Amazon affiliate links are typically nofollow. You should mark these links as nofollow to comply with search engine guidelines. A nofollow tag tells search engines not to pass link authority. Amazon recommends using nofollow for all affiliate links. You can add the nofollow attribute in your HTML code when placing links. You should focus on providing valuable content instead of worrying about link authority. Search engines do not penalize nofollow links in affiliate marketing. You should ensure all affiliate links follow this practice to avoid any issues. Using nofollow links helps maintain a good SEO strategy while promoting Amazon products.