Apigenin
Apigenin
A natural flavonoid from chamomile that promotes sleep and relaxation through GABA modulation.
Apigenin is a flavonoid found in chamomile, parsley, and other plants. It binds to GABA receptors and has anxiolytic (anti-anxiety) and sleep-promoting effects. While direct human studies are limited, its mechanism is well-understood and it's a key reason chamomile has been used for sleep for centuries.
Mechanisms of Action
GABA-A Binding
Binds to GABA receptors for calming effects
CD38 Inhibition
May preserve NAD+ levels (longevity pathway)
Anti-Inflammatory
Reduces inflammatory markers
Recommended Dose
50mg before bed
Optimal Timing
- 30-60 minutes before bed
Can be taken without food
Best Form
Apigenin extract capsules
Alternatives: Chamomile extract (standardized), Chamomile tea (lower dose)
Pure apigenin provides consistent dosing. Chamomile extract should be standardized to apigenin content. Chamomile tea provides variable, lower doses (~3-10mg per cup).
Duration
Minimum: 1 weeks
Optimal: 4 weeks
Cycling: Not required
Note: Take before bed for sleep. Can be combined with other sleep supplements like magnesium and L-theanine.
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Relaxation
Calm, relaxed feeling without heavy sedation
Easier Sleep Onset
Helps transition to sleep more easily
Subtle Effects
Effects are gentle; not a strong sedative
Chamomile tea is common during pregnancy; concentrated supplements less studied
May cross-react; avoid or use caution
Who Should NOT Take This
- Allergy to chamomile or ragweed family
Drug Interactions
May have additive sedative effects
Chamomile family may have mild anticoagulant effects β may affect platelet aggregation or vitamin K-dependent clotting factors, altering anticoagulant efficacy
Possible Side Effects
Tip: Take only before bed
Tip: Avoid if allergic to ragweed/chamomile
Warnings
- Effects are subtle and gentle
- Not a strong sedative like sleep medications
- Limited direct human studies; mechanism-based recommendation
Top studies from 37+ peer-reviewed papers
Liang H et al. β’ Renal failure (2025)
βThrough rigorous experimental validation, our study demonstrates AS's significant clinical efficacy in managing DN.β
Key Findings:
- Meanwhile, when the treatment duration exceeds 12βweeks, AS demonstrated a significant reduction in fasting blood glucose levels, indicating a time-dependent effect.
- Through rigorous experimental validation, our study demonstrates AS's significant clinical efficacy in managing DN.
- Specifically, AS has been shown to enhance renal function, ameliorate renal fibrosis, and positively influence iron metabolism.
- Despite these promising outcomes, future research with a larger sample size must be conducted to further substantiate these findings.
AktaΕ E et al. β’ CNS neuroscience & therapeutics (2025)
βAlthough levodopa is indispensable for the symptomatic management of PD, emerging evidence supports the integration of plant-derived bioactive compounds as adjunct therapies with disease-modifying potential.β
Key Findings:
- Although levodopa is indispensable for the symptomatic management of PD, emerging evidence supports the integration of plant-derived bioactive compounds as adjunct therapies with disease-modifying potential.
- Future research should prioritize improving bioavailability, developing standardized formulations, and conducting long-term clinical trials to evaluate the translational applicability of these natural agents in Parkinson's disease therapy.
- Further research warranted to confirm findings
Chang H et al. β’ Nutrients (2018)
βConclusions: The present study suggested that high intake of flavonols (such as quercetin) may reduce the risk of colon cancer, and high intake of flavones (such as apigenin) may reduce the risk of rectal cancer.β
Key Findings:
- High intake of dietary flavonols, flavones and anthocyanidins may decrease the risk of colorectal cancer; the pooled odds ratio (OR) for the highest intake compared with the lowest was 0.70 (0.54β»0.90), 0.79 (0.83β»0.99) and 0.78 (0.64β»0.95), respectively.
- No association between the intake of total flavonoids, flavanones or flavan-3-ols and the risk of colorectal cancer was observed.
- Conclusions: The present study suggested that high intake of flavonols (such as quercetin) may reduce the risk of colon cancer, and high intake of flavones (such as apigenin) may reduce the risk of rectal cancer.
Wang L et al. β’ The American journal of clinical nutrition (2009)
βOur results do not support a major role of 5 common flavonols and flavones or selected flavonoid-rich foods in cancer prevention.β
Key Findings:
- Our results do not support a major role of 5 common flavonols and flavones or selected flavonoid-rich foods in cancer prevention.
- Published in The American journal of clinical nutrition (2009)
- Further research warranted to confirm findings
Faysal M et al. β’ Naunyn-Schmiedeberg's archives of pharmacology (2025)
βThe Author(s), under exclusive licence to Springer-Verlag GmbH Germany, part of Springer Nature.β
Key Findings:
- Flavonoids can enhance injury healing, reduce lesion size, and enhance synaptic plasticity and neurogenesis.
- The full potential of flavonoids lies in their bioavailability, dose, and administration methods, but there are still challenges to overcome.
- This review explores flavonoid-induced neuroprotection, its clinical implications, future research opportunities, and molecular mechanisms, highlighting the potential for innovative CNS injury therapies and improved patient health outcomes.Β© 2025.
- The Author(s), under exclusive licence to Springer-Verlag GmbH Germany, part of Springer Nature.
Study Type Distribution
Goals This Supplement Supports
Related Goals
This information is for educational purposes only and is not intended as medical advice. Always consult a qualified healthcare provider before starting any supplement.