Best protein powder deals ahead of Amazon Prime Day

woman making protein shake — Getty Images

Protein powders are a popular option for fitness-minded folks looking for a pre- or post-workout boost, or for anyone simply wanting to add more protein to their diet. While protein powders often go on sale during Amazon Prime Day, there are already plenty of popular, well-reviewed options on sale now.

Top products in this article

No. 1 bestseller: ON Gold Standard whey protein powder, chocolate (10 lb.), $128 (reduced from $158)

$128 at Amazon

Top plant-based option: Orgain organic unflavored vegan protein powder, $28 (reduced from $32)

$28 at Amazon

Our team has been tracking the price changes and found the best protein powder deals on Amazon ahead of Prime Day 2023. These include formulas based on whey proteins, plus some plant-based options, from Orgain, Optimum Nutrition and other popular brands. All of our sale-priced picks are rated 4.2 stars or higher.

Related: How we select our products

Optimum Nutrition Gold Standard whey protein powder: $140

Optimum Nutrition Gold Standard 100% Whey Protein Powder — Amazon

This chocolate whey protein powder is a No. 1 bestseller on Amazon. It offers 24 grams of protein and 5.5 grams of naturally occurring branched-chain amino acids (BCAAs) per serving. Find it in other flavors too. Rated 4.7 stars.

Looking to save even more? You can get an additional 25% discount on protein when you sign up for Amazon's Subscribe and Save program.

Optimum Nutrition double-rich chocolate Gold Standard whey protein powder (10 lb.), $128 (reduced from $158)

$128 at Amazon

Orgain organic unflavored vegan protein powder: $28

The plant-based protein in this unflavored powder comes from peas, brown rice, chia seeds and more. The powder also includes organic dietary fiber. It's gluten and soy free, with no added sugar. It offers 21 grams of protein per serving. Rated 4.4 stars.

Orgain organic unflavored vegan protein powder (1.59 lb.), $28 (reduced from $32)

$28 at Amazon

Orgain peanut butter organic vegan protein powder: $27

Orgain Organic Vegan Protein Powder, Peanut Butter — Amazon

This protein offers all the same benefits as the one above, but has a peanut butter flavor. Though it has naturally occurring sugar, no sugar is added. It offers a bit more prebiotics and fiber than the Orgain powder above thanks to the added peanuts. Rated 4.7 stars.

You can save 20% when you sign up for Subscribe and Save.

Orgain peanut butter organic vegan protein powder (2.03 lb.), $27 (reduced from $31)

$27 at Amazon

Dymatize vanilla ISO100 hydrolyzed whey protein powder: $27

Dymatize ISO100 Hydrolyzed Protein Powder — Amazon

This whey protein isolate powder has a vanilla flavor. It offers 25 grams of protein per serving. It's gluten-free and has less than 1 gram of sugar per serving. Find it in other flavors too. Rated 4.5 stars.

Dymatize vanilla ISO100 hydrolyzed whey protein powder (1.34 lb.), $27 (reduced from $35)

$27 at Amazon

Pure Protein chocolate whey protein powder: $11

This gluten-free whey protein powder has a chocolate flavor. It offers 25 grams of protein per serving and has 2 grams of sugar. Find it in vanilla as well. Rated 4.4 stars.

"The flavor is mild with no lingering aftertaste," an Amazon reviewer says. "I find it easy to digest and not overpowering when added into my favorite beverage or food."

Pure Protein chocolate whey protein powder (1 lb.), $17

$11 at Amazon

Now Sports Nutrition unflavored whey protein powder: $21

NOW Sports Nutrition Whey Protein Concentrate — Amazon

This unflavored whey powder with BCAAs offers 24 grams of protein per serving. Find it in two sizes. Rated 4.2 stars.

"Mixed just with water, it has a flavor reminiscent of milk but without the inherent sweetness of milk," an Amazon reviewer says.

Now Sports Nutrition unflavored whey protein powder (1.5 lb.), $21 (reduced from $33)

$21 at Amazon

Isopure unflavored whey protein: $27

This unflavored, gluten-free whey protein also includes vitamins C and E and zinc. It offers 25 grams of protein per serving and has no sugar. Find it in two sizes. Rated 4.4 stars.

"If you are picky with flavors and artificial sweeteners, this is for you," an Amazon reviewer says.

Isopure unflavored whey protein (1 lb.), $27 (reduced from $34)

$27 at Amazon

Truvani vanilla organic pea protein powder: $36

Truvani Organic Vegan Protein Powder — Amazon

This vanilla-flavored pea protein powder, a No. 1 Amazon bestseller in the pea protein category, is sweetened with monk fruit. It has 20 grams of protein per serving and also comes in a bunch of other flavors. Rated 4.4 stars.

Truvani vanilla organic pea protein powder (1.3 lb.), $50 (reduced from $60)

$50 at Amazon

The best early Amazon Prime Day 2023 deals to shop now

Amazon Prime Day is an annual two-day sales event that will run July 11-12, 2023. The e-commerce giant puts tons of top-selling products on sale exclusively for Amazon Prime subscribers. Prime Day is an excellent opportunity for shoppers to score brand-name tech (including cell phones, laptops and computers, tablets and TVs) , kitchen appliances, home goods, furniture, clothing, tools, toys, beauty products, and more at Black Friday-like prices.

Other retailers will be running competing Amazon Prime Day sales. Walmart, for example, has announced it will be holding its Walmart Plus Week sale that starts on July 10.

There's no need to wait until then to score great deals, though. Check out these early Amazon Prime Day deals on top brands for you and your family.

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Carolin Lehmann

Carolin Lehmann is an expert in health, fitness, furniture, apparel, gift guides and books for CBS Essentials. She's always testing new products to recommend. Some of her current favorites include Stanley cups and Alo Yoga workout sets.