Jennifer Sherak is a chemist and pharmaceutical executive with expertise in advanced peptide and biotechnology-driven therapies, bringing more than 30 years of experience from the global healthcare industry. Throughout her career, she developed and commercialized innovative treatments that addressed critical, unmet medical needs worldwide. With this foundation in molecular science and a relentless focus on efficacy, she founded Sherak to apply the same level of scientific rigor and innovation to skincare for women over 40.

Recognizing that traditional products often stop working as skin evolves in midlife, Jennifer created Sherak as a biotechnology-powered solution tailored to the biology of maturing skin. At the core of every formula is her proprietary Pentapeptide Matrix™—a clinically advanced blend of bioengineered peptides that restore firmness, stimulate cellular renewal, and strengthen the skin barrier.

Sherak is a reflection of Jennifer’s lifelong commitment to science and her belief that women deserve more—more efficacy, more innovation, and more confidence. Each formula combines pharmaceutical precision with luxurious simplicity, empowering women to embrace midlife with visible results, delivered through elegance, intelligence, and integrity.