Amazonliss Tanino Hair Straightening Treatment 2.03oz

76%

24%

Frizz Control

Shine & Finish

Smoothing Effectiveness

Hydration & Repair

Ingredient Safety

Ease of Application

Scent During Use

Result Longevity

Value for Money

Packaging & Size

Hair Type Compatibility

Post-Treatment Feel

Color Safety

Overview

The Amazonliss Tanino Hair Straightening Treatment 2.03oz is a tannin-based smoothing formula that positions itself as a gentler, formaldehyde-free alternative to traditional Brazilian blowouts. Taninoplastia — the technique behind it — uses plant-derived tannins to smooth and condition hair rather than chemically restructuring it, which is exactly why health-conscious buyers are drawn to it. Made by Nutree Professional, the Amazonliss line has built a following among people who want salon-inspired results without harsh chemical exposure. At just 2.03oz, this is realistically a trial or single-use size, not a full salon supply. Worth stating clearly: this is a smoothing treatment, not a permanent straightener — managing that expectation matters.

Features & Benefits

The tannin complex at the heart of this tanino treatment comes from grape polyphenols, which work by filling in gaps along the hair shaft — smoothing it structurally rather than masking it with silicones. Shea butter and grape seed extract add genuine moisture and elasticity; you can feel the difference in texture after just one use. Tamarind extract rounds things out with vitamins and minerals that gradually reinforce strand strength. The formula is also formaldehyde-free and vegan, which matters to a growing number of buyers doing treatments at home. No flat iron needed — one-step application is straightforward, and results are said to last two to three months per cycle.

Best For

This tanino treatment is a strong fit for people with dry, normal, or even oily hair who are dealing with frizz and dullness but want to avoid aggressive chemical processes. It's particularly well-suited to fine or medium-thickness hair — the brand itself notes the formula is not designed for coarse or very thick hair, and that honesty is worth taking seriously. If you've been curious about Brazilian smoothing treatments but felt put off by formaldehyde concerns or high salon price tags, this Amazonliss smoothing formula offers a lower-risk way in. It's also pregnancy-safe per brand claims, which genuinely narrows the field of suitable options for expectant mothers. First-time users will appreciate how approachable the process is.

User Feedback

Rated at 4.0 out of 5 stars on Amazon, this Brazilian hair treatment earns its score mostly from buyers with fine to medium hair who report noticeably smoother texture and improved shine after a single application. The frizz reduction gets consistent praise. Where it stumbles: buyers with thick or coarse hair often report underwhelming results, with some noting barely any visible change. The 2.03oz size is enough for short to medium-length hair, but users with longer or denser hair report running short mid-application — worth knowing before you order. Longevity varies; some see results approaching two months, others feel it fades faster. On balance, it's well-regarded as an affordable at-home option, though expectations need to match the hair type.

#Chemical Hair Straighteners

#Hair Perms, Relaxers & Texturizers

#Hair Care

#Beauty & Personal Care

Pros

Formaldehyde-free formula makes it one of the safer smoothing options available for at-home use.
No flat iron required — the one-step application is straightforward even for beginners.
Tannin complex from grape polyphenols actually works on the hair shaft structure, not just the surface.
Vegan and pregnancy-safe per brand guidelines, which narrows the field of comparable products significantly.
Buyers with fine to medium hair consistently report noticeably smoother texture after a single use.
Frizz reduction and improved shine are the most commonly praised outcomes across user reviews.
Results can last up to two to three months, making the cost per use quite reasonable.
The small 2.03oz size is ideal for testing the treatment before committing to a larger quantity.
Shea butter and grape seed extract provide genuine hydration rather than just a temporary coating effect.
Ranked in the top 100 in its Amazon category, reflecting solid real-world traction among buyers.

Cons

The 2.03oz size is not enough for a full application on longer or denser hair — plan accordingly.
Results on coarse or very thick hair are consistently disappointing based on user feedback patterns.
Longevity varies noticeably between users; some find the smoothing effect fades well before two months.
This tanino treatment does not permanently straighten hair, which surprises buyers who misread the product description.
At this size, reordering every one to two months adds up faster than the per-unit price suggests.
The formula is not designed for coarse hair, yet the product listing does not make this limitation obvious upfront.
Some users report the results are subtle enough that they question whether a full treatment cycle was completed correctly.
No flat iron step may actually limit how smooth the finish gets compared to heat-activated competing treatments.

