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What Are Good Genetics in Natural Bodybuilding?

What does “good genetics” actually mean in natural bodybuilding?

One useful way to think about it is through lean mass potential specifically, how much lean body mass someone can naturally maintain at a given body fat percentage.

For example, consider a male who is:

This is roughly the upper range that a male with average genetics may be able to achieve naturally after several years of consistent training, proper nutrition, and recovery.

Now compare that to someone with exceptional genetics.

A small percentage of males may be able to naturally reach a raw FFMI of 25, which at the same height would mean:

Holding that much lean mass while staying at 10% body fat is extremely rare and usually reflects elite natural bodybuilding genetics. Most natural lifters will never reach this level, even with years of optimal training and diet.

It is important to evaluate peak lean mass at a specific body fat percentage because people can generally hold more total lean mass at higher body fat levels. For example, sumo wrestlers often carry very high amounts of lean mass, but also maintain significantly higher body fat levels.

Performance-enhancing drugs (PEDs) further change this equation by allowing individuals to build and maintain more lean mass at lower body fat percentages, while also accelerating the rate of progress.

So when discussing genetic potential in natural bodybuilding, the focus is mainly on how high your ceiling is for naturally holding lean mass, often estimated using FFMI at a given body fat percentage.

That said, lean mass potential is only one aspect of genetics.

A person may have the ability to carry exceptional amounts of muscle but still lack aesthetic muscle insertions, favorable muscle bellies, or ideal proportions.

On the other hand, some natural bodybuilders may never achieve an extremely high lean mass ceiling, yet still build highly aesthetic physiques due to superior insertions, symmetry, structure, and proportions.

Now, theoretically, there are rare individuals who combine exceptional lean mass potential with highly favorable aesthetic genetics. This includes muscle insertions, muscle bellies, overall proportions, fat distribution, and how well they respond to conditioning.

Someone with both traits would have extraordinary bodybuilding genetics.

That person might be you.

The reality is, you will never know where your genetic ceiling lies unless you train seriously and find out.

In enhanced bodybuilding, genetics are not only about muscle-building potential.

They also include your ability to tolerate high PED dosages, respond well to them, minimize side effects, and extract maximum results from their use.

In other words, good genetics in enhanced bodybuilding often means having both strong natural muscle-building potential and an exceptional response to PEDs.