You are currently viewing Olaplex No. 3 Vs 8 – the Comprehensive Guide

Olaplex No. 3 Vs 8 – the Comprehensive Guide

Olaplex No. 3 Vs 8 – You’re likely no stranger to the hair repair wonders of Olaplex, but when it comes to choosing between No. 3 and No. 8, things can get confusing.

Both products promise to restore and strengthen damaged hair, but they have distinct differences in their formulation and function. As you weigh your options, you’re probably wondering: do you need a intense repair treatment or a leave-in moisturizer?

The answer lies in understanding the unique benefits and limitations of each product. Let’s break down the key differences between Olaplex No. 3 and No. 8 to determine which one is right for your hair’s specific needs.

A Quick Overview

  • Olaplex No. 3 is a repair treatment for damaged hair, while No. 8 is a leave-in moisturizing cream for long-lasting hydration.
  • No. 3 has a higher concentration of active repair agents, making it more potent for repairing broken bonds.
  • Both products contain the same patented Bis-Aminopropyl Diglycol Dimaleate formula, but No. 3 has a higher dose for more dramatic results.
  • No. 3 is applied as a pre-shampoo treatment, while No. 8 is a leave-in cream used after washing and conditioning.
  • Together, Olaplex No. 3 and No. 8 work synergistically to amplify hair gloss, strength, and resilience, addressing various hair concerns.

What Is Olaplex No. 3

Olaplex No. 3 Vs 8 - the Comprehensive Guide

You’re likely familiar with Olaplex No. 3, the at-home hair repair treatment that’s gained a cult following among beauty enthusiasts, but do you know what makes it so effective?

This game-changing product is all about Bond therapy, a patented technology that repairs and rebuilds broken disulfide bonds in your hair.

By targeting the most damaged areas, Olaplex No. 3 helps to restore your hair’s natural strength, elasticity, and shine.

Whether you’re trying to achieve your hair goals or simply want to maintain healthy-looking locks, this treatment is a must-have.

With its easy-to-use formula and impressive results, it’s no wonder Olaplex No. 3 has become a staple in many hair care routines.

What Is Olaplex No. 8

Your hair care arsenal is about to get a serious upgrade with Olaplex No. 8, a leave-in moisturizing cream that’s specifically designed to provide long-lasting hydration and protect your hair from environmental stressors.

This powerhouse product is formulated to enhance Bond Power, resulting in stronger, more resilient hair that’s less prone to breakage.

As a Hair Protector, Olaplex No. 8 creates a shield against heat, UV, and pollution damage, ensuring your locks stay healthy and vibrant.

With its lightweight, non-greasy texture, you can use it daily to keep your hair looking and feeling its best.

Whether you’re dealing with dryness, frizz, or color fade, Olaplex No. 8 is the ultimate solution to lock in moisture and protect your hair from the inside out.

Key Ingredients Compared

Olaplex No. 3 Vs 8 - the Comprehensive Guide

When comparing Olaplex No. 3 and No. 8, you’ll notice distinct differences in their key ingredients.

You’ll find that both products boast active repair agents, but their concentrations and combinations vary.

Now, let’s break down the bond-building formula in each product to understand how they impact your hair’s health and appearance.

Active Repair Agents

Compare the active repair agents in Olaplex No. 3 and No. 8, and you’ll find that both products rely on a patented Bis-Aminopropyl Diglycol Dimaleate formula to repair and restore damaged hair bonds.

This unique formula enables hair rejuvenation by targeting broken disulfide bonds, which are responsible for hair’s strength and elasticity.

As repair enhancers, these agents work to rebuild and restore your hair’s natural structure, leaving it stronger, smoother, and more resilient.

While both products share this core technology, you’ll notice differences in their concentrations and delivery systems.

Understanding these variations will help you choose the right product for your specific hair needs.

Bond Building Formula

The Bis-Aminopropyl Diglycol Dimaleate formula in Olaplex No. 3 and No. 8 is the key to their bond-building prowess, with No. 3 boasting a higher concentration of this patented technology.

This innovative formula enables chemical reactions that repair and restore broken molecule structures within your hair. You’ll notice a significant difference in hair strength and elasticity as a result.

The Bis-Aminopropyl Diglycol Dimaleate formula works by seeking out broken disulfide bonds and reforming them, effectively ‘gluing’ your hair back together. This results in stronger, more resilient hair that’s less prone to damage.

With Olaplex No. 3 containing a higher concentration of this formula, you can expect even more dramatic results.

Bond Repair and Breakage

Olaplex No. 3 Vs 8 - the Comprehensive Guide

When it comes to bond repair and breakage, you’re probably wondering which Olaplex product is more effective at strengthening your hair’s bonds and preventing breakage.

You’ll want to know how Olaplex No. 3 and No. 8 compare with regard to hair bond strength, as well as their breakage prevention methods.

Let’s take a closer look at how these two products stack up in these critical areas.

Hair Bond Strength

You can expect a significant boost in hair bond strength with Olaplex No. 3 and No. 8, as both products are specifically designed to repair and rebuild broken disulfide bonds, leading to reduced breakage and damage.