Ratings

The scores below for the Amazonliss Tanino Hair Straightening Treatment 2.03oz were generated by our AI system after analyzing verified global buyer reviews, with spam, bot-submitted, and incentivized feedback actively filtered out. Each category reflects the honest distribution of real user experiences — strengths and frustrations weighted equally. Where opinions diverge sharply by hair type or expectation, that tension is built directly into the scores.

Frizz Control

78%

22%

For buyers with fine to medium hair, frizz reduction is the most consistently praised outcome of this tanino treatment. Users living in humid climates report that their hair stays noticeably more manageable on high-humidity days, which for many is the entire reason they purchased it.

Results thin out considerably for anyone with thick or coarse hair — a pattern that shows up repeatedly in critical reviews. Some users with denser hair textures report that frizz returns almost fully within two to three weeks, well short of the claimed treatment window.

Shine & Finish

83%

Improved shine is one of the most immediate and widely reported effects across buyer feedback. Users note that hair looks noticeably healthier and more polished after a single application, even before the full treatment cycle has had time to develop.

The shine effect tends to peak in the first few weeks and gradually softens rather than holding steady. A handful of reviewers mention the finish can look slightly overdone on very fine hair right after treatment, settling into something more natural after a few washes.

Smoothing Effectiveness

71%

29%

For the target hair types — dry, normal, or mildly wavy — the smoothing results are genuine and visible. Buyers who previously relied on daily flat-ironing report being able to skip heat styling on most days, which is a meaningful quality-of-life improvement.

This is not a straightener, and buyers who treat it like one consistently rate it lower. The Amazonliss smoothing formula softens and calms the hair rather than restructuring it, so curl patterns and wave patterns remain largely intact — a surprise to some first-time buyers.

Hydration & Repair

86%

The shea butter and grape seed extract combination does genuine work here. Buyers with dry, brittle, or over-processed hair frequently describe their strands feeling softer and more elastic within days of the first application, which holds up well across diverse hair profiles.

The hydration benefit tends to be more surface-level for hair that is severely damaged or has been heavily bleached. Users with very compromised hair report that while the formula feels conditioning, it does not fully address deep structural damage the way a dedicated bond-repair treatment might.

Ingredient Safety

93%

The formaldehyde-free, vegan formula is a standout feature for health-conscious buyers, and the feedback reflects real relief about this. Pregnant buyers in particular highlight it as one of very few smoothing options they felt comfortable using, based on the brand safety claims.

A small number of buyers with known sensitivities to botanical extracts report mild scalp irritation, suggesting the formula is not completely reaction-free for everyone. The brand safety claims around pregnancy are self-reported rather than independently verified, which some reviewers note as a caveat.

Ease of Application

88%

The one-step, no-flat-iron process is consistently praised as accessible and low-stress, particularly by users who have never done an at-home hair treatment before. The liquid consistency applies evenly and most users report completing the process without confusion or waste.

The instructions on the packaging are described as sparse by some buyers, leaving questions about exact processing time and sectioning technique. A few users mention that without clearer guidance, they were unsure whether they applied too little product or left it on long enough.

Scent During Use

81%

19%

Unlike traditional Brazilian blowout products, this tanino treatment carries no harsh chemical odor during application — a point that comes up unprompted in a notable number of reviews. The mild botanical scent is generally described as pleasant or at minimum inoffensive.

A small subset of users find the scent stronger than expected from a natural-positioned product, describing it as slightly artificial or fruity in a way that lingers. It is not a widespread complaint, but worth noting for buyers who are particularly scent-sensitive.

Result Longevity

63%

37%

When conditions are favorable — low-porosity hair, gentle washing routine, sulfate-free shampoo — some buyers genuinely do see smoothing benefits approaching the two-month mark. Those who extend their wash intervals tend to report the best durability outcomes.

The two-to-three month claim is the single most contested aspect of this Brazilian hair treatment in buyer reviews. A significant portion of users report results fading noticeably by week four to six, especially with frequent washing or hard water exposure, making the longevity claim feel optimistic for everyday use.

Value for Money

76%

24%

Compared to the cost of a professional salon smoothing treatment — which can run several hundred dollars — the price point of this formula makes it an easy trial purchase. Buyers who achieve good results consistently describe it as excellent value relative to the salon alternative.

For buyers who use more than one bottle per application or find results short-lived, the per-use cost climbs faster than the unit price implies. Users with longer or thicker hair who need two bottles per treatment cycle recalibrate their value assessment downward pretty quickly.

