Overview

The Scalp Delivery AM PM Hair Growth Serum takes a structured approach to hair care that most single-bottle serums simply cannot match — splitting its formula into a morning application and a nighttime one, each targeting what the scalp actually needs at that point in the day. Scalp Delivery positions itself in the science-backed corner of personal care, leaning on clinically studied ingredients rather than botanical buzzwords alone. At its price point, buyers reasonably expect more than a pretty label, and the vegan, non-greasy formula signals a genuine attempt to serve both men and women without irritating additives. That said, this is a topical serum — realistic expectations matter here, not miracle claims.

Features & Benefits

The AM serum leans on Redensyl and Baicapil — two compounds with published research behind them — alongside caffeine to help energize the scalp and encourage follicle activity from the start of your day. The nighttime counterpart shifts gears entirely: Swiss apple stem cells via PhytoCellTec Md technology, AnaGain derived from pea sprouts, and saw palmetto work during sleep to strengthen roots and support the scalp's natural repair cycle. Procapil and Capixyl, both peptide complexes with anti-hair-loss studies behind them, appear alongside Kerascalp for broader scalp nourishment. The lightweight texture absorbs without leaving residue, which makes applying two serums daily feel far less like a chore than you might expect.

Best For

This AM/PM serum bundle suits people dealing with early-to-moderate hair thinning who want to take action without jumping straight to prescription treatments. The routine does require twice-daily consistency — skip it regularly and you are unlikely to see anything meaningful — so it fits those genuinely committed to a structured approach rather than hoping for results from occasional use. Men and women who prioritize clean, vegan formulas free from harsh chemicals will appreciate the ingredient philosophy here. It also layers cleanly with other hair care products, so you do not have to rebuild your entire routine around it. Those with severe or genetic hair loss should consult a dermatologist before relying solely on any topical serum.

User Feedback

Buyers who stick with the day-and-night scalp treatment consistently praise its neutral scent and how easily it fits an existing hair care routine without making hair feel heavy or oily. Most who report visible improvement mention needing at least eight to twelve weeks of consistent use before noticing meaningful changes — which aligns with how these ingredient classes tend to behave. On the critical side, some users flag dropper precision and bottle size as frustrations given what they paid. Results also vary depending on the underlying cause of hair loss — stress-related shedding tends to yield better reported outcomes than hormonal or genetic thinning. A few reviewers singled out the PM serum as particularly impressive on its own.

Pros

  • The dual AM and PM formula targets scalp health around the clock, not just once a day.
  • Ingredient list includes well-researched actives like Redensyl, Procapil, and AnaGain rather than filler botanicals.
  • Lightweight texture absorbs quickly with no greasy or heavy residue left behind.
  • Works for both men and women without requiring separate products or formulations.
  • Fully vegan formula with no harsh chemicals makes it a cleaner choice for ingredient-conscious buyers.
  • Layers well with existing shampoos, conditioners, and other scalp treatments.
  • Neutral scent profile means it suits people sensitive to strong fragrances.
  • The PM serum in particular receives strong individual praise for its overnight nourishing effect.
  • Brand leans into published ingredient science rather than relying solely on marketing language.

Cons

  • Results typically take eight to twelve weeks of consistent use — patience is genuinely required.
  • Twice-daily application is a real commitment that does not suit irregular or low-maintenance routines.
  • The dropper mechanism has drawn complaints about imprecision, making dosing messier than it should be.
  • Bottle size relative to price leaves some buyers feeling they run out faster than expected.
  • Results vary significantly depending on the underlying cause of hair loss, with genetic thinning responding less reliably.
  • No strong evidence this dual-serum approach outperforms simpler single-step alternatives for all users.
  • Stress-related or temporary shedding may resolve on its own, making it hard to credit the serum for improvement.
  • The bundle format means you are locked into buying both serums together even if one suits your needs more than the other.
  • Brand awareness is still relatively low, which may make it harder to trust compared to more established names in the category.

Ratings

The scores below reflect our AI-driven analysis of verified global buyer reviews for the Scalp Delivery AM PM Hair Growth Serum, with spam, bot-submitted, and incentivized feedback actively filtered out before scoring. Every category captures both what real users genuinely praised and where frustrations surfaced — nothing is softened to protect the rating. The result is an honest, data-grounded snapshot of how this dual-phase serum performs in everyday use.

