The Health Market, a health food and supplement store, will celebrate its 20th year of business in The Woodlands on July 19. Throughout the month of July, the shop will hold in-store demonstrations, weekly prize drawings and in-store giveaways to mark the anniversary. Located at 427 Sawdust Road, The Woodlands, The Health Market sells products such as vitamins, herbs, essential oils and gourmet health foods, including both wheat- and gluten-free offerings. The market also offers nutritional consulting, iridology, reflexology and hair analysis services. 281-367-0002. www.woodlandshealthmarket.com