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Raspberry Ketones
Also known as: 4-(4-hydroxyphenyl)butan-2-one, RK, ketone bodies from raspberry
Raspberry ketones are aromatic compounds found in red raspberries that have been studied for potential metabolic and fat-loss effects, primarily in animal models. Human clinical evidence is limited and results have been modest at best.
Primary uses
- weight management
- metabolic support
- fat oxidation
How it works
- may increase adiponectin signaling
- potential stimulation of lipolysis
- possible mitochondrial uncoupling
Dosage
- Typical range
- 100-300 mg daily
- Timing
- typically taken with meals
- With food
- may improve absorption; commonly taken with food
- Duration
- typical supplementation periods in studies range 4-12 weeks
- Special populations
- safety data in pregnant/nursing women is limited; not recommended
Forms
- powder· 70/100
- capsule· 70/100
Safety
Common side effects
- generally well-tolerated
- rare reports of jitteriness or mild GI upset
Contraindications
- pregnancy and nursing
- possible caution in caffeine-sensitive individuals
Evidence notes
Limited human RCT data; most evidence from cell culture and animal studies. Available human studies show minimal or inconsistent weight loss effects. Marketed heavily but lacks robust clinical validation for claimed benefits.
Grade D: Primarily pre-clinical or anecdotal; human efficacy not established.
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