🟢 92/100

This product looks safe

  • Folate: 5mg is 5.0× the Tolerable Upper Intake Level (1.0mg)
  • 80% of ingredients have research evidence
C Label Compliance Grade

Product Label

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Safety Alerts

⚠️ Folate: 5mg is 5.0× the Tolerable Upper Intake Level (1.0mg)

Label Data

1 Capsule(s) Serving Size
30 Servings
Other Combinations Product Type
80% Evidence Coverage

Supplement Facts — Evidence Check

90 mg (6923% DV)
📊 69.2× RDA — above typical dose 📚 12 studies (Tier A: 0, B: 1)
RDA 1.3mg This product: 90mg
45 mg (2647% DV)
📊 34.6× RDA — above typical dose (UL: 100 mg) 📚 113 studies (Tier A: 3, B: 35)
RDA 1.3mg This product: 45mg UL 100mg
5 mcg DFE (1250% DV)
⚠️ Exceeds Tolerable Upper Intake Level by 5.0× (UL: 1.0 mg) 📚 225 studies (Tier A: 10, B: 105)
RDA 0.4mg This product: 5mg UL 1.0mg
3 mg (125000% DV)
📊 1250.0× RDA — above typical dose 📚 138 studies (Tier A: 1, B: 44)
RDA 0.0024mg This product: 3mg
1.8 Gram(s)
📊 Market median: 496.0mg (192 products) 📚 20 studies — no high-quality reviews
This product: 1.8mg

Other Ingredients

Hypromellose (derived from Cellulose) Capsule Calcium Citrate Calcium Laurate

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

Adult (18 - 50 Years) Gluten Free

Product Information

📋 Directions for Use

Suggested use: Take 1-3 capsules daily or as recommended by your health-care practitioner.

⚠️ Warnings & Precautions

Tamper evident: Use only of bottle is sealed.

If pregnant, consult your health-care practitioner before using this product.

🧪 Formulation Notes

Heart/vessels Mood

Gluten free

Methylation factors

This product uses Gnosis S.p.A.'s L-5-methyltetrahydrofolic acid, glucosamine salt (quatrefolic).

Additional Information

Store tightly sealed in a cool, dry place.

Manufactured in the USA using US & imported ingredients

Product Details

UPC / SKU 6 93749 78901 7
DSLD Entry Date 2023-07-18
Product Type Other Combinations
Form Capsule
Brand Thorne
DSLD ID 291788
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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