Amazon現在頁面中商品有buy one get one 50% off的優惠, 加入購物車自動減價. 只要把任2件(或雙數件)加入購物車, 便宜的那件會自動變成半價. 若是頁面中有clip coupon或是可以用Subscribe & Save就可再減錢. 

可買不同的商品, 只要買雙數件, 每2件就有一件可半價. 為方便計算, 以同一商品為例. 

例如: Neutrogena礦物防曬乳SPF 50 2oz 原價12.15 特價 $10.89, 用subscribe 買2條, 最後是$10.89 + ($10.89 – 50%) -5%(Subscribe) = $15.24,  算起來一條 才$7.62. 免運費!!

由此購買

Neutrogena Wet Skin Kids Sunscreen Spray, Water-Resistant
$15.97$17.78
第2件半價
Cetaphil Face Moisturizer, Daily Oil-Free Hydrating Face
$11.23$14.99
第2件半價
Edge Shave Gel, Sensitive Skin, 7-Ounce Cans – Pack of 3
$8.91$10.99
第2件半價

Band Aid Brand First Aid Products Tru-Absorb Gauze Sponge
$5.97
第2件半價
ALWAYS Ultra Thin Size 1 Regular Pads With Wings Unscente
$6.64
第2件半價
Cetaphil Baby Wash & Shampoo with Organic Calendula, 7.8
$4.97$5.99
第2件半價

Neutrogena Beach Defense Water Resistant Sunscreen Body L
$8.97$10.99
第2件半價
Neutrogena Sheer Zinc Oxide Dry-Touch Mineral Face Sunscr
$10.89$12.15
第2件半價
Neutrogena Ultra Travel Size, 3 Fl Oz, Pack of 2, 6 Fl Oz
$13.97$14.99
第2件半價

Real Techniques Mini Miracle Complexion Sponge Makeup Ble
$6.29$7.99
第2件半價
Head and Shoulders Shampoo and Conditioner 2 in 1, Anti D
$19.98$21.99
第2件半價
Nature Made Maximum Strength Vitamin B12 5000 mcg Softgel
$16.39
第2件半價

Neutrogena Healthy Skin Anti-Aging Perfector Tinted Facia
$8.99$12.68
第2件半價
The Honest Company, Baby Wipes, Hypoallergenic Honest Wip
$17.99$18.99
第2件半價
Neutrogena Oil-Free Daily Long Lasting Facial Moisturizer
$9.97$10.59
第2件半價

Glade Candle Jar, Air Freshener, 2in1, Vanilla Passion Fr
$3.99
第2件半價
Neutrogena Sensitive Skin Mineral Sunscreen Lotion with B
$8.97$15.14
第2件半價

$10.89