Cheap Supplements on Sale

With orders of $25 or more, Amazon offers Prime members the Clif Builder's 20g Protein Bar 12-Pack in Chocolate Peanut Butter for $9.36 with free shipping. That's tied with our August mention and $6 under what you'd pay in-store locally. These bars feature non-GMO ingredients.

Note: This item is part of Amazon's "add-on" program and can only be purchased with an order of $25 or more.

Update: It's no longer exclusive to Prime members.

Exclusively for Prime members, Amazon continues to offer a Nutrition & Wellness Sample Box bundled with a $14.99 Amazon Credit for $14.99 with free shipping. (The credit must be used toward purchases of similar nutrition and wellness products.) Assuming you'll use the credit, that's tied with our mention from last week and makes the box essentially free. It includes 10 or more samples. It's limited to one box per customer.

Note: It is estimated to ship in 5 to 7 days.

For Prime members only, Amazon continues to offer a Mr. Olympia Sample Box bundled with a $9.99 Amazon Credit for $9.99 with free shipping. (The credit must be used towards select sports nutrition purchases.) That's tied with our May mention of a similar box, and assuming you'll use the credit, it's essentially like getting these items for free. Each box includes ten or more samples. A limit of one credit per account applies.

Note: It's expected to ship in one to two weeks.

NutraEdge via Amazon offers its NutraEdge Men's EdgeTest Testosterone Supplement 90-Caplet Bottle for $20.99. Coupon code "5EXVHMID" cuts it to $14.69. Plus, Prime members bag free shipping. (Non-members can check out via Subscribe & Save to receive free shipping.) That's $28 off list and the lowest price we could find, although we saw this for $4 less two weeks ago.

Note: When ordering via Subscribe & Save, be sure to cancel your subscription after your order arrives to avoid being billed for subsequent shipments.

Natrogix via Amazon offers the Natrogix Green Superfood Powder for $19.99. Coupon code "4J7RGRF9" cuts the price to $12.99. Plus, Prime members bag free shipping. That's $7 off and the lowest price we could find, although it was $2 less last month. It features features 32 organic real food ingredients, including spirulina, acai berry, and spinach.

NewRhythm USA via Amazon offers the NewRhythm Organic Turmeric Curcumin 1660mg 180-Veggie Capsule Bottle for $11.99 with free shipping, via the direction below. That's $8 off list and the lowest price we could find. It purports to relieve joint pain. Deal ends October 1. To get this deal:

1. View the NewRhythm Organic Turmeric Curcumin 1660mg 180-Veggie Capsule Bottle for $19.99
2. apply coupon code "OXBRLQ73"
3. check out via Subscribe & Save for a final price of $11.99

Supplement Hunt offers the Trusource Anytime Protein 1.5-lb. Tub 6-Pack in Vanilla or Chocolate for $23.99 plus $5.99 for shipping. That's the lowest price we could find by $47. Each tub contains 20 servings.

Amazon offers Prime members one of five supplements for free when you spend $25 or more and apply coupon code "PRIMEVITAMIN". Plus, all orders bag free shipping. That's tied with our mention from last week as a savings of up to $25. The offer only applies to products sold by Amazon or Amazon Digital Services. Some other exclusions may apply. The deals, with prices after the above coupon code:

• Amazon Elements Vitamin D2 2000 IU 65-Capsule Bottle for free ($10 off)
• Amazon Elements Magnesium Oxide 400mg 65-Capsule Bottle for free ($12 off)
• Amazon Elements Turmeric Root Extract 500mg 65-Capsule Bottle for free ($15 off)
• Amazon Elements Vitamin K2 100mcg 65-Capsule Bottle for free ($15 off)
• Amazon Elements Calcium Complex 195-Capsule Bottle for free (pictured, $25 off)

Natrogix via Amazon offers the Natrogix Probiotic 60-Count Supplement Tub for $16.99. Coupon code "6P8I6TKT" cuts the price to $8.49. With free shipping, that's tied with last week's mention, $27 off, and the best price we could find. These are intended to help your digestive system and boost your immune system.

Supplement Hunt offers four cases of Fit Joy Bars in several flavors for $33.96 plus $5.99 for shipping. That's the lowest price we could find by $30 for this quantity elsewhere. Each case includes 12 bars (48 total).

Natrogix via Amazon offers the Natrogix Blood Sugar Berberine 90-Capsule Supplement for $19.99. Coupon code "IUPOVVJZ" cuts the price to $12.99. With free shipping for Prime members, that's $7 off list and the lowest price we could find. These supplement capsules boost cardiovascular health and the immune system.

NatureMyst via Amazon offers Prime members 60 NatureMyst Professional Grade Krill Oil Softgels for $19.99. Coupon code "2HIPONLY" cuts it to $11.99. With free shipping, that's $20 under the lowest price we could find for this quantity of similar supplements elsewhere. Each serving contains 1250mg of professional grade krill oil. Deal ends December 31.

Vitamin Shoppe offers the Optimum Nutrition Gold Standard 100% Whey Protein Powder 8-lb. Bag in Double Rich Chocolate or Vanilla Ice Cream for $84.99. Coupon code "OPT8SEPT" cuts it to $64.99. With free shipping, that's $20 off list and tied with our mention from two weeks ago as the lowest price we could find. It contains 24 grams of protein per serving.

Costco offers its members the Culturelle Digestive Health Probiotic 80-Pack for $23.99 with free shipping. (Non-members pay an additional $1.50.) That's the lowest price we could find by $11. These 100% vegetarian capsules are dairy- and gluten-free. Deal ends September 24.