Ingredient Quality
88%
Buyers with a background in hair science or skincare consistently call out the ingredient stack as one of the most credible they have seen in a non-prescription serum. Compounds like Redensyl, AnaGain, and PhytoCellTec Md are not filler — they carry genuine peer-reviewed research, and informed users notice and appreciate that.
A subset of reviewers points out that the concentrations of key actives are not disclosed, making it impossible to verify whether the amounts used are within the efficacious ranges cited in the underlying studies. That transparency gap is a real concern for buyers who want more than a recognizable ingredient name on the label.
Texture & Absorption
91%
This is one of the most uniformly praised aspects across the buyer base. The AM serum in particular absorbs within minutes, leaving no tackiness or weight behind — something users with fine or thinning hair care deeply about, since heavy products visually flatten what little density they have left.
A small number of reviewers with very dry or flaky scalps mention needing extra time for the PM serum to fully absorb before hitting the pillow. It is not a widespread issue, but it is worth noting for anyone with a compromised scalp barrier who applies products close to bedtime.
Effectiveness for Hair Thinning
67%
33%
Among users who stuck with the routine for ten or more weeks, a meaningful share report noticeable reductions in shedding and some improvement in overall density. Stress-related and diffuse thinning appear to respond better than pattern baldness, and those who combined this with a generally healthy hair care routine tended to see stronger outcomes.
Results are genuinely inconsistent across the buyer pool, and users dealing with hormonal or genetic hair loss report significantly less satisfaction. The variability is high enough that effectiveness is difficult to predict in advance, and a fair number of committed users see minimal change even after three months of twice-daily application.
Scent
83%
Both the AM and PM serums land on the mild end of the scent spectrum, which is a deliberate and appreciated design choice. People who are fragrance-sensitive or who layer multiple hair and scalp products find the neutral profile makes this easy to incorporate without overwhelming their routine.
A handful of reviewers find the PM scent slightly medicinal up close, particularly right after application. It dissipates quickly, but for anyone who shares a bed with a light sleeper or fragrance-sensitive partner, it is worth a sniff test before committing to nightly use.
Ease of Routine Integration
79%
21%
Users who already have a structured morning and evening grooming or skincare routine adapt to this bundle quickly — the application itself takes under two minutes per session. It plays well with existing shampoos and styling products without creating buildup or interfering with hair texture throughout the day.
For buyers without an established twice-daily routine, the commitment feels more significant than the packaging suggests. Reviews from users who travel frequently or have unpredictable schedules show a pattern of inconsistent use, which directly undermines results and leads to frustration and abandonment.
Dropper & Applicator Design
54%
46%
The dropper does allow for targeted scalp application without needing to pour or pump product into the hands first, which is a basic functional advantage over some competing formats. Users who section their hair carefully before application generally manage to get adequate precision.
The dropper mechanism draws consistent criticism — it is imprecise, prone to dispensing too much product at once, and frustrating to control on curved scalp areas like the crown. This is one of the most repeated complaints in one-star and two-star reviews, suggesting it is a structural design issue rather than an isolated defect.
Value for Money
62%
38%
Buyers who see visible results within the expected timeframe generally feel the bundle justifies its price, particularly when they compare the ingredient list against single-ingredient serums sold at similar or higher price points. Getting two distinct, thoughtfully formulated serums in one purchase adds perceived value for those committed to the routine.
For buyers who do not notice results after a full cycle, the cost feels steep — and because results take months to assess, the risk of an expensive non-result is real. Several reviewers also flag that the bottles run out faster than expected, especially for users with thick or long hair who need more product per application.
Scalp Comfort & Sensitivity
76%
24%
The majority of users report no irritation, redness, or itching even with daily use, which is a credible outcome given the vegan and non-aggressive formula design. People who have previously reacted to alcohol-heavy serums or strong chemical treatments tend to find this a noticeably more comfortable option.
A small but consistent group of reviewers with pre-existing scalp conditions — such as seborrheic dermatitis or psoriasis — report mild tingling or temporary sensitivity, particularly from the AM serum. Those with compromised scalp skin should approach with caution and patch-test before committing to daily use.
AM Serum Performance
74%
26%
Users appreciate how the AM serum fits into a pre-styling workflow without adding friction. The caffeine and Baicapil combination is noted anecdotally for making the scalp feel more awake and responsive, and the non-greasy finish means hair still responds normally to dry shampoo or volumizing sprays afterward.
The AM serum individually receives fewer passionate reviews than its PM counterpart — some buyers feel its effects are subtler and harder to attribute in isolation. Whether that reflects lower potency or simply the nature of daytime follicle activation versus overnight repair is not easy to determine from user feedback alone.
PM Serum Performance
81%
19%
The overnight serum consistently earns stronger individual praise than the AM formula. Users frequently describe waking up with a scalp that feels nourished and calm rather than dry or irritated, and those tracking shedding manually report the most noticeable reduction in the shower and on their brush after starting the PM serum.
Absorption time before sleep is the main practical friction point — a minority of users find they need to apply it fifteen or more minutes before lying down to avoid any transfer to bedding. It is a minor inconvenience, but one that disrupts the routine for people who have little wind-down time before sleep.
Packaging & Presentation
69%
31%
The dual-bottle bundle presentation reads as premium and intentional rather than generic, and the AM/PM labeling is clear enough that there is no confusion about which serum to reach for at which time of day. The compact footprint also means both bottles fit neatly on a bathroom shelf without taking up significant space.
Beyond the dropper issue, some buyers note that the bottles feel lighter and less substantial than expected given the price tier. The overall packaging quality does not quite match the positioning of the brand, and a few reviewers mention that the labels are not water-resistant enough to hold up well in a steamy bathroom environment.
Result Timeline Transparency
58%
42%
Buyers who go in with calibrated expectations — aware that meaningful results take two to three months — tend to rate their experience more positively overall. The longer-commitment framing also seems to encourage more consistent use, which itself improves the probability of a positive outcome.
The brand-cited ingredient performance figures create inflated expectations for a significant portion of buyers who interpret them as product-level guarantees rather than isolated ingredient study findings. This gap between implied and realistic timelines is a recurring source of disappointment in negative reviews.
Vegan & Clean Formula
87%
The fully vegan positioning is a genuine differentiator in a category where many competitors still rely on animal-derived proteins or use irritating preservatives. For buyers who scrutinize ingredient lists, the clean formulation philosophy adds meaningful trust and reduces the mental friction of adding a new product to a mindful routine.
The brand does not currently provide third-party certification details to substantiate its vegan and clean claims in a way that satisfies more skeptical buyers. While there is no evidence of misleading labeling, the absence of an independent certification seal leaves some ingredient-conscious shoppers wanting more accountability.

