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Pre-Workout + Protein + Fat Burner

Lean Muscle Stack

Sale price$123.22 Regular price$144.97
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This stack includes 3 best-selling products: Vintage Blast™ the two-stage pre-workout, Vintage Brawn™ the muscle-building protein blend, and Vintage Burn™ the muscle-preserving fat burner. You’ll have more energy to work out harder, with quality protein to keep your muscles fed, all while burning fat, and only fat.

Protein Flavor: Rich Chocolate
Pre-Workout Flavor: Blueberry Lemonade
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Premium Ingredients
Certified GMP Quality
Manufactured in the USA

Stack Details

Vintage Blast™

Unlike other pre-workouts, the unique two-stage formula delivers steady energy and pumps. This means no crashing, no dependency, just amazing workouts and gains. More Details →

Directions: Mix 1 scoop with 14-16 oz of water, 15 to 30 minutes before your workout.

Vintage Blast™ directions
Vintage Brawn™

A blend of three protein sources: eggs, milk (casein + whey) and beef. It is far superior than any single-source protein like whey. More Details →

Directions: Add 1 scoop to 6-8 oz of cold water, milk, or your favorite beverage. Shake or blend for 20-30 seconds and enjoy.

Vintage Brawn™ directions
Vintage Burn™

A highly effective thermogenic fat burner that helps speed up the body’s metabolism and convert stored fat into energy without wasting muscle. More Details →

Directions: Take 2 capsules twice a day with a meal. Avoid taking before bedtime or on empty stomach.

Vintage Burn™ directions

Frequently Asked Questions

Absolutely. Taking it after workouts will help you preserve lean muscle and boost your metabolism. Using it as a meal replacement – especially to replace a higher-calorie meal – can help you lose fat faster. Vintage Brawn can also help you regulate your appetite: Protein tends to be satiating. Plus, the delicious taste of Vintage Brawn™ helps satisfy cravings for sweets.


Yes. There are all kinds of protein powder recipes online. Protein puddings, cupcakes, pancakes, and so forth. Vintage Brawn™ can be used in many different recipes besides shakes and smoothies.


Vintage Blast™ is specifically designed to deliver its ingredients over an extended period of time, rather than all at once, by harnessing the ingredients’ different digestive and assimilation properties.


Vintage Blast™ contains no carbs, no sugars, and no calories. The sweetening in Vintage Blast™ is provided by stevia leaf extract, a natural sweetener with zero calories and zero carbs.


Most people start to feel Vintage Burn™ working from day 1, the appetite suppression effects are felt around 3-4 days in, and around the 2 week mark is when you will start to see real differences in the mirror – where it counts!


It is scientifically proven that your body burns and adds fat everywhere in the body – including your belly. So, yes.


More Questions?

If you have any questions about this product please feel free to get in touch. At Old School Labs™, we pride ourselves in the quality of our products and our customer service.