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The Science Behind Hair Growth

The Science Behind Hair Growth

December 11, 2025

If you are searching for a way to achieve thicker, fuller hair, you have probably seen plenty of promises of instant growth. The truth is that real, visible transformation takes time, around 90 days.

Hair growth is a biological process that cannot be rushed. When you understand how your hair grows and why it needs consistent nutritional support, the 90-day journey makes perfect sense.

Let’s explore what is happening beneath the surface and how targeted nutrition helps you see thicker, stronger hair from the inside out.

1. Why 90 Days? It’s All in the Hair Growth Cycle

Each strand of hair grows from a living structure under your scalp called the follicle. Every follicle moves through a predictable cycle:

  • Anagen: Hair actively grows for around 2 to 7 years.

  • Catagen: A brief transition stage when active growth stops, the hair follicle shrinks, and the hair detaches from its blood supply.

  • Telogen: Follicles rest and reset to prepare for the next growth cycle to start.

  • Exogen: Old hairs shed to make way for new ones.

Every strand of hair is on its very own timeline. At any point in time, about 85 -90% is in the Anagen phase, 1% in Catagen, 10 - 15% in Telogen, and 1% in Exogen.Ā These ranges shift with age, health status, hormones and scalp conditions.

Most biological systems linked to hair, skin and energy metabolism run on slow cellular cycles. The three time most important factors are:

  1. Cell turnover timelines
    Many target cells involved in hair growth, collagen formation and nutrient storage renew over 6 to 12 weeks. You need enough cycles of these cells turning over before you see a measurable shift in function.

  2. Replenishment of nutrient stores
    When nutrients like iron, zinc, B vitamins or essential fatty acids are low, the body prioritises critical organs first. It can take several weeks to restore storage to levels that are high enough for the body to allocate nutrients back to hair and skin.

  3. Hair follicle cycle speed
    Even when growth signals improve early on with treatment, visible change depends on new anagen hair forming and maturing, which typically takes 8 to 12 weeks for any intervention that influences the follicle.

Together, these create the 90 day window where the body has replenished stores, stabilised biochemical pathways and initiated new growth activity. This is also why consistent supplementation and care over 90 days results in sustainable, long-term hair growth and quick fixes sadly don't.

2. Nutrition Is the Foundation of Growth

Hair is primarily made up ofĀ keratin, a protein built from amino acids such as cysteine and methionine. These are the building blocks of resilient strands. Your body cannot produce methionine on its own, and needs methionine to produce cysteine.

This is where nutrition becomes essential. Vitamins and minerals such as biotin, zinc, silica, iodine, and activated B vitamins all support follicle function and keratin production. When these nutrients are lacking, hair can become thin, brittle, or prone to shedding.

A formulation like Mane Event provides these nutrients in bioavailable forms your body can easily absorb to:

  • Extend the Anagen phase of the hair growth cycle
  • Strengthen the follicle structure
  • Reduce breakage and hair fall
  • Support faster keratin production
  • Provide essential building blocks to produce strong and healthy hair
  • Enhance shine and thickness over time

3. Bioavailability - The Key to Results You Can See

It is not only what you consume but what your body can absorb and use that matters.

Mane Event contains bioavailable ingredients, meaning each nutrient is in a form that is easily recognised and used by the body. This ensures that nutrition reaches your follicles efficiently to support visible, lasting results.

When your body can absorb what it needs, you begin to notice:

  • Stronger strands from root to tip

  • Improved hair density and resilience

  • Less shedding and breakage

By the 90-day mark, the visible transformation becomes clear.

4. What to Expect Over 90 Days

Month 1- Building the Foundation

Your body begins replenishing nutritional gaps that may have slowed your growth in the past. Amino acids and minerals start feeding your follicles, creating a healthy environment for stronger hair to grow.

You may notice improved shine and root thickness, even before length changes are visible.

Month 2 - Awakening the Follicles

New baby hairs often start to appear, and hair fall decreases. You may feel your hair gaining density and vitality, especially around the scalp and hairline.

Your daily ritual is starting to show results, and your confidence is building.

Month 3 - Visible Transformation

By the third month, your consistency is rewarded. Hair is visibly thicker, stronger, and more voluminous. Weak strands have been replaced by resilient new growth, and the overall condition of your hair is noticeably improved.

5. The Power of Consistency

Just like skincare or fitness, hair health thrives on commitment. Giving your body 90 days of targeted, bioavailable nutrition builds the foundation for long-term growth.

This steady approach creates results that are visible, lasting, and confidence-building.

Find Your Hair Health Regimen

If you are ready to begin your 90-day journey to thicker hair, start with Mane Event,Ā the hero supplement that strengthens, lengthens, and transforms your hair from within.

Pair it with:

  • Crowning Glory to balance and nourish your scalp, the root of healthy hair.

  • Hair Atelier to support strength, resilience and condition through every life stage.

Together, these formulations complete your hair health ecosystem for results that last well beyond 90 days.

Ā 

If you would like assistance to curate your personalised prescription, My Hair Analysis is here to help. In under 3 minutes, the sophisticated algorithm will assess your hair type, lifestyle, hair condition, goals and diet to generate a naturopath and trichologist-backed recommendation, perfectly tailored to you.

Ā 

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    Mane EventĀ®
    Bonita
    Travelling Australia with harsh water this is a GOD SEND!

    Honestly so stoked with this product and have recommended it to sooo many friends and family! My partner even takes it with me and his hair has thickened up so much! 10/10 recommend šŸ™ŒšŸ¼ I’ve had my dyed abd cut a few times in the 90days but it just feels so much healthier

    User picture User picture

    Hi Bonita,
    We are so happy to hear you've been able to shower your luscious locks with some extra love while you travel this beautiful country of ours. We hope you're enjoying every minute of your travels.
    Thanks for sharing Apotecari with your loved ones, we would love to hear how they go with their hair journey.
    Safe travels, Bonita - please keep us updated on your hair growth journey, too.

    T

    S
    Mane EventĀ®
    Sandra
    Very Impressed!

    Wow! My hair has always been very thin and curly so getting it to grow has always been a challenge for me. I haven’t had a hair cut in years for that reason. Now in perimenopause I feel my hair really needs that extra care to be able to grow stronger and healthier. I haven’t started my journey with Mane Event and 90 days later I am thrilled to report a very significant growth! For the sake of the experiment I do not cut my hair during this time, but now am very excited to give it a trim and continue taking Mane Event to keep it healthy and fuller! I feel even my eyebrows have had a little boost!

    User picture User picture

    Hi Sandra,
    We are thrilled to hear ( and see) your fantastic results while using Mane Event. There's nothing more we love than hearing how we have made a difference to the health and fullness of your hair.
    Please keep us posted on your journey, and of course, please feel free to reach out if you have any questions at all.

    T

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