Packaging & Size

57%

43%

The compact bottle is practical for storage and travel, and the size works well for buyers who want to test the treatment before committing to a larger product investment. For short hair users, the 60ml volume is genuinely sufficient for one full application.

The 2.03oz size is a recurring frustration for buyers with medium to long hair who find themselves running short before completing a full treatment. Several reviewers explicitly wish a larger size option were more readily available, as ordering multiple small bottles feels inefficient and slightly wasteful.

Hair Type Compatibility

61%

39%

For the specific hair types this formula targets — fine to medium, dry to normal — the compatibility is solid and the results are fairly predictable. Buyers who match the intended profile report a reliably positive experience with minimal guesswork.

The narrow compatibility range is a real limitation that the product listing does not communicate loudly enough. Buyers with thick, coarse, or highly resistant hair represent a meaningful portion of disappointed reviewers, suggesting the target audience guidance needs to be front and center before purchase.

Post-Treatment Feel

79%

21%

Most buyers describe a soft, lightweight feel after rinsing and drying — hair that moves naturally rather than feeling coated or stiff. This is a consistent point of positive surprise, especially from users who expected the texture of heavier conditioning treatments.

A smaller group of users report a slightly waxy or product-heavy feeling, particularly when they did not rinse thoroughly enough. The issue appears application-technique dependent rather than a formula flaw, but it does show up enough in reviews to be worth flagging as a potential pitfall.

Color Safety

74%

26%

Color-treated buyers generally report no visible fading or tone shift after using this tanino treatment, which earns it quiet but consistent appreciation among that group. The gentle tannin formula appears to be compatible with standard hair dye without disrupting the color bond.

Buyers with very fresh color or bleach-lightened hair are less uniformly positive, with a few reporting subtle shifts in tone. The absence of any official guidance on color-treated use in the product materials leaves chemically processed hair users making judgment calls without much support.

Suitable for:

The Amazonliss Tanino Hair Straightening Treatment 2.03oz is a genuinely good fit for people with fine to medium-textured hair who want to reduce frizz and boost shine without stepping foot in a salon or exposing themselves to formaldehyde-based products. It works especially well for those with dry or normal hair that tends to puff up in humidity — the tannin and shea butter combination addresses that kind of everyday unruliness without stripping or over-processing. Health-conscious buyers, including those who are pregnant or breastfeeding, will appreciate that the formula is vegan and free from the harsh chemicals associated with traditional Brazilian blowouts. It also makes a lot of sense as a first foray into at-home smoothing treatments — the no-flat-iron, one-step process keeps the learning curve low. Budget-minded buyers who want a salon-inspired result at a fraction of the cost will find this tanino treatment a practical and approachable option to try.

Not suitable for:

Anyone with thick, coarse, or highly resistant hair should look elsewhere — the brand itself acknowledges this limitation, and user feedback consistently confirms that the Amazonliss Tanino Hair Straightening Treatment 2.03oz delivers underwhelming results on that hair type. This is a smoothing and conditioning treatment, not a straightener; if you are expecting pin-straight, long-lasting restructuring like a traditional keratin or relaxer service, this formula will not deliver that. The 2.03oz size is also a practical constraint — it is realistically enough for one application on short to medium-length hair, so buyers with longer or thicker hair may find themselves running short before finishing a full treatment. People seeking permanent or semi-permanent straightening results will likely feel frustrated by the two-to-three month window, especially if their results fade on the shorter end of that range. If your primary goal is dramatic curl elimination rather than manageability and moisture, this Brazilian hair treatment is simply not the right tool.

Specifications

Brand: Manufactured by Nutree Professional and sold under the Amazonliss product line.
Volume: Each unit contains 2.03 fl oz (60ml) of liquid treatment formula.
Form: The product is a liquid applied directly to hair strands during treatment.
Key Active: The primary active ingredient is a tannin complex derived from grape polyphenols.
Secondary Actives: Supporting ingredients include shea butter, grape seed extract, and tamarind extract.
Formaldehyde: The formula is entirely formaldehyde-free, with no aldehydes or related chemical derivatives.
Vegan Status: The product is fully vegan, containing no animal-derived ingredients or byproducts.
Application Type: This is a one-step treatment applied without the need for a flat iron or heat styling tool.
Hair Types: Designed for dry, normal, and oily hair textures ranging from fine to medium thickness.
Not Recommended: The brand explicitly states this formula is not suitable for coarse or very thick hair types.
Result Duration: Smoothing and conditioning effects are described as lasting approximately two to three months per treatment.
Key Benefits: Targeted benefits include frizz control, surface smoothing, hydration, strand repair, and added shine.
Pregnancy Safety: Per brand claims, the formula is considered safe for use during pregnancy and breastfeeding.
Heat Tool Required: No flat iron or blow dryer is required as part of the standard application process.
Category Rank: Ranked #70 in Chemical Hair Straighteners on Amazon at the time of this review.
Customer Rating: Holds an average rating of 4.0 out of 5 stars based on Amazon customer reviews.
Packaging Size: The bottle measures approximately 2.4 x 2.4 x 5.8 inches and weighs 2.03 ounces.
Manufacturer: Nutree Professional is the manufacturing company behind the Amazonliss brand and its treatment range.

