Best Old School Labs Fat Burner Supplements in 2026

Time-Honored Liver Supplement: Grounded in traditional wisdom of ancient practices, our grass fed beef liver supplement is rich in nutrients specific to the liver and promotes liver health, energy production, metabolic health, and full-body wellness

100% Freeze-Dried Beef Organs: Freeze-dried to preserve heat-sensitive nutrients, this desiccated liver supplement offers highly bio-available Vitamin A, B12, CoQ10, Choline, Folate, Hyaluronic Acid, Heme Iron, Copper, Zinc and Chromium

Whole Food Nutrition Source: Our grass-fed supplement offers nourishment that only whole foods (and whole food supplements) can provide to support the high energy demands of an active lifestyle, plus immune, mood, joint, and connective tissue support

Fat Burner Drink: Vintage Burn Powder is our best-selling fat burner supplement in a delicious powder drink form. This metabolism booster and belly fat burner helps burn fat & preserve muscle.

Cuts Cravings: Vintage Burn Powder helps with hunger & cravings control; which helps keep your calorie intake in check & is key to dieting successfully & until you’ve reached your desired results.

Fully Guaranteed: At Old School Labs, we firmly stand by what we offer our customers. If you are not 100% satisfied with any Old School Labs product, we will provide you a full reimbursement.

Fat Burner Drink: Vintage Burn Powder is our best-selling fat burner supplement in a delicious powder drink form. This metabolism booster and belly fat burner helps burn fat & preserve muscle.

Cuts Cravings: Vintage Burn Powder helps with hunger & cravings control; which helps keep your calorie intake in check & is key to dieting successfully & until you’ve reached your desired results.

Fully Guaranteed: At Old School Labs, we firmly stand by what we offer our customers. If you are not 100% satisfied with any Old School Labs product, we will provide you a full reimbursement.

A Different Fat Burner: The problem with other fat burners is that they also make you lose muscle, which decreases your base metabolic rate (BMR) and stops your progress. Vintage Burn is different. It focuses on preserving your hard-earned muscle while speeding up the body’s metabolism to burn fat and only fat.

Cuts Cravings: Vintage Burn helps with hunger and cravings control; which helps keep your calorie intake in check and is key to dieting successfully and until you’ve reached your desired results.

All-Day Energy: Power through your day with no energy crash. Vintage Burn delivers consistent energy from natural sources so you can experience increased focus with no jitters & no crash.

Time-Honored Immune Boost: Grounded in ancient wisdom, our colostrum capsules are made from bioactive-rich first milk of new mother cows, full of essential vitamins, minerals, enzymes and amino acids that support immunity and overall well being

Powerful Digestion Supplement: Take 3 to 6 of our bovine colostrum capsules on an empty stomach to support optimal gut function and digestive health

Whole Food Nutrition Source: In addition to acting as a potential immunity booster, our colostrum supplements provide bioactive nutrients that may support athletic performance, cellular, tissue, and organ growth and repair, and overall daily thriving

Scientifically Proven: Our Classic Creatine Monohydrate Powder contains the most scientifically proven form of creatine monohydrate. It’s for all fitness levels and helps whether you’re struggling building muscle or need to break through a training plateau.

Maximum Absorption: Classic Creatine is the only creatine powder that contains BioFit – a probiotic that helps increase gut flora and supports quicker and fuller ingredient absorption.

Gentle On Digestion: Classic Creatine leverages BioFit probiotic to minimize bloating and discomfort commonly associated with other creatine products.

Collagen Supplements for Aging Support: Collagen is one of the key building blocks for youthful looking skin, hair, and nails; Unfortunately, this protein breaks down with age and must be replenished to restore youthful looking skin, hair and nails

Consider the Source: Not all collagen supplements for women and men are the same; Many popular brands use lower quality collagen from cow hides and hooves that’s then heat treated, reducing potency and bioavailability

Living Collagen: Ancestral Supplements’ collagen is derived exclusively from grass fed beef cartilage; And it’s never heat treated, leaving it remarkably vibrant and packed with the nutrition nature intended - that’s why we call it Living Collagen

Gh Boost: The amino acids in Replica GH help the body with the natural release of growth hormone. As a result, this formula for men helps with physique transformations – allowing you protect muscles while losing fat.

Muscle Gainer: With age, growth hormone decreases. The problem is growth hormone is a critical muscle builder. Replica GH optimizes growth hormone production for muscle growth.

Results In 72 Hours: Replica GH is fast-acting. Whether your goal is improving vascularity or enhancing muscle definition we guarantee you’ll see results as early as the first 72 hours.

🔥 Burn Body Fat: Lava 196 is a three-stage fat burner that works immediately to activate thermogenesis so you can shed unwanted body fat & preserve lean muscle mass. Expertly formulated by the legendary Samir Bannout exclusively for OSL.

💪 Build Muscle: Lava 196 helps you build a defined physique by pushing carbohydrates into your muscles. This prevents carbs from turning into fat & results in a full, lean, & harder look – even when in a caloric deficit.

