The Collection
One formula.
Three formats.
One formula. Three supplied third-party testing reports. Choose the size that suits your ritual.
Fragrance free · 2% active concentration
Compare sizesThe Serum
Choose your ritual.

30 ML · Daily Ritual
Hirudin Skin Serum
The essential introduction. Precision-formulated at 2% active concentration.
$80View details

50 ML · Mid-Size
Hirudin Skin Serum
Two months of daily ritual at a better per-ml price.
$100View details

100 ML · Professional
Hirudin Skin Serum
The professional choice. Wholesale and clinic pricing available.
$150View details
Before You Choose
Read the Source.
Then Decide.
Review the supplied third-party testing reports, including the source limitations identified before launch.