Many people notice their hair thinning during or after a weight loss journey, which can be alarming.
Understanding why this happens and how to protect your hair can help you reach your goals without compromising your confidence.
What Causes Hair Loss After Losing Weight?
Hair loss during weight loss is usually a result of physical stress or nutritional deficiencies.
Common causes include:
- Nutrient deficiencies
- Extreme calorie restriction
- Hormonal imbalances
- Rapid weight loss
Understanding Telogen Effluvium
Most hair loss related to weight loss is called telogen effluvium.
Key facts:
- Usually occurs 2–3 months after weight loss begins
- Hair falls out evenly across the scalp
- Hair usually grows back with time
Eat for Hair, Not Just Fat Loss
If you're trying to lose weight, be sure not to miss these nutrients:
- Essential for hair structure and growth
- Iron
- Biotin and other B vitamins
- Supports hair tissue repair and growth
- Linked to healthy follicles and hormonal balance
Skipping meals or using crash diets can easily lead to deficiencies that trigger hair loss.
Can You Prevent Hair Loss While Losing Weight?
It’s possible to do both by following a balanced and mindful approach.
Tips include:
- Aim for 1–2 pounds per week
- Focus on whole, balanced meals
- Especially during calorie restriction
- Both affect hormones and hair health
- Stay hydrated
Next Steps After Hair Thinning Starts
If you notice excessive shedding:
- Don’t panic
- Get bloodwork done
- Focus on protein and iron intake
- Try gentle hair care
- Hair regrowth takes a few months
Should You Talk to a Doctor?
A doctor or dermatologist can help identify underlying issues like:
- Thyroid dysfunction
- Can trigger more permanent forms of hair loss
- Severe nutritional deficiencies
Final Thoughts
Weight loss and hair loss can be connected, but they don’t have to be permanent partners.
Prioritize nourishment, patience, and consistency, and your body vitamins to prevent hair loss during weight loss will thank you — from head to toe.