The sun is shining... and your hair is paying the price?
Summer is settling in, the holidays are coming, and your hair routine is about to switch to "survival" mode. Between UV rays that dry out the fiber, pool chlorine that attacks it and sea salt that dehydrates it, your hair goes through a real marathon.
The usual reflex? Piling on masks and oils. It's an excellent idea, but it's not enough.
The real revolution for showing off a dream mane under the sun.
Foods rich in omega-3 to nourish the hair fibre
In summer, dry hair becomes a daily challenge. Repeated exposure to sun, sea salt, chlorine and intense heat gradually weakens the hair fibre, which becomes porous, rough and hard to manage. To keep your hair naturally shiny, strong and supple during the summer season, omega-3s are your best allies.
These essential fatty acids play a key role in scalp health. By strengthening the natural lipid barrier, they help maintain excellent hair hydration.
The result? Your lengths are softer, less brittle and visibly more radiant.
A lack of omega-3 quickly shows up as dull, weakened hair. Adding these good fats to your plate is therefore essential to nourish the hair fiber deeply and boost its resistance to UV rays.
On Your Plate (In): the best omega-3-rich foods for your hair
For radiant hair and to offset the effects of dry hair in summer, focus on a targeted diet. Here are the foods richest in good fatty acids to add to your meals:
Oily fish: Salmon, mackerel and sardines are excellent sources of protein and omega-3s for hair.
Oilseeds: Flaxseeds and chia seeds, superfoods par excellence, are also rich in antioxidants to fight the oxidative stress caused by the sun.
Nuts: Walnuts, perfect as a snack to nourish the scalp from within.
Consumed regularly, these essential nutrients help limit dryness, reduce frizz and improve the overall look of your lengths.
Care side (Out): a summer hair routine to hydrate and seal
While nourishment starts from within, a good summer hair care routine also involves protective topical treatments. Textured hair (curly, coily or afro-textured) is the first to suffer from summer dehydration, because its natural structure has a harder time retaining water.
To show off beautiful, supple, bouncy curls despite heat, chlorine and humidity, it is essential to adopt a structured ritual that can capture water at the heart of the fibre and hold it there for the long term.
Step 1: Hydrate intensely every day
Between washes or right after the beach, your lengths are crying out for water.
The Jia Paris Hydrating Spray is the ideal refreshing step for summer.
This leave-in treatment instantly revives thirsty curls and reactivates their natural bounce without ever weighing them down.
Step 2: Provide just the right amount of nutrition
To fill the gaps created by UV rays, then apply a texturising treatment suited to the thickness of your hair to deeply nourish the lengths:
For fine to normal hair: Opt for the lightness of Jia Paris Hair Milk, which softens hair and makes styling easier.
- For thick to very dry hair: Choose the rich texture of the Jia Paris Nourishing Smoothie to infuse intense nourishment.
Step 3: Seal in hydration (the essential barrier step)
The Jia Paris 3 in 1 Sealing Oil Serum is the essential final product to seal in this hydration combo.
This summer hair oil, with its light, non-greasy texture, offers a triple protective action:
It coats the hair fiber to limit breakage caused by external aggressors.
It works as an excellent serum for curly hair by locking in the water infused during the previous steps.
It provides instant mirror-like shine while protecting the lengths from humidity-related frizz.
Protein and iron to strengthen the hair structure
In summer, hair is more vulnerable to external aggressors. Sun, salt and heat weaken the hair fiber and promote breakage. Protein and iron then play an essential role in strengthening hair, supporting keratin production and keeping lengths more resilient.
On your plate (In)
To strengthen hair from the inside, favor foods rich in protein and iron such as:
eggs
lentils
chickpeas
lean meats
spinach
These nutrients help strengthen the hair's structure, limit breakage and promote thicker, stronger hair.
Topical care (Out)
To complement this action, hair needs care that can repair and strengthen the fiber every day.
The Leave In Conditioner helps intensely nourish the lengths, make styling easier and protect weakened hair without weighing it down.
Combined with a diet rich in protein and iron, this routine helps keep hair stronger, softer and visibly more resilient throughout the summer.
Vitamins A and C are essential for healthy hair, as they help stimulate growth, strengthen the hair fibre and protect the scalp from external aggressors. They work in synergy to improve the density, resilience and vitality of hair.
Vitamins A and C: hair growth and protection
Vitamin A contributes to cell renewal and helps maintain a healthy scalp, creating an optimal environment for hair growth. Vitamin C, for its part, acts as a powerful antioxidant: it protects hair follicles, stimulates collagen production and helps limit hair loss linked to oxidative stress.
The Hair Booster is a food supplement made with minerals, vitamins and inactive brewer's yeast.
It works deeply to purify and strengthen the hair fiber while supporting healthier, more regular growth. It also helps hair better withstand everyday aggressions, while strengthening nails to make them less brittle and stronger.
The Hair Vitamins (Gummies) are supplements enriched with biotin, vitamin C, vitamin E and zinc.
They are designed to boost overall hair health: they help limit hair loss, stimulate growth and add more volume. What's more, they contribute to the production of keratin and collagen, essential for stronger, denser, healthier hair.
By combining vitamins A and C in your diet with a suitable hair routine like the Jia Paris one, you maximize results: optimized growth, a stronger fiber and visibly healthier hair every day.
Conclusion
Caring for your hair in summer isn't only about treatments applied on the surface, but about a holistic approach that combines targeted nutrition and a suitable hair care routine. Omega-3s, proteins, iron, vitamins and antioxidants work in synergy to nourish the hair fiber from within, strengthen its structure and protect it against summer stressors.
But for the results to be visible and lasting, this internal nourishment must be paired with suitable care. Hair needs to be hydrated, nourished and above all protected every day to keep its suppleness, shine and resilience against the sun, salt and chlorine of summer.
By adopting a complete “In & Out” routine and including JIA Paris treatments in your summer ritual, you give your hair a real shield against dehydration.
The result: stronger, shinier and visibly healthier hair all along
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