Support fuller, healthier hair—while you sleep. Lambdapil Hair Density Lotion With Melatonin is a non-greasy, fast-absorbing scalp treatment that helps to minimize hair loss directly at the root. With topical melatonin acting as a potent antioxidant, it works overnight to support healthy hair growth and boost thickness. Visible results in 1 month, with continued improvements over time.

Your complete hair care routine

Boost thickness, strength, and overall hair health with our specially designed Lambdapil range for men and women.

• Fast absorption
• Leaves no greasy residue
• Dermatologist tested

Nightly care for healthy hair

Lambdapil Hair Density Lotion With Melatonin is designed for men and women looking to improve hair density overnight, minimize signs of hair aging, and restore nourishment to their scalp.

Strengthen your hair while you sleep

Help revitalize and strengthen thinning hair with our melatonin-enriched scalp formula.

• Strength – Helps revitalize the scalp, strengthening hair and minimizing hair loss.
• Anti-Aging – Supports healthy hair growth, helping to curb the first signs of hair aging.
• Volume – Boosts hair density and thickness, improving its appearance and volume.

Fast-absorbing, non-greasy scalp formula

Apply once daily to the scalp (approximately 15 sprays) and massage until absorbed. Use preferably before bed and for a minimum of 3 months. Bottle designed with an extended applicator for easy application.

After 6 months of use, users noted¹:

• 97% Improved hair appearance
• 91% Less hair shedding
• 91% Improved hair volume
• 87% Revitalized hair

¹ Efficacy and safety of a new hair lotion containing melatonin in patients with androgenic alopecia and telogen effluvium in 33 subjects after 6 months of use. Data on file. ISDIN Corp, 2025. Morristown, NJ.

Expert formulas for optimal hair health

Formulated with key hair-boosting ingredients, this melatonin scalp treatment helps target hair loss, support fullness, and protect against external damage.

• Melatonin – Antioxidant properties help protect against oxidative stress and promote an anti-aging effect, supporting hair growth and density.
• Diaminopyrimidine Oxide – Promotes good nutrition of the hair follicle, helping to delay signs of aging and premature hair loss.
• Biotin – Improves hair quality by increasing the strength of the hair root.
• Adenosine – Supports hair growth and increases its thickness.