Fingernail Biting
Synopsis
Fingernail biting, clinically known as onychophagia, is a common nervous habit or compulsive behavior involving biting or chewing of the fingernails. It often begins in childhood and may continue into adulthood. While many people bite their nails occasionally, chronic or severe nail biting can cause physical damage (to nails, cuticles, and skin), increase the risk of infection, and reflect underlying psychological or behavioral issues such as anxiety, stress, boredom, or perfectionism.
Nail biting is classified as a body-focused repetitive behavior (BFRB), similar to hair pulling (trichotillomania) or skin picking (dermatillomania). It may be automatic or conscious, often occurring during periods of inattention (e.g., reading, watching TV) or heightened tension. It can lead to painful fingertips, distorted nails, oral injuries, and social embarrassment. In rare cases, it may be linked to obsessive-compulsive disorder (OCD).
The habit can be difficult to break due to its self-soothing nature and the neurological reward loop it creates, temporarily reducing tension or restlessness.
When to see a doctor or therapist:
If nail biting causes pain, infection, social distress, or is accompanied by other compulsive behaviors or mental health symptoms, seek support from a therapist, dermatologist, or behavioral health provider.
Natural Remedies
Keep Nails Trimmed and Filed: Reduces temptation and limits damage.
Use Bitter-Tasting Nail Coatings: These discourage biting by creating a strong aversive taste.
Identify Triggers: Track when and where nail biting occurs and substitute the habit with stress balls, fidget toys, or chewing gum.
Practice Mindfulness and Deep Breathing: Helps increase awareness and reduce anxiety-driven habits.
Protect Fingers: Use gloves or adhesive bandages during vulnerable times (e.g., while working, watching TV).
Ingredients
These raw ingredients are often used in alternative medicine to treat this condition.
rhodiola
valerian root
vitamin B6
vitamin B12
zinc
ashwagandha
GABA (gamma aminobutyric acid)
l-theanine
magnesium
omega-3 fatty acids
passionflower