BioX Lean Mass Gainer 3.5KG

BioX Lean Mass Gainer 3.5KG is a high-calorie mass gainer built for lifters who need extra calories on top of regular meals to support size and strength goals. This 3.5kg format from BioX gives hard gainers a larger supply for a full training block, available at fuelsupplements.com with fast Canada-wide shipping.

Key Benefits

• High-calorie formula designed to support mass and size goals
• Helps hard gainers add calories that are difficult to get from food alone
• Suited to high-volume training phases and bulking blocks
• Large 3.5kg format reduces how often you need to reorder
• Mixes into a shake for a simple way to add calories to your day

When to Use It

BioX Lean Mass Gainer fits best on training days when your regular meals aren't covering your calorie needs, or as a between-meal addition during a bulking or growth phase. It works well post-training alongside your regular recovery routine, or any time of day you need a quick calorie top-up. Hard gainers and athletes carrying a heavy training volume tend to get the most use out of it.

FAQ

What is BioX Lean Mass Gainer used for?

It's a mass gainer formulated to help increase daily calorie intake for lifters working on size, strength, or bulking goals.

Who should use this product?

It's aimed at hard gainers, athletes with high calorie needs, and lifters who find it difficult to eat enough through food alone.

Does Fuel Supplements ship this across Canada?

Yes, fuelsupplements.com ships the BioX Lean Mass Gainer 3.5KG across Canada.

Learn more: Best Mass Gainer Canada 2026: Complete Buying Guide