Hermetica Superfood Encyclopedia
The Short Answer
Yohimbe bark contains yohimbine hydrochloride, an alpha-2 adrenergic receptor antagonist that increases blood flow and supports sexual function. This West African tree bark also stimulates the sympathetic nervous system, potentially enhancing energy and metabolic rate.
CategoryAfrican Traditional Medicine
GroupWest African
Evidence LevelModerate
Primary Keywordyohimbe benefits
Synergy Pairings3
Health Benefits
Enhances libido and sexual performance by increasing blood flow, supporting a healthy sex life. - Boosts energy levels by stimulating the central nervous system, combating fatigue. - Supports weight loss by increasing metabolism, aiding in fat burning. - Improves mental focus by enhancing cognitive function, leading to better concentration. - Reduces anxiety by modulating stress hormones, promoting mental clarity. - Supports heart health by improving circulation, reducing the risk of cardiovascular issues. - Acts as an antioxidant, protecting cells from damage and promoting longevity.
Origin & History
Pausinystalia yohimbe is a tree native to West Africa. The bark is harvested and used for its medicinal properties, particularly in enhancing sexual health.
“Yohimbe Bark has been used in West African traditional medicine for centuries, primarily as an aphrodisiac and to treat male sexual health issues.”Traditional Medicine
Scientific Research
Some studies indicate Yohimbe Bark may improve sexual function, but it is associated with significant side effects. More controlled trials are needed to establish efficacy and safety.
Preparation & Dosage
Typically taken in capsule form or as a tea. Consult a healthcare provider before use.
Nutritional Profile
How It Works
Mechanism of Action
Yohimbine hydrochloride blocks alpha-2 adrenergic receptors, particularly in penile tissue, leading to vasodilation and increased blood flow. This mechanism also stimulates the release of norepinephrine, activating the sympathetic nervous system and increasing heart rate, blood pressure, and metabolic rate. Additionally, yohimbine may influence dopamine and serotonin pathways in the brain.
Clinical Evidence
Several small clinical trials involving 20-86 participants have shown yohimbine's effectiveness for erectile dysfunction, with response rates of 34-73% compared to placebo. Studies on weight loss show modest effects, with 15-20mg daily producing 2-3 kg additional weight loss over 8 weeks. Research on athletic performance and cognitive enhancement remains limited with mixed results. Most studies use standardized yohimbine HCl rather than whole bark extracts.
Safety & Interactions
Common side effects include anxiety, elevated heart rate, high blood pressure, dizziness, and gastrointestinal upset. Yohimbe can interact dangerously with antidepressants (especially MAOIs), blood pressure medications, and stimulants. It should be avoided by individuals with heart conditions, kidney disease, liver problems, or psychiatric disorders. Pregnant and breastfeeding women should not use yohimbe due to insufficient safety data.
Synergy Stack
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Frequently Asked Questions
How much yohimbe should I take daily?
Clinical studies typically use 15-30mg of standardized yohimbine HCl daily, divided into 2-3 doses. Whole bark extracts are less standardized, so follow manufacturer recommendations and start with lower doses to assess tolerance.
How long does yohimbe take to work?
For sexual function, yohimbe may show effects within 2-3 hours of taking a dose, with peak effects around 1-2 hours. For weight loss benefits, consistent daily use for 2-8 weeks is typically needed to see measurable results.
Can women take yohimbe supplements?
Women can take yohimbe, and some studies suggest it may help with sexual dysfunction in females. However, women may be more sensitive to side effects like anxiety and blood pressure changes, so lower doses are recommended.
What's the difference between yohimbe bark and yohimbine HCl?
Yohimbe bark is the whole plant extract containing variable amounts of yohimbine plus other compounds. Yohimbine HCl is the purified, standardized active compound used in most clinical research, providing more predictable dosing and effects.
Does yohimbe actually help with weight loss?
Clinical studies show modest weight loss benefits of 2-3 kg over 8 weeks when combined with diet and exercise. Yohimbe appears most effective for targeting stubborn fat areas, but effects are generally small compared to other weight loss interventions.
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