The Human Effect Matrix looks at human studies (it excludes animal and in vitro studies) to tell you what effects astaxanthin has on your body, and how strong these effects are.
Mileage Tax Deduction: Writing Off Your Miles On Taxes. If you drive your car or other vehicle for business purposes, you can take a mileage deduction of 53.5 cents for every mile you drive for work in 2017 (54 cents per mile for 2016).
The IRS rate for driving a car for business use is 48.5 cents per mile. That's rather high. The IRS rate for driving a car for charity work is 14 cents per mile. That might be more reasonable for a friend. But keep in mind that the IRS reimbursing rates are just intended to cover your gas and regular scheduled maintenance.