Ketek: Uses for Pneumonia, How It Works, Recommended Dosage, and Safety Risks
Ketek (telithromycin) is a ketolide antibiotic designed to treat community-acquired pneumonia (CAP) in adults when bacteria are the likely cause. It binds to bacterial...
Ketoconazole: Evidence-Based Benefits, Proper Use on Scalp and Skin, Dosage Details, and Precautions
Ketoconazole is a well-established antifungal medicine used mainly on the skin and scalp to treat yeast and dermatophyte infections. In topical forms—shampoos, creams, foams,...
Ketoisocaproate: Uses for Training Tolerance and Recovery, Mechanisms, Dosage Guidelines, and Side Effects
Ketoisocaproate (KIC)—also called alpha-ketoisocaproic acid—is the branched-chain ketoacid formed when the essential amino acid leucine is first broken down. In cells, KIC sits at...
Ketone esters: Uses for Endurance and Cognition, Mechanisms, Dosage Guidelines, and Side Effects
Ketone esters (KEs) are supplemental compounds designed to raise blood ketone levels—primarily beta-hydroxybutyrate (BHB)—without fasting or carbohydrate restriction. Within minutes of ingestion, KEs can...
Ketone salts: Evidence-Based Benefits, Uses for Athletes and Dieting, Dosage, and Side Effects
Ketone salts are dietary supplements designed to raise the level of ketone bodies—chiefly beta-hydroxybutyrate (BHB)—in your blood without strict fasting or a ketogenic diet....
Kevzara: Rheumatoid Arthritis and PMR Treatment, Injection Instructions, Risks, and Results Timeline
Kevzara (sarilumab) is a targeted biologic medicine used to calm overactive inflammation in autoimmune disease. It blocks the interleukin-6 (IL-6) receptor, a central switch...
Keytruda: Real-World Outcomes, Evidence Highlights, Dosage, and Safety Considerations
Keytruda (pembrolizumab) is an immune checkpoint inhibitor used to treat many cancers, from melanoma and non-small cell lung cancer to bladder, head and neck,...
Khadira: Oral Care Benefits, Skin Applications, How to Use, and Side Effects
Khadira—known botanically as Acacia catechu (black catechu, cutch tree)—has a long record in Ayurveda for supporting skin, oral, and gut health. Its heartwood extract...
Khurasani Ajwain: Benefits, Traditional Uses, Dosage Guidance, and Safety Risks Explained
Khurasani Ajwain—also called black henbane (Hyoscyamus niger) and known in Ayurveda as Parasika Yavani—has a long, complex history. In Unani and Ayurvedic practice, the...
Kimyrsa: Evidence-Based Overview of Efficacy, Proper Use, Dosage Details, and Precautions
Kimyrsa (oritavancin) is a long-acting, single-dose intravenous antibiotic for adults with acute bacterial skin and skin structure infections (ABSSSI) caused by susceptible Gram-positive bacteria,...
Kineret: IL-1 Blocker Benefits, Proper Use, Dosing by Condition, and Side Effects
Kineret (anakinra) is a recombinant form of the human interleukin-1 receptor antagonist (IL-1Ra). By blocking IL-1α and IL-1β at the IL-1 type I receptor,...
Kinetin: Skin Benefits, How It Works, Recommended Dosage, and Safety
Kinetin (N6-furfuryladenine) is a plant cytokinin best known for its role in cell division and delayed leaf aging. In skincare, kinetin appears in moisturizers...
King oyster mushroom extract: Metabolic Support, Immune Modulation, Dosage Guidelines, and Side Effects
King oyster mushroom extract (from Pleurotus eryngii) has moved from gourmet kitchens into wellness cabinets. This fungus concentrates β-glucans, phenolic antioxidants, ergosterol (a vitamin-D...
Kinkeliba: Uses for Blood Pressure and Metabolic Health, Preparation Methods, Dosage, and Side Effects
Kinkeliba (Combretum micranthum) is a traditional West African herbal tea with a crisp, tannic taste and a long history of everyday use. Brewed from...
Kisspeptin: Fertility Support, Sexual Function, Dosage Guidance, and Safety
Kisspeptin is a naturally occurring neuropeptide that acts as a master switch for human reproduction. By stimulating gonadotropin-releasing hormone (GnRH) neurons in the hypothalamus,...
Kiwi extract: Constipation Relief, Enzyme Support for Digestion, Dosage, and Safety
Kiwi extract concentrates the bioactive compounds of kiwifruit (Actinidia species) into a convenient capsule or powder. It is typically standardized for actinidin (a natural...
Kiwi leaf extract: Evidence-Based Benefits, Practical Uses, Dosage, and Precautions
Kiwi leaf extract is a concentrated preparation made from the leaves of Actinidia species—most commonly Actinidia chinensis (gold kiwifruit), Actinidia deliciosa (green kiwifruit), and...
Kiwi seed oil: Skin Benefits, Omega-3 Nutrition, How to Use, Dosage, and Safety
Kiwi seed oil is a lightweight, fast-absorbing oil pressed from the tiny seeds of kiwifruit (Actinidia spp.). It is naturally rich in alpha-linolenic acid...
Klamath Blue-Green Algae: Brain and Metabolic Support, Recommended Dosage, Risks, and Safe Use Tips
Klamath blue-green algae—botanically known as Aphanizomenon flos-aquae (AFA)—is a cyanobacterium harvested primarily from Upper Klamath Lake in Oregon. It’s sold as whole-powder algae or...
Kojic acid: Evidence for Melasma and Dark Spots, Best Uses, Dosage, and Side Effects
Kojic acid is a well-known pigment-balancing ingredient used in skincare to address dark spots, melasma, and post-inflammatory hyperpigmentation. It is a naturally derived metabolite...