis
Meta Analysis Nutritional neuroscience 2022 PubMed DOI
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 PubMed DOI
B Riboflavin supplements for blood pressure lowering in adults.
Cochrane Review The Cochrane database of systematic reviews PubMed DOI
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 PubMed DOI
C Prophylaxis of migraine headaches with riboflavin: A systematic review
Systematic Review Journal of clinical pharmacy and therapeutics 2017 PubMed DOI
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 PubMed DOI
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 PubMed DOI
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 PubMed DOI
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 PubMed DOI
View all evidence for Riboflavin →
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This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.