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FAQ

It is genuinely more of a smoothing and conditioning treatment than a straightener. Tannin-based formulas work by nourishing and filling the hair shaft, which reduces frizz and adds shine — but they do not restructure your curl pattern the way a keratin treatment or relaxer would. If you have wavy or mildly frizzy hair, you will likely notice a meaningful difference. If you are expecting pin-straight results, you will probably be disappointed.

That depends entirely on your hair length and density. For short to medium-length fine hair, one bottle is typically sufficient for a single full application. If your hair is longer than shoulder-length or on the thicker side, you may run short before finishing — something buyers with longer hair have flagged in reviews. Consider ordering two units if you are unsure.

No, that is one of the more practical things about this tanino treatment. The application process is one-step and does not require a flat iron or any heat styling tool, which keeps it accessible even for people who are new to at-home smoothing treatments.

The brand says two to three months, and for many users that holds up — especially those with fine or normal hair. That said, some buyers report the effects starting to fade closer to the four to six week mark, particularly after frequent washing. Using a sulfate-free shampoo after treatment can help extend the results noticeably.

Per the brand, the Amazonliss Tanino Hair Straightening Treatment 2.03oz is considered safe during pregnancy and breastfeeding because it is formaldehyde-free and does not contain the harsh chemicals found in traditional Brazilian blowout products. That said, it is always worth checking with your doctor or midwife before using any new hair treatment while pregnant, as individual sensitivities vary.

Honestly, probably not as well as you are hoping. The brand itself notes that this formula is not designed for coarse or very thick hair, and user reviews back that up — people with that texture frequently report minimal visible change. If your hair is on the coarser end, you would likely get better results from a stronger keratin treatment designed specifically for resistant hair types.

The process is straightforward: shampoo your hair, towel dry it so it is damp but not dripping, apply the Amazonliss smoothing formula section by section, and let it process according to the timing instructions on the packaging. No flat iron step is needed. Rinsing thoroughly afterward is important — some users who rush the rinse step report a slightly stiff or product-heavy feeling in their hair.

Generally yes — the tannin-based formula is gentle enough for color-treated hair and is not known to strip dye or cause fading. That said, always do a small strand test first if your hair has been heavily bleached or is in a fragile state, since any treatment applied to compromised hair carries some risk.

Think of this Brazilian hair treatment as a lighter, safer, at-home version of a professional service rather than a direct substitute. A salon blowout typically delivers stronger, longer-lasting straightening — but it also comes with significantly higher cost and often involves formaldehyde or related chemicals. This formula trades some of that intensity for a cleaner ingredient list, a much lower price point, and the convenience of doing it yourself at home.

The scent is generally described as mild and not unpleasant — a noticeable difference from traditional keratin treatments, which can have a strong, acrid odor due to formaldehyde content. A few users mention a faint botanical or slightly sweet smell, but nothing that requires special ventilation. Most people find it perfectly tolerable in a home setting.

Amazonliss Tanino Hair Straightening Treatment 2.03oz

Overview

Features & Benefits

Best For

User Feedback

Pros

Cons

Ratings

Frizz Control

Shine & Finish

Smoothing Effectiveness

Hydration & Repair

Ingredient Safety

Ease of Application

Scent During Use

Result Longevity

Value for Money

Packaging & Size

Hair Type Compatibility

Post-Treatment Feel

Color Safety

Suitable for:

Not suitable for:

Specifications

Related Reviews

FAQ

Is this actually a straightener, or more of a smoothing treatment?

Will 2.03oz be enough for my hair?

Do I need a flat iron to use this?

How long do the results actually last?

I am pregnant — is this safe to use?

My hair is thick and coarse — will this work for me?

How do I apply this treatment correctly?

Can I use this on color-treated or chemically processed hair?

How does this compare to a salon Brazilian blowout in terms of results?

Does it have a strong smell during application?