PQQ Pyrroloquinoline Quinone 20 mg©
Non-Nutrient / Non-BotanicalBrand: Double Wood Supplements
Net Contents
60 Capsule(s)
Serving Size
1–2 Capsule(s)
Servings Per Container
60
Supplement Form
Capsule
Bar Code (UPC/SKU)
8 59793 00749 5
Product Version
Not Present
Label Analysis
Objective insights generated automatically from the official DSLD label — a quick, factual read of how this product is formulated and disclosed.
Single-ingredient formula listed in Supplement Facts.
Every active ingredient discloses a specific amount per serving.
Label states: Non-GMO, 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
- 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: 1–2 Capsule(s) · 1–2 per day
| Ingredient | Amount Per Serving | |
|---|---|---|
| PQQ(Pyrroloquinoline Quinone Disodium Salt) | 20 mg | — |
Not Present
Other Ingredients
Target Groups
Label Claims
Directions & Suggested Use
Suggested/Recommended/Usage/Directions
Suggested Use: As a supplement, take 1-2 capsules per day on an empty stomach. Do not exceed 4 capsules in one day.
Warnings & Precautions
Precautions re: Pregnant or Nursing or Prescription Medications
Warning: Consult your physician before use. Do not use PQQ if you are pregnant, nursing, or under 18 years of age.
Precautions re: Allergies
Discontinue use and consult your doctor immediately if any adverse reactions occur.
Precautions re: All Other
Do not use PQQ and operate heavy machinery until you know how it affects you.
Precautions re: Children
Do not use PQQ if you are pregnant, nursing, or under 18 years of age. Keep out of reach of children.
Precautions re: All Other
Do not exceed 4 capsules per day.
Storage
Storage
Storage: Store in a cool, dark place. Do not freeze or expose to moisture or heat above room temperature.
Formulation
Formulation re: Does NOT Contain
Made with Non-GMO ingredients Gluten free
Formulation re: Other
Supports cardiovascular and cognitive health Promotes mitochondrial biogenesis
Formula re: Contains
20mg per veggie capsule
FDA Statements
FDA Statement of Identity
Dietary Supplement
FDA Disclaimer Statement
These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease.
Other Label Statements
General Statements: All Other Content
PQQ (Pyrroloquinoline quinone) is a redox cofactor naturally found in some foods and human breast milk. When used as a supplement it has been shown to support cardiovascular and cognitive health. PQQ also promotes the creation of new mitochondria, which are responsible for generating cellular energy.
Seals/Symbols
Proudly made in USA
Manufacturer & Distributor
Distributor
Double Wood LLC
3510 Scotts Ln Ste 219, Philadelphia, PA, 19129-1573, United States
Market Reference
Double Wood Supplements PQQ
Double Wood Supplements4.9(196)$19.95PQQ Pyrroloquinoline Quinone 20 mg
Target4.6(131)$14.49Nutricost PQQ 20mg Capsules
Walmart - eSupplements, llc4.7(893)$12.95Swanson PQQ Pyrroloquinoline Quinone 20 mg 30 Veg Caps
Swanson Health Products4.6(345)$16.86Life Extension PQQ Caps
Walmart - Peak10 Health LLC4.8(1500)$45.60SMNutrition PQQ 60 Capsules
PureFormulas.com4.8(541)$13.56PQQ-V
Gluten-Free Remedies$37.00Jarrow Formulas PQQ 20 mg 30 Capsules
Swanson Health Products4.7(511)$28.89
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.
Nutrition Now
4.7 (13)Vitamin & Supplements Shop
6- 8NX, 10 Molesworth St, Cookstown BT80 8NX
R Supplements LTD
5.0 (89)Vitamin & Supplements Shop
27 Colinglen Rd, Dunmurry, Belfast BT17 0LR
Megapump Newry
5.0 (16)Health food shop
17 Merchants Quay, Newry BT35 6AH
Proteins Depot
5.0 (2)Vitamin & Supplements Shop
11 Lissan Rd, Cookstown BT80 8EN
British Supplements
5.0 (484)Vitamin & Supplements Shop
9-11 Thomas St, Portadown, Craigavon BT62 3NP
Mother Nature Supplements
4.3 (6)Vitamin & Supplements Shop
Unit 3, 65b Derryhirk Rd, Dungannon BT71 6NH
British Vitamins
4.2 (57)Manufacturer
Unit 1, 65b, 4 Derryhirk Rd, Dungannon BT71 6NH
NI Supplements
4.9 (854)Vitamin & Supplements Shop
Unit 5, Graham Industrial Park, Dargan Cres, Belfast BT3 9LP
Research & Studies
Pyrroloquinoline Quinone (PQQ) as a Novel Natural Food Supplement: Anti-Aging Mechanisms and Application Prospects from a Multidimensional Perspective
E Wang, Y Wang, Z Xu, Z Zhang, Y Jiang… - Food Reviews …, 2026 - Taylor & Francis
… of Pyrroloquinoline quinone (PQQ), a novel food supplement … Recent research highlights PQQ’s anti-aging effects observed … Importantly, PQQ has demonstrated an established safety …
2026Metabolic and biochemical effects of pyrroloquinoline quinone (PQQ) on inflammation and mitochondrial dysfunction: potential health benefits in obesity and …
D Charrier, G Cerullo, R Carpenito, V Vindigni… - Antioxidants, 2024 - mdpi.com
… Regarding human studies, recently, one study evaluated the impact of 20 mg/day PQQ disodium salt supplementation on serum triglyceride and cholesterol levels in humans after 6 and …
202423 citationsPyrroloquinoline quinone chemistry, biology, and biosynthesis
GA Cordell, S Daley - Chemical Research in Toxicology, 2022 - ACS Publications
… PQQ is an established dietary supplement based on … were observed with PQQ at 20 mg/day for 8 weeks. (191) … IL-6 were observed in 10 subjects administered PQQ at 20 mg/kg for 2–3 …
202236 citationsMechanisms behind pyrroloquinoline quinone supplementation on skeletal muscle mitochondrial biogenesis: possible synergistic effects with exercise
P Hwang, DS Willoughby - Journal of the American College of …, 2018 - Taylor & Francis
… A summary representation of the roles that endurance exercise and pyrroloquinoline quinone (PQQ) supplementation play in the molecular mechanistic signaling pathways involved in …
201832 citationsThe potential role of pyrroloquinoline quinone to regulate thyroid function and gut microbiota composition of graves' disease in mice
X Liu, W Jiang, G Lu, T Qiao, D Gao… - Polish Journal of …, 2023 - search.proquest.com
… Pyrroloquinoline quinone (PQQ) is a naturally antioxidant compound in milk, vegetables, and meat. We aim … PQQ supplementation regulates thyroid function and relieves intestine injury. …
20236 citationsExploration of Mitochondrial Dysfunction, Depolarization and Polyphenols by Creative Synthesis for Product Development
SN Prasla - 2017 - search.proquest.com
… Pyrroloquinoline Quinone (PQQ) is an enzyme and … supplements of PQQ can be neuroprotective by increasing mitochondrial activity levels.By regular consumption of 10-20 mg of …
2017
Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2021-02-25. DSLD Label ID: 241932. 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.
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