Receive $15 off your next $75 purchase during your birthday month. Must sign up for birthday program; offer applies only once per customer per birthday cycle.

Subscribe to LAB SERIES emails and receive 10% off your first order plus free shipping on each order. Offer requires email sign-up and is valid for the first subscription order only.

Join the Lab Series email list and receive 15% off your first order. By entering your email and clicking 'Sign Up', you agree to hear from Lab Series and, if a California resident, to the Notice of Financial Incentive. Offer applies only to first-time purchases.

Join Lab Series email list and receive 15% off your first order. Offer valid for new subscribers only. Discount applied at checkout after signing up via email. Terms and conditions apply.

Choose 1 sample on orders $50+, 2 samples on orders $75+, or 3 samples on orders $100+. Offer valid while supplies last; samples vary by promotion and region.