🟢 100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 54% of ingredients have research evidence
A Label Compliance Grade

Product Label

📸

Have a supplement label? Find it here.

Upload a photo of any supplement label to search our database of 92,312 products.

Label Data

2 Tablet(s) Serving Size
15 Servings
Other Combinations Product Type
54% Evidence Coverage

Supplement Facts — Evidence Check

Calories
25 {Calories}
Calories from Fat
5 {Calories}
5 IU (17% DV)
✅ Within RDA (0.2× RDA of 15 mg) 📚 177 studies (Tier A: 3, B: 90)
RDA 15mg This product: 3.35mg UL 1000mg
4 mg (267% DV)
📊 3.3× RDA — above typical dose 📚 76 studies (Tier A: 0, B: 33)
RDA 1.2mg This product: 4mg
3 mg (176% DV)
✅ 2.3× RDA — within safe limits 📚 12 studies (Tier A: 0, B: 1)
RDA 1.3mg This product: 3mg
8 mg (40% DV)
✅ Within RDA (0.6× RDA of 14 mg) 📚 193 studies (Tier A: 5, B: 63)
RDA 14mg This product: 8mg UL 35mg
10 mg (500% DV)
📊 7.7× RDA — above typical dose (UL: 100 mg) 📚 113 studies (Tier A: 3, B: 35)
RDA 1.3mg This product: 10mg UL 100mg
300 mcg (75% DV)
✅ Within RDA (0.7× RDA of 0.4 mg) 📚 225 studies (Tier A: 10, B: 105)
RDA 0.4mg This product: 0.3mg UL 1.0mg
1994 mcg (664% DV)
📊 66.5× RDA — above typical dose 📚 26 studies (Tier A: 0, B: 11)
RDA 0.03mg This product: 1.994mg
9 mg (90% DV)
✅ 1.8× RDA — within safe limits 📚 1 studies — no high-quality reviews
RDA 5mg This product: 9mg
2.5 mg (17% DV)
✅ Within RDA (0.2× RDA of 11 mg) 📚 258 studies (Tier A: 6, B: 134)
RDA 11mg This product: 2.5mg UL 40mg
89 mcg (127% DV)
✅ 1.6× RDA — within safe limits 📚 172 studies (Tier A: 0, B: 67)
RDA 0.055mg This product: 0.089mg UL 0.4mg
0.07 mg (4% DV)
✅ Within RDA (0.1× RDA of 0.9 mg) 📚 36 studies (Tier A: 0, B: 11)
RDA 0.9mg This product: 0.07mg UL 10mg
0.8 mg (40% DV)
✅ Within RDA (0.3× RDA of 2.3 mg) 📚 8 studies — no high-quality reviews
RDA 2.3mg This product: 0.8mg UL 11mg
35 mcg (29% DV)
✅ Within RDA (1.0× RDA of 0.035 mg) 📚 197 studies (Tier A: 1, B: 55)
RDA 0.035mg This product: 0.035mg
59 mcg (79% DV)
✅ 1.3× RDA — within safe limits 📚 2 studies — no high-quality reviews
RDA 0.045mg This product: 0.059mg UL 2mg
300 mg
📊 Market median: 60.0mg (94 products) 📚 13 studies (Tier A: 0, B: 7)
This product: 300mg
300 mg
📊 Market median: 500.0mg (223 products) 📚 22 studies (Tier A: 0, B: 1)
This product: 300mg
✅ Within RDA (0.5× RDA of 550 mg) 📚 36 studies (Tier A: 1, B: 7)
RDA 550mg This product: 299mg UL 3500mg
Bacopa extract
250 mg
DL-Phenylalanine
238 mg
Gotu kola extract
225 mg
📊 Market median: 500.0mg (861 products) 📚 60 studies (Tier A: 4, B: 13)
This product: 150mg
📊 Market median: 200.0mg (198 products) 📚 6 studies — no high-quality reviews
This product: 150mg
150 mg
📊 Market median: 500.0mg (283 products) 📚 173 studies (Tier A: 0, B: 62)
This product: 150mg
149 mg
📊 Market median: 420.0mg (227 products)
Median 420.0mg This product: 149mg
149 mg
📊 Market median: 200.0mg (52 products) 📚 10 studies (Tier A: 0, B: 6)
This product: 149mg
Betain HCL
148 mg
148 mg
📊 Market median: 100.0mg (116 products) 📚 15 studies (Tier A: 0, B: 3)
This product: 148mg
📊 Market median: 120.0mg (440 products) 📚 187 studies (Tier A: 1, B: 71)
This product: 120mg
📊 Market median: 250.0mg (562 products) 📚 53 studies (Tier A: 0, B: 19)
This product: 120mg
📊 Market median: 4002.0mg (1 products) 📚 20 studies (Tier A: 0, B: 2)
This product: 100mg
99 mg
📊 Market median: 500.0mg (193 products) 📚 7 studies — no high-quality reviews
This product: 99mg
Eleuthero extract
90 mg
📊 Market median: 250.0mg (60 products) 📚 7 studies (Tier A: 0, B: 1)
This product: 90mg
📊 Market median: 650.0mg (87 products) 📚 1 studies — no high-quality reviews
This product: 90mg
Yucca extract
90 mg
88 mg
📊 Market median: 550.0mg (217 products) 📚 29 studies (Tier A: 0, B: 5)
This product: 88mg
📊 Market median: 100.0mg (120 products)
Median 100.0mg This product: 75mg
📊 Market median: 260.0mg (249 products) 📚 156 studies (Tier A: 4, B: 61)
This product: 75mg
📊 Market median: 333.0mg (166 products) 📚 9 studies (Tier A: 0, B: 2)
This product: 75mg
RNA
75 mg
📊 Market median: 100.0mg (284 products) 📚 10 studies (Tier A: 0, B: 4)
This product: 45mg
Phosphatidyl serine
24 mg
Piperine
15 mg
Vinpocetine
15 mg
1.1 mg
📊 Market median: 10.0mg (35 products) 📚 5 studies (Tier A: 0, B: 2)
This product: 1.1mg
738 mcg
📊 Market median: 3.0mg (58 products) 📚 2 studies — no high-quality reviews
This product: 0.738mg UL 20mg
300 mcg
📊 Market median: 0.15mg (41 products)
Median 0.15mg This product: 0.3mg
Lithium
37 mcg

Other Ingredients

Microcrystalline Cellulose Dextrose Enteric Coating Silicon Dioxide Magnesium Stearate Dicalcium Phosphate Maltodextrin

Label Claims — Verification

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

Children 4 or More Years of Age Adult (18 - 50 Years) Gluten Free Dairy Free

Product Information

📋 Directions for Use

Directions For Use Adults: 6 tablets per day Age 16-18 years: 4 tablets per day Age 12-15 years: 3 tablets per day Age 10-11 years: 2 tablets per day For optimal results split into 2 doses per day; first thing in the morning, and around mid to late afternoon.

🧪 Formulation Notes

Contains ingredients derived from soy

Does not contain dairy, gluten, shellfish or peanut

Additional Information

Batch number: Manufactured: Use by date:

Product of New Zealand

Not a significant source of Calcium

Store in a cool, dry place.

L1078-6 120927

With Ingredients to Help Support Memory Enteric coated

BEST QUALITY GUARANTEE

Product Details

DSLD Entry Date 2013-01-25
Product Type Other Combinations
Form Tablet or Pill
Brand Xtendlife
DSLD ID 17031
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 →

Compare Similar Products

View all Riboflavin products →