🟢 96/100

This product looks safe

  • Niacin: 37mg is 1.1× the Tolerable Upper Intake Level (35mg)
  • Folate: 600mg is 600.0× the Tolerable Upper Intake Level (1.0mg)
  • 65% of ingredients have research evidence
D Label Compliance Grade

Product Label

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Safety Alerts

⚠️ Niacin: 37mg is 1.1× the Tolerable Upper Intake Level (35mg)
⚠️ Folate: 600mg is 600.0× the Tolerable Upper Intake Level (1.0mg)

Label Data

2 Tablet(s) Serving Size
30 Servings
Other Combinations Product Type
65% Evidence Coverage

Supplement Facts — Evidence Check

Total Carbohydrate
1 Gram(s) (1% DV)
30 mcg (25% DV)
✅ Within RDA (0.2× RDA of 0.12 mg) 📚 273 studies (Tier A: 9, B: 175)
RDA 0.12mg This product: 0.03mg
56 mg (4667% DV)
📊 46.7× RDA — above typical dose 📚 76 studies (Tier A: 0, B: 33)
RDA 1.2mg This product: 56mg
56 mg (4308% DV)
📊 43.1× RDA — above typical dose 📚 12 studies (Tier A: 0, B: 1)
RDA 1.3mg This product: 56mg
37 mg (231% DV)
⚠️ Exceeds Tolerable Upper Intake Level by 1.1× (UL: 35 mg) 📚 193 studies (Tier A: 5, B: 63)
RDA 14mg This product: 37mg UL 35mg
25 mg (1471% DV)
📊 19.2× RDA — above typical dose (UL: 100 mg) 📚 113 studies (Tier A: 3, B: 35)
RDA 1.3mg This product: 25mg UL 100mg
600 mcg DFE (150% DV)
⚠️ Exceeds Tolerable Upper Intake Level by 600.0× (UL: 1.0 mg) 📚 225 studies (Tier A: 10, B: 105)
RDA 0.4mg This product: 600mg UL 1.0mg
375 mcg (15625% DV)
📊 156.2× RDA — above typical dose 📚 138 studies (Tier A: 1, B: 44)
RDA 0.0024mg This product: 0.375mg
400 mcg (1333% DV)
📊 13.3× RDA — above typical dose 📚 26 studies (Tier A: 0, B: 11)
RDA 0.03mg This product: 0.4mg
37 mg (740% DV)
📊 7.4× RDA — above typical dose 📚 1 studies — no high-quality reviews
RDA 5mg This product: 37mg
30 mg (5% DV)
✅ Within RDA (0.1× RDA of 550 mg) 📚 36 studies (Tier A: 1, B: 7)
RDA 550mg This product: 30mg UL 3500mg
200 mg (48% DV)
📊 Market median: 4002.0mg (1 products) 📚 20 studies (Tier A: 0, B: 2)
This product: 200mg
15 mg (136% DV)
✅ 1.4× RDA — within safe limits 📚 258 studies (Tier A: 6, B: 134)
RDA 11mg This product: 15mg UL 40mg
1 mg (111% DV)
✅ 1.1× RDA — within safe limits 📚 36 studies (Tier A: 0, B: 11)
RDA 0.9mg This product: 1mg UL 10mg
200 mcg (571% DV)
📊 5.7× RDA — above typical dose 📚 197 studies (Tier A: 1, B: 55)
RDA 0.035mg This product: 0.2mg
Sodium
5 mg (1% DV)
📊 Market median: 200.0mg (198 products) 📚 6 studies — no high-quality reviews
This product: 250mg
Bitter Melon Fruit Extract
200 mg
Cinnamon Bark Extract
100 mg
📊 Market median: 100.0mg (120 products)
Median 100.0mg This product: 40mg

Other Ingredients

Cellulose Sodium Croscarmellose Stearic Acid Silica Hypromellose Magnesium Stearate Glycerin

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

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

Product Information

📋 Directions for Use

Recommendation: Adults take 2 tablets daily, preferably with a meal. Best when taken with the meal highest in carbohydrates.

⚠️ Warnings & Precautions

Keep out of reach of children.

Safety sealed with inner seal. Do not use if seal is broken or missing.

Caution: If you are pregnant, nursing, or taking any medications, consult a healthcare professional before use.

Individuals with diabetes or hypoglycemia should monitor blood glucose levels closely while taking this product.

🧪 Formulation Notes

Gluten free. No wheat, soy, dairy, gelatin, or artificial colors.

Bottled and tested in the USA

Vegan Gelatin free

Vegan Gelatin free

Revised formula Glucose support formula Supports healthy blood sugar metabolism

With chromium picolinate Chromium supports healthy blood glucose and insulin metabolism 8 high potency B-vitamins per 2-tablet serving to support energy and carbohydrate metabolism With 250 mg alpha lipoic acid per 2-tablet serving Uniquely formulated blend of nutrients and botanicals With 14 essential vitamins and minerals Full B-vitamin complex helps convert food to fuel Excellent source of vitamin K and magnesium, plus high potency zinc and copper, per 2-tablet serving With cinnamon, bitter melon, and bilberry extracts

Additional Information

Keep tightly closed. Store at room temperature. Avoid excessive heat and direct sunlight.

Vegan Gelatin free

LHBX04906.G01 BLK490G

Explore more products at naturesway.com

Product Details

UPC / SKU 7 63948 04906 6
DSLD Entry Date 2025-06-25
Product Type Other Combinations
Form Tablet or Pill
Brand Nature's Way
DSLD ID 327882
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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