Shampoo & Conditioner & Shampoos Reviews

This kit behaves less like a simple shampoo-and-conditioner duo and more like a quiet, at-home rehab program for stressed hair. In our lab and real-world testing, the Olaplex Wash and Shine Hair Kit consistently transformed brittle, over-processed, and frizz-prone lengths into sleeker, softer, and more light-reflective hair that felt genuinely stronger in the hand. It’s not a magic wand—existing split ends won’t vanish, and some fine or very reactive hair types may find it too rich or underwhelming. But when paired with realistic expectations and thoughtful usage, it delivers a level of polish and resilience that feels decidedly prestige. We see it as a considered splurge for hair that’s been through a lot and deserves a more luxurious, reparative ritual.

Pureology Hydrate Shampoo is a classic salon staple for a reason: it treats dry, color-stressed hair with the kind of reverence usually reserved for silk. In our testing, it delivered that elusive combination of a thorough, scalp-comforting cleanse and a plush, hydrated finish that felt closer to a light conditioning treatment than a traditional shampoo. Color stayed luminous, curls and waves gained definition, and even heavily processed blondes looked less parched and more polished.

This is, however, a luxury ritual with trade-offs: the scent is unapologetically bold, the cap design is fussy, and the price will give budget-conscious beauty lovers pause. For those willing to invest in a concentrated, vegan, sulfate-free formula that genuinely elevates the health and feel of dry, color-treated hair, we kept reaching for this bottle. If you’re simply chasing a basic cleanse, you won’t need this level of prestige—but if you’re chasing that salon-hair-every-wash feeling, it earns its place in a top shelf routine.

Olaplex No. 4 Bond Maintenance Shampoo is not a casual lather-and-go; it’s a reparative ritual in a bottle. When we put it on truly stressed hair—bleached ends, color-ravaged mid-lengths, heat-abused strands—it delivered what so many shampoos only promise: hair that feels stronger, smoother, and more resilient with each wash. The texture is sumptuously thick, the lather cloud-like, and the finish closer to a post-salon blowout than a basic cleanse.

But this level of care comes with trade-offs. On finer or oilier scalps, the same richness that pampers damaged hair can tip into heaviness or build-up, and a subset of sensitive scalps reacted poorly. The price is unapologetically prestige, and the packaging could be more considerate.

For the right head of hair—chemically treated, brittle, frizz-prone, or chronically snapping—No. 4 earns its place as a luxury workhorse, best used thoughtfully and often in tandem with the rest of the system. If your hair is already healthy, this is a want, not a need; but if your lengths are crying out for structural repair, it’s one of the few shampoos we’d consider a true treatment step rather than just a cleanser.

Redken’s Acidic Bonding Concentrate Shampoo is not a casual, toss-in-the-cart cleanser; it’s a treatment-level wash with a distinct point of view. In our testing, it behaved less like a traditional shampoo and more like the first step in a repair ritual, especially for hair that’s been bleached, highlighted, or repeatedly heat-styled. The payoff is that coveted salon gloss — smoother cuticles, fewer rough, snaggy ends, and a noticeable reduction in post-shower tangles.

The trade-off is that it demands respect: use too much, use it too often, or pair it with an underwhelming conditioner, and fine or sensitive hair can feel coated, dry at the ends, or even stressed at the scalp. This is a concentrated, acidic, silicone-forward formula designed for damaged hair, not a fluffy volumizing daily wash. For the right head of hair, though — high-porosity, hard-water-exposed, color-compromised — it earns its prestige status and then some, delivering a quietly lavish transformation that’s far closer to a salon backbar experience than a typical “repair” shampoo.

Biolage Color Last Shampoo sits in that sweet spot where professional performance meets everyday ritual. In our testing, it delivered the kind of glossy, swingy, freshly-colored hair that usually requires a salon chair, all while keeping tones clearer and more luminous between visits. The low-pH, soybean oil–infused formula cleanses decisively yet leaves most color-treated hair soft, smooth, and remarkably shiny. It isn’t the gentlest choice for ultra-fragile or fantasy-colored hair, and the presence of sulfates will divide opinion, but for classic highlights and salon color, it performs with quiet confidence. If your goal is to step out of the shower with hair that looks and feels like it just had a blowout upgrade, this is a sophisticated, trustworthy staple.

Redken All Soft Shampoo is a classic example of professional haircare done with intention: lush, cushioning, and unapologetically focused on softness. In our lab and at-home testing, it consistently transformed dry, brittle, and color-treated hair into something far closer to salon silk than supermarket clean. The argan oil and Moisture Complex wrap strands in hydration, lending slip, elasticity, and that coveted swish when you move your head.

This isn’t a minimalist formula: it uses sulfates, silicones, and fragrance to achieve its results, and that richness won’t suit every scalp or hair type. Some of our fine-haired and sensitive testers experienced greasier roots, buildup, or irritation. But for those whose hair drinks up moisture and still asks for more, All Soft delivered a level of softness and manageability that cheaper shampoos rarely touch. Think of it as a moisturizing cleanse for hair that’s been through a lot—and wants to feel expensive again.

Redken Volume Injection Shampoo is not a shy formula; it’s a salon-strength cleanse with a distinct point of view. In our testing, it brought fine, flat hair to life with a lifted root, airy movement, and that unmistakable fresh from the chair shine. The texture is lavish, the lather generous, and the hair-feel after a blow-dry can be genuinely confidence-boosting. This is also a formula with trade-offs: its strong floral scent, sulfate-based surfactants, and assertive cleansing won’t suit every scalp or color service. If you live in the world of fine, limp strands that collapse by lunchtime and you love a polished, bouncy finish, this is a smart, targeted indulgence. If your priority is ultra-gentle care, minimal fragrance, or heavy color protection, there are better fits—but for many fine-hair devotees, this becomes the bottle they quietly hide from the rest of the household.

Redken Extreme Length Biotin Shampoo is less a ‘hair growth hack’ and more a disciplined length-preservation ritual. In our testing, its real magic lies in reducing the everyday breakage that quietly erodes your length—on your brush, in your drain, at your shoulders where strands usually surrender. The clear, berry-floral gel foams into a plush lather that feels decidedly salon, leaving fine to normal hair clean, buoyant, and noticeably stronger over time. It is not a universal crowd-pleaser: drier and highly sensitized hair can find it stripping without the support of a rich conditioner, and sensitive scalps may bristle at the sulfates and fragrance. But for those whose hair keeps snapping before it ever reaches mid-back, this is a serious, professional-level ally—provided you pair it with enough moisture and realistic expectations about what a shampoo can and cannot do.