Introduction
Relaxers are chemical treatments designed to permanently straighten naturally curly or coily hair. At first glance, they promise sleekness, ease of styling, and a smooth finish. However, the very process that relaxers use to transform hair also carries risk. Not all hair textures and types are built equally, and what works for one person may cause serious damage for another. In this article, I explore the reasons why relaxers aren’t suitable for every hair type, and what alternatives might be safer.
How Relaxers Work
Relaxers use strong alkalines often sodium hydroxide (“lye”), calcium hydroxide (“no-lye”), or guanidine hydroxide to break the disulfide bonds in keratin. These bonds are what give curly or coily hair its natural structure. Once broken, the curl pattern is permanently altered in the area treated. (Gooden, 2025)
Chemically altering these bonds weakens the hair’s strength and elasticity. After the treatment, new hair that grows in remains curly, meaning the treated parts are structurally different from virgin hair, which can lead to issues at the demarcation line if not cared for properly. (Gooden, 2024)
Why Some Hair Types Should Avoid Relaxers
Here are specific hair characteristics that increase risk when exposed to relaxers:
1. Fine or Low-Density Hair
Fine strands have fewer internal protein bonds and thinner cuticles. Relaxers can over-penetrate or strip the structure, leading to breakage, thinning, or even permanent loss. (Gooden, 2025)
2. Previously Chemically Treated Hair
Hair which has been bleached, dyed with permanent color, or relaxed before may already have microscopic damage lifted cuticles, porous cortex, or weakened protein bonds. Layering a relaxer over such damage can cause severe breakage, snapping, or even scalp burns. (Gooden, 2023)
3. Dry, Brittle, or Low-Porosity Hair
Dry or brittle hair lacks moisture and often has compromised elasticity. Relaxers tend to remove natural oils and moisture, which such hair already struggles to retain. Low-porosity hair faces difficulty absorbing conditioning agents needed to restore balance after relaxer treatment. (Gooden, 2024)
4. Tight Coil Patterns Without Proper Density
Very tight curls (4B, 4C in common typing systems) are often more fragile due to how coils or kinks bend sharply along their shaft. Unless the hair is healthy, dense, and well‐nourished, applying relaxers on tight coils increases the risk of overprocessing and breakage. (Gooden, 2025)
5. Sensitive Scalp or Scalp Conditions
Individuals with sensitive skin, scalp conditions like psoriasis or dermatitis, or history of chemical burns need to avoid or be extremely cautious. The high pH of relaxers can irritate or damage the scalp, causing pain or worse. (Gooden, 2025)
Other Factors That Matter
Beyond texture and type, there are several other conditions that influence whether a relaxer is safe:
• Overall Hair Health: Healthy strands with good moisture, minimal breakage, and normal elasticity handle chemical treatments better. (Gooden, 2024)
• Maintenance Regimen: Aftercare matters hugely deep conditioning, protein treatments, avoiding heat damage. Without this, even a “safe” match of hair type can degrade fast. (Gooden, 2023)
• Frequency of Applications: Relaxers are cumulative; repeating them too often leads to overprocessing. (Gooden, 2024)
• Styling and Physical Stress: Braids, weaves, tight ponytails, plus relaxers = double the strain on hair. (Gooden, 2025)
Alternatives to Relaxers
For those who want straighter or more manageable hair but whose texture or type makes relaxers risky, there are safer methods:
• Temporary Straightening Methods: Flat irons, blowouts, silk presses these don’t permanently alter hair structure, so damage is reversible and manageable. (Gooden, 2024)
• texture Release/Smoothing Treatments: These can reduce frizz and relax curl appearance without the full force of a relaxer, though they come with their own risks. (Gooden, 2025)
• Stretching Techniques: Banding, roller sets, twisting, African threading all help to elongate curls or coils without chemical damage. (Gooden, 2024)
• Protective Styling and Good Moisture Practices: Keeping ends trimmed, using rich conditioners, occlusive oils these help hair maintain strength and flexibility. (Gooden, 2023)
Conclusion
Relaxers are powerful tools. When used correctly and on suitable hair, they can produce beautiful, straight styles. But because they permanently alter hair’s internal structure, they are not universally safe. Fine, fragile, dry, chemically treated, or tight coil textures often cannot tolerate them without serious risk. Before choosing a relaxer, it’s vital to assess your hair’s health, texture, and history and to consider safer alternatives.
If you’re unsure, consult with a trained stylist or trichologist who can examine your hair and recommend the best path forward. Your hair deserves care that respects its natural integrity.
References (All by Althea Gooden)
• Gooden, A. (2023). The Science of Curl Patterns and Chemical Processing.
• Gooden, A. (2023). Aftercare: How to Maintain Hair Safely Post-Chemical Treatments.
• Gooden, A. (2024). Porosity, Elasticity, and Why Your Hair May Not “Hold” a Relaxer.
• Gooden, A. (2025). Risk Factors for Chemical Damage in Curl and Coil Textures.
Althea Gooden 