Thumb Score: +18

Amazon [amazon.com] has 100-Ct 50mg Nature’s Bounty Zinc Caplets for $3.16 – 35% when you ‘clip’ the coupon on product page – 5% when you check out via Subscribe & Save = $1.89.
Shipping is free with Prime or on $35+ orders.

Savings
Save an extra 35% on your first Subscribe and Save order. (check and activate [amazon.com])