# US 7,745,486 B2 · Quercetin-containing compositions > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 7,745,486 B2 - Document ID: US7745486B2 - Status: Granted - Kind: B2 - Application number: 11/778,234 - Filed: 2007-07-16 - Published: 2008-01-17 - Granted: 2010-06-29 - Earliest claimed: 2006-07-17 - Assignees: Quercegen Pharma LLC - Inventors: Thomas Christian Lines - Web page: https://patentgrep.com/patent/US7745486B2 ## CPC - A61K 45/06: Mixtures of active ingredients without chemical characterisation, e.g. antiphlogistics and cardiaca - A61K 31/352: condensed with carbocyclic rings, e.g. methantheline {(cannabinoids A61K31/658)} - A61K 31/375: Ascorbic acid, i.e. vitamin C; Salts thereof - A61K 31/455: Nicotinic acids, e.g. niacin; Derivatives thereof, e.g. esters, amides - A61P 1/00: Drugs for disorders of the alimentary tract or the digestive system - A61P 1/10: Laxatives - A61P 3/04: Anorexiants; Antiobesity agents - A61P 3/06: Antihyperlipidemics - A61P 3/10: for hyperglycaemia, e.g. antidiabetics - A61P 9/00: Drugs for disorders of the cardiovascular system - A61P 9/10: for treating ischaemic or atherosclerotic diseases, e.g. antianginal drugs, coronary vasodilators, drugs for myocardial infarction, retinopathy, cerebrovascula insufficiency, renal arteriosclerosis - A61P 11/00: Drugs for disorders of the respiratory system - A61P 13/08: of the prostate - A61P 15/00: Drugs for genital or sexual disorders (for disorders of sex hormones A61P5/24); Contraceptives - A61P 15/08: for gonadal disorders or for enhancing fertility, e.g. inducers of ovulation or of spermatogenesis - A61P 17/00: Drugs for dermatological disorders - A61P 19/02: for joint disorders, e.g. arthritis, arthrosis - A61P 25/00: Drugs for disorders of the nervous system - A61P 25/28: for treating neurodegenerative disorders of the central nervous system, e.g. nootropic agents, cognition enhancers, drugs for treating Alzheimer's disease or other forms of dementia - A61P 31/00: Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics - A61P 31/04: Antibacterial agents - A61P 31/12: Antivirals - A61P 31/16: for influenza or rhinoviruses - A61P 35/00: Antineoplastic agents - A61P 35/02: specific for leukemia - A61P 37/00: Drugs for immunological or allergic disorders - A61P 43/00: Drugs for specific purposes, not provided for in groups A61P1/00-A61P41/00 - C07D 213/80: in position 3 - A61K: PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES (devices or methods specially adapted for bringing pharmaceutical products into particular physical or administering forms A61J3/00; chemical aspects of, or use of materials for deodorisation of air, for disinfection or sterilisation, or for bandages, dressings, absorbent pads or surgical articles A61L; soap compositions C11D) - A61P: SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS - C07D: HETEROCYCLIC COMPOUNDS (macromolecular compounds C08) ## Abstract This invention relates to a composition containing quercetin, vitamin B3, and vitamin C. Also disclosed is a method of using the composition for enhancing physical or mental performance or treating various diseases or disorders. ## Claims ### Claim 1 A composition comprising quercetin, vitamin B3, and vitamin C as the only active ingredients, wherein a weight ratio between the quercetin, the vitamin B3, and the vitamin C is 1:0.02-1:0.2-2.5. ### Claim 2 (depends on 1) The composition of claim 1, wherein the weight ratio is 1:0.05-0.2:0.5-1. ### Claim 3 (depends on 1) The composition of claim 1, wherein the weight ratio is 1:0.1-0.2:0.5-1. ### Claim 4 (depends on 1) The composition of claim 1, wherein the weight ratio is 1:0.04:1. ### Claim 5 (depends on 1) The composition of claim 1, wherein the weight ratio is 1:0.08:1. ### Claim 6 (depends on 1) The composition of claim 1, wherein the composition is in dry form. ### Claim 7 (depends on 1) The composition of claim 1, wherein the composition is in liquid form. ### Claim 8 (depends on 1) The composition of claim 1, wherein the composition is a food product selected from the group consisting of tea, soft drink, juice, milk, coffee, jelly, ice cream, yogurt, cookie, cereal, chocolate, and snack bar. ### Claim 9 (depends on 8) The composition of claim 8, wherein the food product is tea, soft drink, juice, or snack bar. ### Claim 10 (depends on 1) The composition of claim 1, wherein the composition is a dietary supplement or a pharmaceutical formulation. ### Claim 11 (depends on 10) The composition of claim 10, wherein the composition is a tablet, a capsule, a soft chew, or a gel. ### Claim 12 (depends on 1) The composition of claim 1, wherein the vitamin B3 is niacinamide. ### Claim 13 (depends on 1) The composition of claim 1, wherein the vitamin B3 is nicotinic acid. ### Claim 14 A composition comprising quercetin, vitamin B3, vitamin C, and another agent as the only active ingredients, wherein a weight ratio between the quercetin, the vitamin B3, and the vitamin C is 1:0.02-1:0.2-2.5, and the other agent is selected from the group consisting of genistein, genistin, curcumin, reserveratrol, isoquercetin, epigallocatechin gallate (EGCG), eicosapentaenoic acid (EPA), docosahexaenoic acid (DHA), and a combination thereof. ### Claim 15 (depends on 14) The composition of claim 14, wherein the other agent is a combination of isoquercetin, EGCG, EPA, and DHA. ### Claim 16 (depends on 14) The composition of claim 14, wherein the weight ratio is 1:0.05-0.2:0.5-1. ### Claim 17 (depends on 14) The composition of claim 14, wherein the weight ratio is 1:0.1-0.2:0.5-1. ### Claim 18 (depends on 14) The composition of claim 14, wherein the weight ratio is 1:0.04:1. ### Claim 19 (depends on 14) The composition of claim 14, wherein the weight ratio is 1:0.08:1. ### Claim 20 (depends on 14) The composition of claim 14, wherein the composition is in dry form. ### Claim 21 (depends on 14) The composition of claim 14, wherein the composition is in liquid form. ### Claim 22 (depends on 14) The composition of claim 14, wherein the composition is a food product selected from the group consisting of tea, soft drink, juice, milk, coffee, jelly, ice cream, yogurt, cookie, cereal, chocolate, and snack bar. ### Claim 23 (depends on 14) The composition of claim 14, wherein the vitamin B3 is niacinamide. ### Claim 24 (depends on 14) The composition of claim 14, wherein the vitamin B3 is nicotinic acid. ### Claim 25 (depends on 14) The composition of claim 14, wherein the composition is a dietary supplement or a pharmaceutical formulation. ### Claim 26 (depends on 25) The composition of claim 25, wherein the composition is a tablet, a capsule, a soft chew, or a gel.