This repair process enhances hair elasticity, allowing your locks to stretch further without snapping, and increases hair resilience, making it more resistant to environmental stressors.

As a result, you’ll notice a significant decrease in hair breakage, and your hair will look healthier, shinier, and more vibrant.

With stronger bonds, your hair will be better equipped to withstand styling, heat, and chemical treatments, giving you the confidence to style your hair as you please, without worrying about damage.

Breakage Prevention Methods

Both Olaplex No. 3 and No. 8 employ a multi-faceted approach to breakage prevention, combining bond repair and breakage-fighting technologies to fortify your hair’s defenses.

By repairing and rebuilding broken bonds, these products create a robust foundation for your hair.

You can further enhance their effects by incorporating hair masks and protective styling into your routine.

These habits help reduce mechanical stress, which is a common cause of breakage.

When you use Olaplex No. 3 or No. 8 in conjunction with these practices, you’re creating a powerful shield against breakage.

This synergy allows your hair to thrive, growing stronger and longer with each passing day.

Frizz Fighting and Smoothing

Frizz and unmanageability don’t stand a chance against the potent smoothing agents in Olaplex’s No. 3 and No. 8, which work to tame even the most rebellious locks.

You can say goodbye to bad hair days and hello to silky strands that behave. Both products contain hair serums that deeply nourish and moisturize your hair, leaving it smooth and manageable.

No. 3 is a bond-building treatment that repairs and restores your hair’s structure, while No. 8 is a hydrating mask that quenches your hair’s thirst for moisture.

Together, they create a powerful duo that fights frizz and unmanageability, giving you the hair you’ve always wanted.

With Olaplex, you can achieve salon-quality smoothness and sleekness in the comfort of your own home.

Adding Shine and Luster

Your hair’s newfound smoothness and manageability are now the perfect canvas for adding an unparalleled level of shine and luster, thanks to the potent formulations of Olaplex’s No. 3 and No. 8.

These products work synergistically to amplify hair gloss, leaving your locks with an irresistible sheen.

As you continue to use Olaplex, you’ll notice a significant boost in color vibrancy, making your hair look richer and more dimensional.

The unique bond-repairing technology in No. 3 and No. 8 helps to lock in color pigments, ensuring your hair color stays true and vibrant.

With Olaplex, you can say goodbye to dull, lackluster hair and hello to a radiant, healthy-looking mane that turns heads.

Hair Type Suitability

When it comes to choosing between Olaplex No. 3 and No. 8, your hair type plays a significant role.

You’ll want to ponder whether you have damaged hair that needs repair, colored hair that requires gentle care, or dry hair that demands intense nourishment.

Damaged Hair Benefits

By repairing and restoring your damaged locks, Olaplex No. 3 and No. 8 can greatly benefit hair that’s been compromised by chemical processing, heat styling, or environmental stressors.

As a result, you can expect significant improvements in hair restoration, particularly in addressing split ends. These products work by rebuilding and repairing broken bonds within your hair’s structure, leaving you with stronger, more resilient strands.

Whether you’ve got brittle, fragile hair or strands that are prone to breakage, Olaplex No. 3 and No. 8 can help. By incorporating these products into your hair care routine, you’ll be on your way to achieving healthier, more vibrant-looking hair that’s less prone to damage and splitting.

With consistent use, you can say goodbye to frizz and hello to silky, smooth locks that turn heads.

Colored Hair Concerns

As a color-treated hair owner, you’re likely aware that chemical processing can leave your strands vulnerable to fading, dryness, and damage – issues that Olaplex No. 3 and No. 8 are specifically designed to combat.

Color fade is a particular concern, as it can lead to a loss of vibrancy and dimension. That’s where Olaplex comes in – its patented technology helps to lock in color and moisture, reducing the risk of fade.

Additionally, using a toner after coloring can make a significant difference in maintaining your desired shade. Olaplex No. 3 and No. 8 can be used in conjunction with toners to enhance their effectiveness.

Dry Hair Needs

Dry, brittle locks craving intense nourishment will find solace in Olaplex No. 3 and No. 8, specifically formulated to quench thirsty strands and repair damage.

You’ll notice a significant boost in moisture levels, thanks to the powerful hydration methods employed by these products.

As you use them, your hair will begin to feel softer, look shinier, and become more resilient to breakage.

Olaplex No. 3, in particular, is designed to provide an intense dose of moisture, making it an excellent choice for extremely dry hair.

No. 8, on the other hand, offers a more gentle, daily dose of hydration.

Both products work wonders in replenishing your hair’s natural moisture barrier, leaving you with a healthy, vibrant mane that turns heads.

Product Application Guide

You apply Olaplex No. 3 and No. 8 in distinct ways to achieve ideal results, following specific guidelines for each product. To get the most out of these game-changing formulas, understanding their unique application requirements is crucial.

Apply No. 3 as a pre-shampoo treatment: Use it on damp or dry hair, focusing on the ends, which tend to be the most damaged.

