THORNE Whey Protein Isolate, Vanilla, 14 Packets with 21 g Protein

THORNE Whey Protein Isolate is a vanilla protein supplement designed to support muscle maintenance and repair, with 21 g of protein and all 9 essential amino acids per serving.

• 21 g protein and all 9 essential amino acids per serving — adds bioavailable protein to support macro goals.
• 14 packets — provides a pre-portioned format for incorporating the protein into your routine.
• 100 calories, 3 g sugar and 0.5 g fat per serving — gives you the listed nutrition facts for planning your intake.
• Natural enzymes from pineapple and papaya — included to aid digestion.
• NSF Certified for Sport — tested for label-claim compliance and the absence of nearly 300 substances banned by many major athletic organizations.

When you want to add protein around training or as part of your everyday nutrition, this vanilla whey protein isolate offers a defined amount of protein alongside a balanced amino acid profile. Its formulation is intended to support healthy muscle mass and muscle repair after injury or training, while the packet format makes it easy to portion as part of your routine.

How is THORNE Whey Protein Isolate designed to support muscles?

THORNE Whey Protein Isolate provides bioavailable protein and all 9 essential amino acids, nutrients that support the body’s muscle needs. The formula is intended to help maintain healthy muscle mass and support muscle repair after injury or training. Its amino acid profile makes it an option for people looking to add protein while working toward their macro goals.

• Balanced amino acid profile.
• Designed for muscle support after training or injury.

What are the nutrition and formula details?

Each serving has 100 calories, 3 g of sugar and 0.5 g of fat. The vanilla formula is gluten-free and soy-free, with flavors and sweeteners derived from natural sources. Natural enzymes derived from pineapple and papaya are included to aid digestion.

• Vanilla flavor.
• Gluten-free and soy-free formula.

What does NSF Certified for Sport mean for this protein?

THORNE Whey Protein Isolate is tested for compliance with label claims and for the absence of nearly 300 substances banned by many major athletic organizations. This certification is relevant to athletes who want a sports supplement that undergoes those checks. Thorne is trusted by more than 100 professional sports teams and was the #1 most recommended clinical brand by consumers and health-care practitioners in a 2026 independent survey of US supplement consumers and health-care practitioners.

• NSF Certified for Sport.
• Brand recommendation ranking based on a 2026 independent US survey.

How many packets are included?

The package contains 14 packets of THORNE Whey Protein Isolate. The packet count gives you a set quantity to plan around, while the nutrition information is provided per serving.

• 14 packets in the product.

THORNE Whey Protein Isolate is suited to people seeking a vanilla whey protein option for supporting muscle maintenance and repair, including around training, with clearly stated protein and nutrition details. Its 14-packet format and NSF Certified for Sport testing make it a defined choice for adding protein to a nutrition routine.

Ingredients

One Packet (27.9 g) Contains: Whey Protein Isolate 25 g, Proprietary Blend 30 mg. Other Ingredients: Vanilla Flavor, Evaporated Cane Juice Sugar, Carboxymethylcellulose Gum, Xanthan Gum, Rebaudioside A (from stevia). Contains ingredient derived from milk (whey protein isolate).