optimumnutrition

BSN Syntha-6 Whey Protein Powder, Cold Stone Creamery- Birthday Cake Remix Flavor, Micellar Casein, Milk Protein Isolate Powder, 25 Servings

BSN Syntha-6 Whey Protein Powder, Cold Stone Creamery- Birthday Cake Remix - Main image
$12.60 $41.99 In stock

Category: POWDERS

BSN Syntha-6 Whey Protein Powder, Cold Stone Creamery- Birthday Cake Remix Flavor, Micellar Casein, Milk Protein Isolate Powder, 25 Servings - POWDERS - Sold by optimumnutrition. Free US shipping, 30-day return policy. Quality products you can trust.

Customer Reviews (4.7 / 5 · 40 reviews)

Julian G. ★★★★★

I mix this with almond milk before bed, and the micellar casein keeps me full until morning without that heavy feeling some powders leave behind. The texture blends smoothly with no chalky residue, and the flavor is spot-on.

Sofia P. ★★★★★

The taste really nails that birthday cake flavor—I was skeptical but it’s sweet without being artificial. Mixed with water it still blends smooth, no clumps. Definitely my new favorite post-workout shake.

Riley K. ★★★★★

I mixed this with almond milk instead of water and it still tasted like a real slice of cake, not artificial. The 25 servings have lasted me a few weeks already.

Penelope ★★★★★

The birthday cake flavor is spot on — it actually tastes like a slice of cake batter, not a chalky imitation. Mixed with cold water, it dissolves smoothly without clumps. Definitely a treat after workouts.

James ★★★★★

The birthday cake flavor is spot-on—it actually tastes like the ice cream, not fake or chalky. Mixes easily in a shaker with no clumps, and the 25 servings have lasted me a good while. Keeps me full for hours after my workout.

Mia ★★★★★

The texture is thick and creamy, almost like a milkshake, and the birthday cake remix flavor actually has bits of frosting mixed in. I've been blending it with almond milk for breakfast, and it keeps me full until lunch without any chalky aftertaste. Definitely worth the splurge for a treat that doesn't feel like a protein shake.

Olivia P. ★★★★★

Mixed it with milk instead of water and it turned into a thick, creamy shake that actually tastes like frosting—not artificial. The micellar casein gives it a smooth texture that doesn't clump up like some other powders I've tried. Already ordered a second tub.

Christopher O. ★★★★★

First bite reminded me of actual birthday cake batter, not artificial. The powder blends super smooth in a shaker with no clumps.

Sebastian ★★★★★

I’ve been mixing this with unsweetened almond milk for breakfast, and it actually tastes like frosting without being overly sweet. The texture is super creamy, even when I just use a shaker bottle instead of a blender.

Eva G. ★★★★★

Mixes super smoothly with just a shaker bottle — no clumps at all. The 25 servings last me a good few weeks, and it keeps me full for hours after a workout.