We've matched some of this Sunday's coupons with Walmart's already low prices! Here are the best deals with the highest percentage of savings happening this week at Walmart with the Sunday (5/6) coupon inserts.

This week look for a Smart Source (SS 5/6) insert and a Red Plum (RP 5/6) insert. Don’t forget that you can Ad Match some of the best advertised sales in your area at Walmart!

Exact pricing will vary from store to store. Use the following prices as a reference point and expect to see some variation at your local store.

Alka Seltzer Plus Allergy Fast Relief Formula 24  $3.47
Use $2.00/1 Alka-Seltzer Plus Allergy Relief Product from RP 5/6
Or $1.00/1 Alka Seltzer Plus Allergy Fast Relief Formula from RP 3/18 (exp 6/30)

Final Price: $1.47

Aquafresh Extreme Clean Toothpaste, 5.8 oz  $2.94
Use $1.00/1 Aquafresh Extreme clean Toothpaste or Iso-active Foaming Gel, 4.3 oz or larger from RP 5/6 (exp 7/29)
Final Price: $1.94

Emerald Breakfast on the Go, 5 ct  $2.68
Use $1.00/1 Emerald Breakfast On The Go! Product from RP 5/6
Final Price: $1.68

Glory Food Vegetables, 14.5 oz Collard Greens  $0.98
Use $0.35/1 Glory Foods product from SS 5/6 (exp 5/6/13)
Final Price: $0.63

LA Looks Gel, 20 oz  $1.94
Use $1.00/1 L.A. Looks product, 16.75 oz, 20 oz or 26 oz, limit of 4 like coupons in same shopping trip from RP 5/6 (exp 8/6)

Final Price: $0.94

Meaty Bone Dog Snack, 18 oz  $2.22
Use $1.00/1 Meaty Bone Dog Snack from RP 5/6 (exp 7/5)
Final Price: $1.22

Phazyme Gas Relief, 12 ct  $2.94
Use $1.00/1 Advantage products, Tagamet (30 ct only), Phazyme, Sominex, Nytol, Gly-Oxide and Massengill (4-pack only) from RP 5/6 (exp 7/30)
Final Price: $1.94

Pure Protein Bar  $1.46
Use $1.00/2 Pure Protein Bars from RP 5/6
Final Price: $0.96 each when you buy 2

Snausages Dog Snacks, 12 oz  $2.82
Use $1.00/1 Snausages or Snaw Somes! Dog snacks from RP 5/6 (exp 7/31)
Final Price: $1.82

Snaw Somes Dog Snacks, 9.75 oz  $2.98
Use $1.00/1 Snausages or Snaw Somes! Dog snacks from RP 5/6 (exp 7/31)
Final Price: $1.98

Sun Drop Soda, 2L $1.00
Use $1.00/1 Sun Drop 2-Liter Bottle, reg. or diet from SS 5/6 (exp 6/3)

Final Price: Free

Texas Pete Hot Sauces, 6 oz  $0.82
Use $0.40/1 Texas Pete Hot Sauces, 6 oz or larger from SS 5/6 (exp 9/30)
Final Price: $0.42