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Prostaglandin Analogues: The Science Behind Longer-Looking Lashes and Fuller-Looking Brows
Healthy Brows
Claire Searancke

Prostaglandin Analogues: The Science Behind Longer-Looking Lashes and Fuller-Looking Brows

For consumers looking for an evidence-led approach to enhancing their natural lashes or brows, prostaglandin analogues represent an important and well-researched category of ingredients. While individual results may vary, the available research offers a compelling scientific basis for their continued use in targeted lash and brow formulations.

Stress-Related Shedding: A Gentle Beauty Recovery Routine
eyelash
Line Theory

Stress-Related Shedding: A Gentle Beauty Recovery Routine

Stress can affect the body in visible ways, including the hair. Some people notice increased scalp shedding after a difficult period, illness, grief, overwork or major life change. Lashes and brows can also appear less full, particularly when stress affects sleep, nutrition and daily routines.

Perimenopause, Menopause and the Changing Lash and Brow Line
Brows
Line Theory

Perimenopause, Menopause and the Changing Lash and Brow Line

Perimenopause and menopause can affect hair in ways that are often under-discussed. Many women expect hot flushes or sleep changes, but fewer are prepared for finer scalp hair, softer lashes or thinning brows. These changes can alter the face gradually.

Beauty Care During Cancer Recovery: Sensitivity First
Brows
Line Theory

Beauty Care During Cancer Recovery: Sensitivity First

After cancer treatment, the skin and eye area may be more sensitive than before. Products that once felt comfortable may sting, and the desire to restore lashes and brows can sit alongside a need to avoid irritation. A sensitivity-first routine is the safest starting point.

Lash and Brow Loss After Pregnancy: What New Mothers Should Know
Brows
Line Theory

Lash and Brow Loss After Pregnancy: What New Mothers Should Know

Pregnancy and the months after birth can affect hair across the body. Many women expect scalp shedding, but lash and brow changes can feel more surprising. The face may look less defined at the same time sleep is limited and routines are disrupted.

The Lash Growth Cycle After 35: What to Expect Before You Judge Results
eyelash
Line Theory

The Lash Growth Cycle After 35: What to Expect Before You Judge Results

One of the main reasons people give up on lash routines too early is that they misunderstand timing. Eyelashes do not all grow at the same moment. Each lash moves through a cycle of growth, transition, rest and shedding. That cycle explains why visible improvement is gradual. The active growth stage is when a lash is developing. At any one time, only a proportion of lashes are in this stage.

Five Lash Care Mistakes That Make Mature Lashes Look Thinner
eyelash
Line Theory

Five Lash Care Mistakes That Make Mature Lashes Look Thinner

Lashes can look thinner because they are genuinely shedding, but they can also look thinner because they are breaking. For women over 35, breakage is often linked to habits that have built up over years. The good news is that many of these habits are easy to change.

How Lash Serums Fit Into a Mature Beauty Routine
Beauty Routine
Line Theory

How Lash Serums Fit Into a Mature Beauty Routine

Lash serums are often marketed with dramatic language, but a more useful way to understand them is as part of a long-term lash-care routine. For women over 35, the goal is usually not theatrical length. It is a cleaner, stronger-looking lash line that makes the eyes look more awake without needing heavy makeup.

Mascara, Makeup Removal and Lash Health After 35
eyelash
Line Theory

Mascara, Makeup Removal and Lash Health After 35

Mascara can be one of the most effective products in a makeup bag, but it can also be one of the most damaging if removed poorly. After 35, when lashes may already look finer or drier, the way mascara is applied and removed becomes more important.

Recovering Natural Lashes After Extensions or Lash Lifts
eyelash
Line Theory

Recovering Natural Lashes After Extensions or Lash Lifts

Lash extensions and lash lifts can be convenient, especially when mornings are busy. They create instant definition and reduce the need for mascara. The problem is that natural lashes can sometimes look disappointing once the treatment cycle ends. They may appear shorter, uneven, dry or sparse.

Sensitive Eyes and Lash Serums: Building a Calmer Routine
Dry Eyes
Line Theory

Sensitive Eyes and Lash Serums: Building a Calmer Routine

Sensitive eyes need a different kind of beauty routine. The aim is not to use more products, but to reduce unnecessary irritation while still supporting the look of the lashes. This is especially relevant after 35, when eyes may feel drier due to hormonal change, screen use, contact lenses or seasonal allergies.

Why Lashes Shed and When to Take Notice
eyelash
Line Theory

Why Lashes Shed and When to Take Notice

Finding a few lashes on a cotton pad can feel alarming, but lash shedding is usually part of the normal growth cycle. Like scalp hair, lashes grow, rest and fall before being replaced. The difference is that lashes are more visible when they shed, especially if they are long, dark or coated in mascara.

Postpartum Hair Shedding at 35+: Caring for the Hairline, Lashes and Brows Together
eyelash
Line Theory

Postpartum Hair Shedding at 35+: Caring for the Hairline, Lashes and Brows Together

Postpartum shedding can feel more pronounced for women having children in their mid-thirties or later, partly because hair density may already have begun to change. The hairline, temples, lashes and brows can all contribute to the sense that the face looks different.

Seasonal Shedding: What Is Normal for Lashes, Brows and Hair?
Brow Shedding
Line Theory

Seasonal Shedding: What Is Normal for Lashes, Brows and Hair?

Many people notice extra hair in the shower or on the pillow at certain times of year. Seasonal shedding can affect scalp hair, and some people become more aware of lash or brow shedding when the weather changes. The challenge is knowing what is normal and when to take action.

Lash and Brow Loss After Cancer Treatment: A Gentle Approach to Regrowth
Brows
Line Theory

Lash and Brow Loss After Cancer Treatment: A Gentle Approach to Regrowth

Hair loss during cancer treatment can affect the scalp, lashes and brows. For many people, losing lashes and brows is especially distressing because it changes the face and can make illness feel more visible. Any routine during or after treatment should be gentle, respectful and guided by medical advice.

How to Maintain Lash Results After the Growth Phase
eyelash
Line Theory

How to Maintain Lash Results After the Growth Phase

Once lashes begin to look fuller or healthier, it is natural to wonder how to maintain the result. The answer is not to abandon the routine immediately. Lashes are cyclical, so the care that helped support the appearance of improvement should continue in a sustainable way.

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