Kristen Klesh is a partner in Loeb & Loeb’s Washington, D.C., office and advises clients on a broad range of Food and Drug Administration (FDA), Federal Trade Commission (FTC) and related state law regulatory compliance matters throughout all stages of the product life cycle. Because of her deep knowledge of FDA regulations and claim substantiation requirements, marketers and distributors of food, drug, medical device and cosmetic products rely on Kristen to provide creative and pragmatic solutions to product development initiatives, marketing and advertising campaigns, and quality and safety compliance. With respect to post-market compliance, Kristen routinely achieves favorable results for clients when responding to FDA warning letters and Form 483 inspection observations, FTC and state attorneys general investigations, National Advertising Division (NAD) competitor challenges, and class action complaints involving product advertising claims.
Kristen Klesh is a partner in Loeb & Loeb’s Washington, D.C., office and advises clients on a broad range of Food and Drug Administration (FDA), Federal Trade Commission (FTC) and related state law regulatory compliance matters throughout all stages of the product life cycle. Because of her deep knowledge of FDA regulations and claim substantiation requirements, marketers and distributors of food, drug, medical device and cosmetic products rely on Kristen to provide creative and pragmatic solutions to product development initiatives, marketing and advertising campaigns, and quality and safety...

Contributed Articles

Brands beware: US states are taking their own approach to cosmetic safety

Loeb & Loeb’s Kristin Klesh explains what beauty brands need to know about the rise of toxic-free laws

14 Aug 2025

The AI Pin: fashion-forward or tech’s next big thing?

Loeb & Loeb’s Melanie Howard and Kristen Klesh discuss AI Pins and potential US regulatory implications for luxury fashion’s newest wearable tech accessory

21 Dec 2023

Beware the beauty of sustainability: US regulatory risks and class action lawsuits

Loeb & Loeb's Kristen Klesh discusses the inherent risks of beauty brands advertising their products' green credentials

9 Jun 2023