Johnson Compounding and Wellness Center, in Waltham, is hosting a free open house from 10 a.m. to 2 p.m, April 12, to show its appreciation for its loyal customers and welcome new ones.

Johnson pharmacy staff will be present to answer questions about compounding and the laboratory. Vegan chef Lisa Kelly will offer tastings and Dr. Alex Bingham of Visions HealthCare will answer questions about functional medicine. Visitors can also enjoy chair massage and bone density testing. Vendors at the event include Urban Moonshine, Perceptiv, Innate, Ortho Molecular, Boiron, Kare n Herbs, Enzymedica and Emily’s skin soother.

“We’ll be running an awesome sale that day featuring the opportunity to buy one item and get the second one for 50 percent off,” says Johnson marketing director Katie McDonough. “There will be many great raffle prizes, samples from all the vendors and much more.”

McDonough also notes that Dr. Gary Kracoff, a practitioner of naturopathic medicine and pharmacist at Johnson Compounding and Wellness, is hosting a new TV show that focuses on natural ways to achieve optimum health and wellness. Staying Healthy Naturally airs on Waltham Cable Access on Tuesdays at 9 a.m. and Wednesdays at 12:30 p.m.

Location: 577 Main St., Waltham. For more information, call 781-893-3870 or visit NaturalCompounder.com.