🟢 97/100

This product looks safe

  • Folate: 53mg is 53.0× the Tolerable Upper Intake Level (1.0mg)
  • 54% of ingredients have research evidence
C Label Compliance Grade

Product Label

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Safety Alerts

⚠️ Folate: 53mg is 53.0× the Tolerable Upper Intake Level (1.0mg)

Label Data

6 Tablet(s) Serving Size
83 Servings
Botanical with Nutrients Product Type
54% Evidence Coverage

Supplement Facts — Evidence Check

Calories
10 Calorie(s)
Total Carbohydrates
1 Gram(s) (1% DV)
Protein
2 Gram(s) (4% DV)
1.7 mg (142% DV)
✅ 1.4× RDA — within safe limits 📚 76 studies (Tier A: 0, B: 33)
RDA 1.2mg This product: 1.7mg
1.7 mg (131% DV)
✅ 1.3× RDA — within safe limits 📚 12 studies (Tier A: 0, B: 1)
RDA 1.3mg This product: 1.7mg
8.8 mg (55% DV)
✅ Within RDA (0.6× RDA of 14 mg) 📚 193 studies (Tier A: 5, B: 63)
RDA 14mg This product: 8.8mg UL 35mg
1.6 mg (94% DV)
✅ 1.2× RDA — within safe limits 📚 113 studies (Tier A: 3, B: 35)
RDA 1.3mg This product: 1.6mg UL 100mg
53 mcg DFE (13% DV)
⚠️ Exceeds Tolerable Upper Intake Level by 53.0× (UL: 1.0 mg) 📚 225 studies (Tier A: 10, B: 105)
RDA 0.4mg This product: 53mg UL 1.0mg
1.6 mcg (67% DV)
✅ Within RDA (0.7× RDA of 0.0024 mg) 📚 138 studies (Tier A: 1, B: 44)
RDA 0.0024mg This product: 0.0016mg
1.8 mg (36% DV)
✅ Within RDA (0.4× RDA of 5 mg) 📚 1 studies — no high-quality reviews
RDA 5mg This product: 1.8mg
Calcium
87 mg (7% DV)
99 mg (8% DV)
✅ Within RDA (0.1× RDA of 700 mg) 📚 12 studies (Tier A: 0, B: 3)
RDA 700mg This product: 99mg UL 4000mg
Yeast, Dried
3 Gram(s)

Other Ingredients

Cellulose Stearic Acid Magnesium Stearate Silica

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

Directions: Take 6 tablets daily with a meal. Use only as directed.

⚠️ Warnings & Precautions

Warning: Do not use if safety seal is broken or missing. Keep your licensed health care practitioner informed when using this product.

Keep out of reach of children.

🧪 Formulation Notes

Fortified, premium, primary grown

Non GMO Gluten free

Discussion: KAL Nutritional Yeast offers a spectrum of B vitamins and naturally-occurring amino acids.

ActivTab technology guarantees tablet disintegration within 30 minutes according to USP standards.

Vegan

Additional Information

PCR Bottle

Store in a cool, dry place.

Vegan

Product Details

UPC / SKU 0 21245 39828 8
DSLD Entry Date 2025-02-23
Product Type Botanical with Nutrients
Form Tablet or Pill
Brand KAL
DSLD ID 322934
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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