Will Losing 15 kg Cause Loose Skin?

Losing 15 kg can cause loose skin, but it's not guaranteed. Several factors influence whether or not excess skin develops after significant weight loss.

• Rate of weight loss: Rapid weight loss increases the likelihood of loose skin. Gradual weight loss allows the skin more time to adjust and retract. As one source notes, losing more than 2 pounds (0.91 kg) per week is generally discouraged, aiming for a slower, healthier pace. (wikiHow)

• Age and skin elasticity: Younger individuals generally have more elastic skin, making it more likely to retract after weight loss. Older skin, having lost some collagen and elastin, is less likely to regain its firmness. (Men's Health)

• Amount of weight loss: While sources vary, a general consensus suggests that greater weight loss increases the risk of loose skin. One source indicates that losing approximately 20 kg or more significantly increases this risk. (Amaris B) However, another source suggests that even with significant weight loss, loose skin might not be a problem, especially with concurrent strength training. (Quora)

• Genetics: Genetic predisposition plays a role in skin elasticity and the likelihood of developing loose skin after weight loss.

• Muscle mass: Building and maintaining muscle mass during weight loss helps to support the skin and reduce the appearance of loose skin. Losing weight solely through cardio can increase this risk. (Quora)

Minimizing Loose Skin

While some loose skin may be unavoidable, incorporating these strategies can help minimize its appearance:

• Gradual weight loss: Prioritize slow, steady weight loss.

• Strength training: Building muscle mass improves skin tone and reduces the risk of loose skin.

• Hydration: Adequate water intake keeps the skin hydrated and more elastic.

• Healthy diet: A balanced diet supports healthy skin.

One source mentions that fat gain, not fat loss, causes the skin to stretch initially. Therefore, the pre-existing expansion of the skin from being overweight contributes to the potential for excess skin post weight-loss. (Men's XP) Another source notes that 15kg weight loss may not necessarily lead to noticeable loose skin, especially at a younger age. (Reddit)