A white plastic tub of CSFLUX Advanced 100% Whey Protein Isolate in Vanilla flavor, shown on a clean white background with a small pile of light tan powder in front of the container.

GSFlux Advanced 100% Whey Protein Isolate – Vanilla, 28.4 oz

$75.90

Micro-filtration technology for maximum purity
Complete amino acid profile for recovery
Zero proprietary blends - total transparency
Dissolves completely in 10 seconds flat
Gentle on digestion with zero fillers

Order within 00:00:00 for same-day shipping

Lab Tested Verified Batch Results

Fast Absorption Micro-Filtered Tech

Clean Formula No Artificial Sweeteners

Fast Shipping Free 48h Delivery

GSFlux Advanced 100% Whey Protein Isolate – Vanilla, 28.4 oz

$75.90

A container of GSFlux Advanced vanilla whey protein isolate displayed on a clean white surface with charcoal accents and gold

The Art of Performance

GSFlux Advanced 100% Whey Protein Isolate is engineered for the athlete who views nutrition as a high-stakes investment in their own results.

Rapid Bioavailability

Micro-filtered isolate hits your muscles when they need it most.

Unrivaled Purity

Zero soy lecithin and zero artificial sweeteners for a cleaner feel.

Digestive Ease

Pure isolate means minimal lactose and zero digestive bloating.

Batch Verified

Every single tub features results you can verify via QR code.

Experience the Difference

Athlete Questions

Transparency is our foundation. Everything you need to know about GSFlux.

How does this vanilla flavor differ from competitors?

Is GSFlux Whey Isolate tested for banned substances?

Can I use this for baking or smoothies?

Does it contain any soy or gluten?

How quickly will I receive my order?

Verified Athlete Reviews

Trusted by Thousands

Real results from the GSFlux community.

Finally a vanilla protein that doesn't taste like chemicals. It mixes perfectly in a shaker with just water. No clumps at all.

Sarah L.

As a competitive lifter, I need to know exactly what is in my tub. The batch testing transparency from GSFlux is the best in the industry.

David K.

The 48-hour shipping is real. I ordered on Monday and was hitting my post-workout shake on Wednesday. Incredible service.

Elena V.

Cleanest profile I've found. 22g of protein with zero bloat. This is now my go-to for my morning macros.

James R.

All Reviews

Q: How does this vanilla flavor differ from competitors?

We use real Vanilla Bean extract and Stevia instead of artificial chemicals, resulting in a light, natural taste that isn't cloying or overly sweet.

Q: Is GSFlux Whey Isolate tested for banned substances?

Yes. Every batch undergoes rigorous third-party testing for purity, potency, and the absence of banned substances to ensure athlete safety.

Q: Can I use this for baking or smoothies?

Absolutely. Because our vanilla isolate is micro-filtered, it maintains its structural integrity and mixes perfectly into oats, smoothies, or protein pancakes.

Q: Does it contain any soy or gluten?

GSFlux Advanced Isolate is 100% soy-free (we use sunflower lecithin) and gluten-free, making it ideal for sensitive athletes.

Q: How quickly will I receive my order?

Orders ship within 24 hours from our US warehouses. Most customers receive their Vanilla Isolate within 48 hours of purchase.