Net Contents
100 Capsule(s)
Serving Size
1 Capsule(s)
Servings Per Container
100
Supplement Form
Capsule
Bar Code (UPC/SKU)
8 38287 00500 1
Product Version
V-18
Label Analysis
Objective insights generated automatically from the official DSLD label — a quick, factual read of how this product is formulated and disclosed.
12 distinct active ingredients are disclosed in Supplement Facts.
Every active ingredient discloses a specific amount per serving.
10 ingredients report a %DV; 8 meet or exceed 100% DV.
Label states: Gluten-Free.
This analysis is generated algorithmically from label data for educational reference only. It is not a product endorsement, ranking, or medical advice.
Allergen Guide
Free From
- Milk
- Egg
- Gluten
Allergen flags are parsed automatically from the official label's claims and statements. Always verify against the physical product label before use, especially if you have a severe allergy.
Supplement Facts
Serving Size: 1 Capsule(s) · 1 per day
| Ingredient | Amount Per Serving | % Daily Value |
|---|---|---|
| Vitamin C(Ascorbyl Palmitate) | 15 mg | 17% |
| Thiamine(Thiamine Mononitrate) | 25 mg | 2083% |
| Riboflavin(Riboflavin 5-Phosphate) | 25 mg | 1923% |
| Niacin(Niacinamide) | 150 mg NE | 938% |
| Vitamin B-6(Pyridoxal 5-Phosphate, Pyridoxine Hydrochloride) | 55 mg | 3235% |
| Folate | 1333 mcg DFE | 333% |
| L-5-Methylfolate Glucosamine Salt | 800 mcg | — |
| Vitamin B12(Methylcobalamin) | 1000 mcg | 41667% |
| Biotin | 400 mcg | 1333% |
| Pantothenic Acid(Calcium D-Pantothenate) | 150 mg | 3000% |
| Choline(Choline Bitartrate) | 50 mg | 9% |
| Inositol | 50 mg | — |
| PABA | 50 mg | — |
Not Present
Other Ingredients
Target Groups
Label Claims
Directions & Suggested Use
Suggested/Recommended/Usage/Directions
Directions: One (1) capsule daily with a meal, or as directed by a healthcare professional.
Warnings & Precautions
Precautions re: Children
Keep tightly closed in a cool, dry place, out of the reach of children.
Storage
Storage
Keep tightly closed in a cool, dry place, out of the reach of children.
Formulation
Formulation re: Does NOT Contain
Egg free Gluten free Free of nuts Dairy free
Formulation re: Other
Manufactured in a GMP Compliant Facility
Formulation re: Other
Cellular energy support
FDA Statements
FDA Disclaimer Statement
This statement has not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.
FDA Statement of Identity
Dietary Supplement
Other Label Statements
Brand IP Statement(s) re: (c), (TM), (SM)
Quatrefolic is a registered trademark of Gnosis S.p.A. U.S. Patent No. 7,947,662
Manufacturer & Distributor
Manufacturer
Metabolic Maintenance
601 N Larch Street, Sisters, Oregon, 97759
800-772-7873
Market Reference
B-Complex Phosphorylated Metabolic Maintenance
iHerb4.8(513)$43.00Metabolic Maintenance B-Complex 90 Ct
eCosmetics4.8(513)$30.97B-Complex, 90 Capsules, by Metabolic Maintenance
Professional Supplement Center4.8(513)$43.99Metabolic Maintenance B-Complex 90 capsules
Healthland$43.00Metabolic Maintenance B-Complex - 90 Capsules
BeautifiedYou.com4.8(513)$43.99Thorne Basic B Complex 60 Capsules
Thorne4.8(7800)$27.00Spring Valley Super B-Complex Tablets
Walmart4.4(1900)$4.94LowestNature's Bounty Time Released B-Complex Tablets
BJ's Wholesale Club4.9(17)$21.99
Where to Buy Locally
Enter your city or ZIP code to find supplement & health stores in your area that may carry this product.
Showing representative supplement & health retailers — search above for stores in your area.
The Vitamin Shoppe
4.7 (150)Vitamin & supplements store
1523 Manhattan Blvd, Harvey, LA 70058
GNC
3.6 (42)Vitamin & supplements store
8400 W Judge Perez Dr #7, Chalmette, LA 70043
The Vitamin Shoppe
4.4 (220)Vitamin & supplements store
4015 Veterans Memorial Blvd, Metairie, LA 70002
GNC
4.0 (88)Vitamin & supplements store
401 N Carrollton Ave, New Orleans, LA 70119
Relentless Nutrition
5.0 (98)Sports nutrition store
7062 Read Blvd, New Orleans, LA 70127
GNC
4.2 (36)Vitamin & supplements store
3301 Veterans Memorial Blvd #160, Metairie, LA 70002
Health4PC
5.0 (55)Vitamin & supplements store
3200 Severn Ave #116, Metairie, LA 70002
Research & Studies
A functional evaluation of anti-fatigue and exercise performance improvement following vitamin B complex supplementation in healthy humans, a randomized double …
MC Lee, YJ Hsu, SY Shen, CS Ho… - … journal of medical …, 2023 - pmc.ncbi.nlm.nih.gov
… days of vitamin B complex (Ex PLUS ® ) supplementation … B complex supplementation significantly improved exercise endurance performance. In addition to helping the metabolism of …
202354 citationsDietary vitamin B complex: orchestration in human nutrition throughout life with sex differences
MA Ali, HA Hafez, MA Kamel, HI Ghamry, M Shukry… - Nutrients, 2022 - mdpi.com
… B complex vitamins’ dietary requirements, metabolism, interaction, and importance in different life stages. At first, each dietary vitamin source, metabolism… of vitamin B complex is offered …
202292 citationsMicronutrient complexes support glucose metabolism in skeletal muscle cells
M Chatterjee, V Ivanov, A Niedzwiecki, M Rath… - … and Natural Health 2019 … - jcmnh.org
… Given the known role of B vitamins in different aspects of glucose metabolism, we added the Vitamin B complex to these 2 formulas which further enhanced glucose uptake by these …
20191 citationsB-complex vitamin deficiency and supplementation
N Schellack - SA Pharmaceutical Journal, 2015 - journals.co.za
… supplementation should only be used to correct deficiencies. This article provides an overview of B-complex vitamin deficiencies and their supplementation. … growth, metabolism and …
201565 citationsBiological Properties of Vitamins of the B-Complex, Part 1: Vitamins B1, B2, B3, and B5
M Hrubša, T Siatka, I Nejmanová, M Vopršalová… - Nutrients, 2022 - mdpi.com
… to be isolated from the B-complex. It is also … health have been known for some time; however, novel information has been appearing concerning potential use of this vitamin in metabolic …
2022276 citationsRole of vitamin B in healthy ageing and disease
K Mikkelsen, M Trapali, V Apostolopoulos - … Cell Biology of Ageing: Part V …, 2024 - Springer
… , genetic disorders, and specific medical conditions. The natural ageing process can also impact the absorption, transport, and metabolism of B vitamins in the body. Dietary elements …
20249 citations
Related News
Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2022-09-22. DSLD Label ID: 273985. This information is provided for educational reference only and is not medical advice. Always follow the product label and consult a doctor or pharmacist before use.
Related Products

01-02 Enhanced Fat Melting Matrix
ATS Labs

1000 mg Vitamin C Acai Berry
Emergen-C

1000 mg Vitamin C Cranberry Pomegranate
Emergen-C

1000 MG Vitamin C Cranberry-Pomegranate
Emergen-C