Argan oil, often referred to as "liquid gold," is extracted from the kernels of the argan tree native to Morocco. Rich in essential fatty acids, vitamin E, and antioxidants, it has been lauded for its numerous benefits for hair health, including moisturizing, strengthening, and adding shine. However, to maximize these benefits, it's crucial to understand the appropriate duration for leaving argan oil in your hair, as well as the best application methods tailored to different hair types and concerns.
Benefits of Argan Oil for Hair

Before delving into application techniques, it's essential to recognize the myriad advantages argan oil offers:
- Moisturization: The oleic and linoleic acids in argan oil provide deep hydration, making hair softer and more manageable.
- Protection: Its antioxidant properties shield hair from environmental damage and oxidative stress.
- Scalp Health: The anti-inflammatory properties of argan oil can soothe the scalp, reducing dandruff and promoting a healthier environment for hair growth.
- Frizz Reduction: Argan oil smooths the hair cuticle, reducing frizz and enhancing shine.
Application Methods and Duration
The effectiveness of argan oil largely depends on how it's applied and the duration it's left in the hair. Here are some recommended methods:
1. Leave-In Conditioner
Applying a small amount of argan oil to damp hair can serve as a leave-in conditioner. This method provides continuous moisturization and protection throughout the day. Since the oil is lightweight, it won't weigh down the hair or leave it greasy.
Recommended Duration: Leave in until the next wash.
Suitable For: All hair types, especially dry or frizzy hair.
Application Tips:
- Use 1-2 drops for fine or short hair and 3-4 drops for thick or long hair.
- Warm the oil between your palms before applying to ensure even distribution.
- Focus on the mid-lengths to ends, avoiding the scalp to prevent excess oiliness.
2. Pre-Shampoo Treatment
Using argan oil as a pre-shampoo treatment can protect hair from the stripping effects of shampooing. This method ensures that the hair retains its natural oils and remains hydrated.
Recommended Duration: Apply to dry hair and leave on for 15-30 minutes before washing.
Suitable For: Dry, damaged, or color-treated hair.
Application Tips:
- Apply a generous amount to dry hair, ensuring all strands are coated.
- Cover your hair with a shower cap to create a warm environment, enhancing oil penetration.
- After the treatment, wash your hair with a mild shampoo and condition as usual.
3. Overnight Deep Conditioning
For intensive hydration, argan oil can be used as an overnight treatment. This allows the oil to penetrate deeply, repairing and nourishing the hair from within.
Recommended Duration: Leave in overnight and wash out in the morning.
Suitable For: Extremely dry, brittle, or damaged hair.
Application Tips:
- Apply a liberal amount of oil, focusing on the ends.
- Wrap your hair in a silk or satin scarf to prevent oil transfer to bedding.
- In the morning, thoroughly shampoo and condition your hair to remove any residue.
4. Hot Oil Treatment
Warming argan oil before application can enhance its penetration and effectiveness. Hot oil treatments are particularly beneficial for restoring moisture and shine to dull hair.
Recommended Duration: Leave on for 15-30 minutes before rinsing.
Suitable For: Dry, coarse, or curly hair.
Application Tips:
- Gently warm the oil by placing the container in warm water. Avoid using direct heat to prevent nutrient loss.
- Apply the warm oil to damp hair, ensuring even coverage.
- Cover your hair with a warm towel or shower cap to maintain heat.
- After the treatment, rinse thoroughly, shampoo, and condition.
Expert Insights

Dermatologists and hair care experts emphasize the versatility of argan oil and its suitability for various hair types:
- Dr. Dendy Engelman, a board-certified dermatologist, notes that argan oil's rich content of vitamin E and essential fatty acids provides moisture and helps reduce inflammation in the scalp, benefiting those with dry skin or dandruff.
- Andrew Fitzsimons, a celebrity hairstylist, highlights that argan oil contains compounds called phenols, which stimulate the scalp and strengthen hair follicles, ensuring that new strands growing are thicker and healthier.
- Experts recommend that individuals with fine or oily hair should use argan oil sparingly to avoid weighing down the hair, while those with thick or curly hair can benefit from more generous applications.
Conclusion
In conclusion, argan oil is a versatile and highly beneficial treatment for hair, offering deep hydration, frizz control, and scalp nourishment. The duration for leaving argan oil in the hair depends on individual needs, ranging from a few minutes as a pre-shampoo treatment to overnight deep conditioning for intense repair. Regular use can improve hair texture, strength, and shine, but it’s essential to apply the oil correctly based on hair type and avoid excessive use for finer hair to prevent buildup. Backed by dermatologists and hair care experts, argan oil remains a natural and effective solution for achieving healthier, more manageable hair.