Check the listing for details. Native Remedies Focus Formula for Concentration & Mental Focus. Color: See Description, Condition: New, Made in US. Listed at 43.50 USD. Help promote focus, and temporarily improve concentration and clarity with Focus Formula. Our specially formulated herbal supplement is made up of some of the finest natural herbs and is hand selected by experts in natural medicine. Our premium, whole herb manufacturing techniques allow us to develop natural supplements which are gluten free, (free from added gluten) chemical free and use no artificial colors, flavors or preservatives. Containing a blend of herbs designed to help temporarily improve comprehension, memory, focus and clarity, including gotu kola, ginkgo biloba, skullcap, German chamomile, green oats, stinging nettle extract and rooibos, when incorporated into a healthy lifestyle, Focus Formula can support the health of an individual as a whole. Focus Formula was formulated b.