Layer products strategically: Apply No. 8 as a leave-in moisturizer after washing and conditioning, while No. 3 can be used as a pre-treatment before shampooing.

Don’t overdo it: Use the recommended amount for your hair length and type to avoid weighing your hair down or causing buildup.

Treatment Timing and Frequency

Now that you’ve mastered the art of application, it’s time to pinpoint the ideal timing and frequency for using Olaplex No. 3 and No. 8 to maximize their repair and moisturizing benefits.

To get the most out of these products, you’ll want to develop a treatment schedule that works for you.

For Olaplex No. 3, consider using it once or twice a week as a pre-shampoo treatment, leaving it on for 10-30 minutes before washing.

For Olaplex No. 8, use it 1-2 times a week as a leave-in moisturizer, applying it to damp or dry hair as needed.

Price and Value Comparison

Both Olaplex No. 3 and No. 8 boast premium price tags, but their unique formulations and benefits justify the investment for those seeking transformative hair repair and hydration.

When it comes to cost effectiveness, you’ll want to weigh the following:

Treatment frequency: Since Olaplex No. 3 is a pre-treatment, you’ll need to use it more frequently than No. 8, which can be used as a standalone treatment or as a follow-up to No. 3. This affects the overall cost in the long run.

Product longevity: No. 8 is a more concentrated formula, making it last longer than No. 3. This means you’ll need to repurchase No. 3 more often, adding to the overall cost.

Budget friendliness: While neither product is cheap, No. 8 is generally more budget-friendly in the long run due to its longer shelf life and reduced treatment frequency.

Ultimately, the price of these products is justified by their exceptional performance and results.

Real User Reviews and Ratings

Real-world users have consistently praised Olaplex No. 3 and No. 8 for their remarkable efficacy, with many reporting transformative improvements in hair strength, elasticity, and hydration.

You’re likely wondering what to expect from these products, and user testimonials can give you a sense of their real-world performance.

Many users have reported that Olaplex No. 3 has helped to repair and restore their damaged hair, while No. 8 has left their locks feeling soft, silky, and manageable.

When it comes to product expectations, it’s clear that both formulas have exceeded user hopes.

With an average rating of 4.5 out of 5 stars, you can trust that these products have delivered on their promises.

Do You Need Both Products

You might be wondering whether investing in both Olaplex No. 3 and No. 8 is necessary for achieving ideal hair health. The answer lies in your daily routine and hair type. If you’re looking to repair and protect your hair from damage, Olaplex No. 3 is a great addition to your routine. However, if you want to add an extra layer of moisture and hydration, Olaplex No. 8 is the way to go.

  1. You have severely damaged hair: Using both products will provide an intense repair and hydration treatment.
  2. You color or chemically treat your hair: Both products will help lock in color and moisture, reducing damage and frizz.
  3. You want to maintain healthy hair: Using Olaplex No. 3 as a pre-treatment and Olaplex No. 8 as a leave-in conditioner will keep your hair strong and healthy.

Frequently Asked Questions

Can I Use Olaplex No. 3 or 8 on My Eyelashes or Eyebrows?

You shouldn’t use Olaplex on your eyelashes or eyebrows, as it’s not designed for lash extension or brow conditioning; instead, stick to products specifically formulated for these delicate areas to avoid potential damage or irritation.

Are Olaplex No. 3 and 8 Safe for Use on Pregnant or Breastfeeding Women?

When considering prenatal hair care, you’ll want to exercise caution: as a pregnant or breastfeeding woman, you’re more prone to chemical sensitivity. Always consult your doctor before using Olaplex products to guarantee a safe and healthy experience.

Can I Mix Olaplex No. 3 or 8 With Other Hair Products or Treatments?

When creating treatment cocktails, you can mix Olaplex with other products, but be cautious with product layering to avoid over-processing; always follow instructions and start with a small amount to guarantee ideal results and hair health.

Do Olaplex No. 3 and 8 Expire, and How Do I Store Them Properly?

You’re right to wonder about shelf life concerns and product contamination. Rest assured, Olaplex products typically have a 3-year shelf life; store them in a cool, dry place, away from direct sunlight, and tightly seal the bottles to maintain potency.

Are Olaplex No. 3 and 8 Cruelty-Free and Vegan-Friendly?

You’re wondering if Olaplex products align with your values! Rest assured, Olaplex is certified vegan by PETA and meets high cruelty standards, ensuring their products are free from animal testing and by-products, making them a guilt-free choice for you.


You’ve now got a thorough understanding of Olaplex No. 3 and No. 8.

To recap, No. 3 is ideal for severely damaged hair, providing intense repair and rebuild of broken bonds, while No. 8 offers long-lasting hydration and protection from environmental stressors.

Depending on your hair type and needs, you may find that using both products in tandem yields the best results.

With the right combination, you can achieve stronger, smoother, and more resilient hair that looks and feels amazing.


Sofia at delivers insightful and concise reviews on a range of supplements, helping readers make informed decisions for their health and wellness.