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.
For humans, astaxanthin is a powerful antioxidant with broad health implications and unlike other antioxidants, such as beta carotene, zeaxanthin, vitamin E, C, D and selenium, astaxanthin never becomes pro-oxidant in the body. [23, 24, 25, 26].staxanthin, dubbed the king of the carotenoids is red, and is responsible for turning salmon, crab, lobster and shrimp flesh pink. In the animal kingdom, astaxanthin is found in the highest concentration in the muscles of salmon.