• Head to the Intelligent Nutrients therapeutic event at Barneys and receive a complimentary facial after purchasing two products. 660 Madison Ave., nr. 61st St. (212-826-8900); 10–7. Call 212-833-2508 to make an appointment.
• Ten percent of all the sales at United Nude's flagship store will be donated to Japanese earthquake and tsunami aid efforts. Through 3/27. 25 Bond St., nr. Lafayette St., (212-420-6000); F (10–8) S (11–7) Su (12–6).
• Designer swimwear, skirts, sarongs, beach-bags and cover-ups by Lisa Marie Fernandez, Mara Hoffman, Zimmerman, and more are up to 85 percent off. Prices range from $15 to $150. Zimmerman one-pieces are $50 (originally $219), Chio bikinis are $75 (originally $368), and Onia men's board shorts are $40 (originally $130). Through 3/26. 250 W. 39th St., nr. Seventh Ave., Ste. 507; F (noon–7), S (noon–5).
• Irish and Celtic jewelry is 25 to 50 percent off at the Sara's Vintage St. Patrick's Day Sale. Vintage lockets are $50 to $250 (originally $75 to $325), mosaic jewelry is $20 to $350 (originally $35 to $425), and handmade and antique jewelry is 10 percent off. 65 E. 4th St., nr. Bowery (212-533-2307); (1–8).
• Tees, tanks, thermals, and sweats as well as jersey and denim pieces from the OAK and A.OK lines are discounted 25 percent at both OAK boutiques and online. 28 Bond St., nr. Lafayette St., (212-677-1293); (11–8); 208 N. 8th St., nr. Driggs Ave., (718-782-0521); (11–8).
• Spring and fall menswear is 70 to 80 percent off at the J.Press warehouse sale. Samples and damaged goods are $5 to $10. 530 Seventh Ave., nr. 38th St., twenty-ninth fl. (212-997-3600); call for hours.