🍔 Control Cravings: Lava 196 contains proven ingredients to help control cravings, as well as improve weight loss, ignite thermogenesis & support carbohydrate partitioning - such as chromium, hoodia gordonii stem powder, green tea, & L-theanine.

VINTAGE BURN - Burn Fat & Preserve Muscle: Stay in shape in and outside of the gym with the best fat burner weight loss supplement on the market. Vintage Burn’s appetite suppressing and muscle-preserving features will help keep you in shape, even during a period of limited exercise. Its unique keto friendly, thermogenic weight loss formula puts it above other fat burners by helping men and women burn fat for energy while preserving muscle, raise mental focus, mood, and curb appetite.

VINTAGE BRAWN - THE REAL PROTEIN: Sourced exclusively from REAL protein food sources. Brawn is made of the "Big 3" protein isolates: egg protein, milk protein - a mix of casein and whey, & beef protein. Third-party tested with zero concentrates, zero artificial substances, zero synthetic additives, zero preservatives, & no added aminos (used to cheaply and artificially "spike" the total protein-per-serving figure). We stand by Vintage Brawn as the best muscle-building protein powder supplement o

GUARANTEED RESULTS OR YOUR MONEY BACK: Old School Labs supplements never compromise on quality and always include clear and complete supplement facts without any "proprietary blends." We stand by our products 100%. If you are not completely satisfied with any OSL product, we will help you resolve your concern or provide a full refund.

VINTAGE BLAST has a unique two-stage formula that helps fight dependency and delivers steady energy during your entire workout. It also also delivers nine key electrolytes and micronutrients that help with hydration and decreasing oxidation.

VINTAGE BURN is a highly effective thermogenic fat burner that speeds up the body’s metabolism. It also converts stored fat into energy without wasting muscle.

VINTAGE BUILD is a muscle-builder formulated to add muscle, not bulk. Its ingredients are delivered in a great-tasting flavored powder that easily mixes with water or your protein shake.

VINTAGE BLAST has a unique two-stage formula that helps fight dependency and delivers steady energy during your entire workout. It also also delivers nine key electrolytes and micronutrients that help with hydration and decreasing oxidation.

VINTAGE BURN is a highly effective thermogenic fat burner that speeds up the body’s metabolism. It also converts stored fat into energy without wasting muscle.

GUARANTEED RESULTS OR YOUR MONEY BACK: Old School Labs supplements never compromise on quality and always include clear and complete supplement facts without any "proprietary blends." We stand by our products 100%. If you are not completely satisfied with any OSL product, we will help you resolve your concern or provide a full refund.

POWER SCULPT STACK - You literally can’t lose with this stack. Using 3 of our most ground-breaking products – our muscle-preserving fat burner, our Golden Era protein powder, and our our Nitric Oxide Pump – you’ll be tossing weights like they’re toys, building Muscle Beach worthy biceps, and shedding body fat like it’s summer-time all year long.

BURN FAT & PRESERVE MUSCLE: As featured in Los Angeles Confidential Magazine. If you're looking for the best weight loss supplement, you've found it! Vintage Burn is the world's first muscle-preserving fat burner for men and women. Its unique thermogenic weight loss formula helps burn fat for energy while preserving muscle, and improves mental focus, mood, and pre workout energy.

WAY BETTER THAN WHEY: If you’re looking for a protein powder that’s more effective at building muscle and tastier than whey protein, you’ve found it! Vintage Brawn is the first to combine the isolate forms of the three most-prized protein sources Golden Era athletes relied on to build their lean muscle mass and speed recovery – a protein drink that’s richer and tastier than any naturally flavored whey protein. Made from US farm-raised eggs, New Zealand hormone-free milk, and USDA beef.

VINTAGE BRAWN is a blend of the three quintessential protein sources from the Golden Era of bodybuilding – eggs, milk, and beef. They are expertly sourced and blended to provide muscle-building results that exceed any single-source regular protein powder on the market today, including whey!

VINTAGE BURN is a highly effective thermogenic fat burner that speeds up the body’s metabolism. It also converts stored fat into energy without wasting muscle.

VINTAGE BLAST has a unique two-stage formula that helps fight dependency and delivers steady energy during your entire workout. It also also delivers nine key electrolytes and micronutrients that help with hydration and decreasing oxidation.

VINTAGE BURN is a highly effective thermogenic fat burner that speeds up the body’s metabolism. It also converts stored fat into energy without wasting muscle.

VINTAGE BURST is an all-natural l-Arginine based nitric oxide booster supplement that is specially formulated to keep nitric oxide levels elevated for hours, enabling bigger and better muscle pumps and higher-intensity workouts.

VINTAGE BLAST has a unique two-stage formula that helps fight dependency and delivers steady energy during your entire workout. It also also delivers nine key electrolytes and micronutrients that help with hydration and decreasing oxidation.