Basically, if the cost of shipping & handling is included in the retail sales price, itâs considered taxable. If itâs stated separately and shipped directly to the purchaser, then you may exclude it from sales tax.
In humans, Astaxanthin is used as an antioxidant supplement, and as such, is 10 times more potent than other carotenoids. It's also thought to be good for the cardiovascular and immune systems. Some research also suggests it can alleviate oxidative stress to the eyes and brain.
Improves vision â in fact, astaxanthinâs ability to cross cell barriers in eye tissue means it can offer protection from diseases like age-related macular degeneration. Relieves reflux symptoms in people with H. pylori; Decreases inflammation; Sources of Astaxanthin. Many of the foods highest in astaxanthin are acidifying, and they are: 1  Shellfish (shrimp, lobster, crayfish, etc.) 2  Krill. 3  Salmon.