Home/ Supplements/ Tyrosine/ Tyrosine and B Vitamins

Tyrosine and B Vitamins

product on market Capsule Vital Nutrients Safety: 92/100
92/100

This product looks safe

  • Niacin: 50mg is 1.4× the Tolerable Upper Intake Level (35mg)
  • Folate: 50mg is 50.0× the Tolerable Upper Intake Level (1.0mg)
  • 89% of ingredients have research evidence
D Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

The B-vitamin complex, including thiamine, niacin, and folate, supports cellular energy metabolism and neurological function. There is strong evidence for these nutrients in maintaining systemic health, though the overall evidence coverage for this specific formulation is limited. The profile maintains a high safety score.

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

Alerts

Safety Alerts

Niacin: 50mg is 1.4× the Tolerable Upper Intake Level (35mg)

Folate: 50mg is 50.0× the Tolerable Upper Intake Level (1.0mg)

Label

Product Label

Label for Tyrosine and B Vitamins
Open Full PDF View on NIH DSLD →
Details

Label Data

2 Vegetarian Capsule(s)
Serving Size
50
Servings
Other Combinations
Product Type
89%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

12 mg (1000% DV)
10.0× RDA — above typical dose 76 studies (A:0, B:33)
50 NE (332% DV)
Exceeds UL by 1.4× (UL: 35 mg) 196 studies (A:5, B:63)
10 mg (769% DV)
7.7× RDA — above typical dose 13 studies (A:0, B:1)
12 mg (706% DV)
9.2× RDA — above typical dose (UL: 100 mg) 114 studies (A:3, B:35)
50 mcg DFE (21% DV)
Exceeds UL by 50.0× (UL: 1.0 mg) 226 studies (A:10, B:105)
100 mcg (4167% DV)
41.7× RDA — above typical dose 139 studies (A:1, B:44)
100 mcg (333% DV)
3.3× RDA — above typical dose 27 studies (A:0, B:11)
20 mg (400% DV)
4.0× RDA — above typical dose 2 studies — no high-quality reviews
800 mg
Market median: 500.0mg (223 products) 24 studies (A:0, B:1)

Other Ingredients

Cellulose Calcium Carbonate Silica Leucine
Claims

Label Claims — Verification

Unverified All Other
Info

Product Information

Directions for Use

Recommendations Take 2 capsules 1 to 2 times daily, or as directed by your healthcare professional.

Warnings & Precautions

Keep out of reach of children

Use only if safety seal is intact

Warning If pregnant, consult your physician before taking.

Formulation Notes

Excludes coatings, binders, gluten (wheat, rye, barley), milk/dairy (casein, whey), soy protein, egg protein, sugar. Verified by independent testing

Raw materials and finished products are independently tested by U.S. labs. Learn more at vitalnutrients.net

Additional Information

Store sealed in a cool dry place

Metadata

Product Details

UPC / SKU6 93465 50811 4
DSLD Entry Date2024-12-21
Product TypeOther Combinations
FormCapsule
BrandVital Nutrients
DSLD ID305168
Data Updated2026-04-11
Research

Research Evidence

50
Research Sources
47
Avg Quality
28
Rct
13
Clinical Trial
5
Guideline
4
Systematic Review
A Using a Novel Consensus-Based Chemoinformatics Approach to Predict ADMET Properties and Druglikeness of Tyrosine Kinase Inhibitors.
Guideline International journal of molecular sciences 2025 PubMed DOI
B Australia and New Zealand consensus statement on the cardiovascular management of patients with chronic lymphocytic leukaemia treated with Bruton's tyrosine kinase inhibitors.
Guideline Internal medicine journal 2025 PubMed DOI
B Branched-chain amino acid supplementation for improving growth and development in term and preterm neonates
Systematic Review The Cochrane database of systematic reviews 2020 PubMed DOI
B [Clinical practice guideline on anaplastic lymphoma kinase-tyrosine kinase inhibitors for non-small cell lung cancer (2025 edition)].
Guideline Zhonghua zhong liu za zhi [Chinese journal of oncology] 2025 PubMed DOI
B [Chinese expert consensus on epidermal growth factor receptor tyrosine kinase inhibitors for the treatment of non-small cell lung cancer (2025 edition)].
Guideline Zhonghua yi xue za zhi 2025 PubMed DOI
B Consensus Guideline for the Diagnosis and Treatment of Tyrosine Hydroxylase (TH) Deficiency.
Guideline Journal of inherited metabolic disease 2025 PubMed DOI
B Baseline-dependent effect of dopamine's precursor L-tyrosine on working memory gating but not updating
Rct Cognitive, affective & behavioral neuroscience 2020 PubMed DOI
B Effect of Amino Acid Supplementation on Iron Regulation after Endurance Exercise
Rct Nutrients 2023 PubMed DOI
C Attenuating Muscle Damage Biomarkers and Muscle Soreness After an Exercise-Induced Muscle Damage with Branched-Chain Amino Acid (BCAA) Supplementation: A Systematic Review and Meta-analysis with Meta-regression
Systematic Review Sports medicine - open 2024 PubMed DOI
C The Effects of Green Tea Amino Acid L-Theanine Consumption on the Ability to Manage Stress and Anxiety Levels: a Systematic Review
Systematic Review Plant foods for human nutrition (Dordrecht, Netherlands) 2020 PubMed DOI
View all evidence for Tyrosine →
Compare

Similar Products

L-Tyrosine 500 mg
VitaCeutical Labs · Capsule
100
Tyrosine
Vitabase · Capsule
100
L-Tyrosine
Douglas Laboratories · Capsule
100
L-Tyrosine 500 mg
Douglas Laboratories · Capsule
100
N-Acetyl-L-Tyrosine 300
LifeLink · Capsule
100
View all Tyrosine products →
Tyrosine research Best Tyrosine All Tyrosine products More from Vital Nutrients View on NIH DSLD →

This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.