If you've followed me for any length of time, you probably know that I'm a big fan (and longtime user) of drinkag1. Not too long ago, they upgraded the formula to AG1 Next Gen, which comes in a slightly larger size with bolstered vitamins and minerals and upgraded probiotics. They also completed four clinical trials on the formulation, and these studies have demonstrated that AG1 improves gut health and addresses common nutrient gaps, even among healthy eaters. Now, they're taking it to another level with the introduction of three new flavors: tropical, citrus, and berry. I've sampled all of them and they're awesome. Most importantly, just like the original flavor, they're all NSF-certified for sport, indicating they've met rigorous standards of purity. Check out the upgraded formula and new flavors for yourself by heading to DrinkAG1.com/cressey and claim my special offer today – 10 FREE travel packs and a bottle of Vitamin D3 – with your first purchase. I use AG1 daily mysel...