Hair vs. Heat: How to Win in July

Sweat, sun, and stress. Let’s turn them into shine and strength.

July brings long days, endless sun, and plenty of time outdoors. But for your hair, the combination of UV rays, heat, sweat, and styling stress can feel like a battle. Dermatologists warn that UV exposure weakens keratin proteins, sweat disrupts scalp balance, and heat styling accelerates dryness and breakage.

The good news? With the right summer routine, you can win the fight against heat and transform potential damage into lasting shine and strength.

How Heat Damages Hair

UV Rays

• Break down keratin, the protein that gives hair structure

• Fade hair color, natural or treated

• Roughen the cuticle, leading to tangling and dullness

Sweat and Oil Imbalance

• Sweat mixes with sebum, clogging follicles

• Creates irritation and itchiness on the scalp

• Leaves hair limp and greasy

Styling Stress

• Blow dryers and flat irons add artificial heat to already stressed strands

• Weakens the cuticle, leading to split ends and breakage

Expert POV: “Hair under heat stress doesn’t just lose shine. It loses strength. Protecting both scalp and strands is the key to long-term resilience.”

The Phyto Routine to Beat the Heat

Step 1: Shield with Phytoplage Protective Sun Oil

Your SPF for hair. This lightweight oil provides UV protection while nourishing with botanical oils. Perfect for poolside, beach days, or long walks in the July sun.

• Protects against UV, salt, and chlorine

• Leaves hair glossy, never greasy

• Essential for color-treated or highlighted hair

Step 2: Cleanse with Phytoplage After-Sun Shampoo

After a day outdoors, sweat, oil, and saltwater build up on the scalp and strands. This gentle shampoo removes impurities while restoring softness.

• Cleanses without stripping

• Repairs UV and salt damage

• Prepares hair for deeper treatments

Step 3: Detox and Balance with Polliéne Pre-Shampoo Concentrate

Sweat and oil imbalance don’t just affect your scalp in summer. They compromise your hair’s foundation. Polliéne, enriched with essential oils, resets the scalp environment.

• Detoxifies and stimulates circulation

• Reduces buildup from sweat and styling

• Restores scalp balance for stronger roots

FAQ: Summer Hair Questions

Q: Does hot weather make hair frizzy?
Yes. Humidity causes the hair cuticle to swell and that swelling becomes frizz. A lightweight smoothing product helps restore calm and shine.

Q: How often should I wash my hair in summer?
Washing 2–3 times per week helps avoid stripping natural oils while countering sweat and environmental buildup.

Q: Should I use a protective mask before swimming?
Yes. Just like sunscreen for skin, a conditioning mask protects hair from sun, salt, and chlorine, especially on ends prone to damage.

Q: How bad is styling with heat in summer?
Very. Heat styling amplifies environmental damage. Use scalp-protective, nourishing, and UV-shielding products, and limit tool use.

Q: Can scalp sweat damage hair?
Yes. Sweat alters scalp pH and, if not cleaned well, can clog follicles and weaken hair growth. A weekly detox is recommended.

The Confidence of Heat-Protected Hair

Summer doesn’t have to be a fight. With the protect, cleanse, detox routine, you can:

• Prevent UV and heat damage

• Keep the scalp fresh and balanced

• Maintain radiant shine and resilient strength

The result? Healthy, beautiful hair that thrives all July long.

Shop the Summer Heat Defense Routine → Here