Now in bulk size! Servings (4mL) = 250 SRP per 4ml = $2.00 These 1L sizes are for co-branded use in cafe menus. Include Rainbo mushrooms as add-on mushroom shots to your warm or cold beverage menu or incorporate them directly into your recipes! We suggest transferring the tincture from the 1L bags to the reusable 100ml tincture retail bottles for use in service. Turkey Tail is a glycerin-based, alcohol-free extract. Turkey Tail is the most widely researched functional mushroom, it is gut friendly and most renowned for its deep immunity support. Prebiotics are compounds in food and supplements that induce the growth or activity of beneficial microorganisms such as bacteria and fungi in the GI tract - your microbiome and mycobiome! Rainbo mushrooms are sustainably cultivated in Canada. Made with love. Consume with reverence.