Suitable for:

The Scalp Delivery AM PM Hair Growth Serum is a strong fit for men and women who are noticing early-to-moderate thinning and want to act before the situation worsens — without immediately turning to pharmaceuticals or invasive treatments. If you are the type of person who already has a morning and evening skincare or grooming routine, folding two serums into that existing habit is genuinely low-friction. The ingredient stack, which combines clinically studied peptide complexes with plant-based actives like Swiss apple stem cells and AnaGain, appeals particularly to buyers who care about what goes on their scalp and want a vegan, clean-formula option. People who have tried single-application serums and felt underwhelmed may find the structured day-and-night approach more satisfying, since it targets different aspects of follicle health at different times. It also layers cleanly over or under other products, so you are not forced to overhaul an existing hair care setup to accommodate it.

Not suitable for:

If you are dealing with significant or rapidly progressing hair loss, especially loss tied to genetics or hormonal conditions like androgenetic alopecia, the Scalp Delivery AM PM Hair Growth Serum is unlikely to deliver the results you need on its own — a dermatologist visit would be a far more productive starting point. Buyers looking for a quick fix or expecting results within a few weeks will almost certainly be disappointed; the ingredient research behind serums like this points to timelines of two to three months of consistent, daily use before meaningful change becomes visible. Those with very busy or unpredictable schedules may also struggle with the twice-daily application commitment, and inconsistent use will undermine any potential benefit. If price-per-ounce value is a top priority and you tend to be skeptical of premium ingredient claims, this bundle may feel difficult to justify compared to simpler, lower-cost options. Finally, anyone with a sensitive scalp condition should patch-test carefully before committing to regular use.

Specifications

  • Product Format: Comes as two separate topical liquid serums — one formulated for morning use and one for nighttime application.
  • Bundle Contents: Each purchase includes both the AM serum and the PM serum as a coordinated two-bottle bundle.
  • Target Users: Designed for use by both men and women experiencing hair thinning or reduced hair density.
  • AM Key Actives: The morning serum features Redensyl, Baicapil, Caffeine, and Procapil as its primary active compounds.
  • PM Key Actives: The nighttime serum is built around PhytoCellTec Md (Swiss apple stem cells), AnaGain, Saw Palmetto, and Capixyl.
  • Supporting Actives: Both serums incorporate additional ingredients including Kerascalp and a multi-peptide complex to support scalp nourishment.
  • Formula Type: The full bundle uses a vegan formulation with no animal-derived ingredients.
  • Texture: Both serums are lightweight and non-greasy, designed to absorb fully into the scalp without leaving residue or buildup.
  • Application Method: Applied directly to the scalp using a dropper, targeting the roots rather than the hair shaft.
  • Scent Profile: The AM and PM serums have distinct scent formulations, both reported by users to be mild and non-intrusive.
  • Package Dimensions: The combined retail package measures 5.31 x 3.86 x 1.57 inches.
  • Package Weight: The total packaged weight of the bundle is 6.74 ounces.
  • Manufacturer: Produced by Scalp Delivery, a brand focused on science-backed scalp and hair care formulations.
  • Material Free Of: The formula is explicitly marketed as non-greasy and free from ingredients that cause heavy buildup on the scalp.
  • Usage Frequency: Intended for twice-daily use — the AM serum in the morning and the PM serum before bed — on a consistent, ongoing basis.
  • BSR Ranking: Ranked #944 in the Hair Regrowth Treatments subcategory on Amazon at the time of listing.
  • UPC: The product UPC is 860003072622, corresponding to the AM plus PM bundle configuration.
  • Compatibility: The serums are designed to layer cleanly alongside existing shampoos, conditioners, and other scalp treatments without interference.

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FAQ

You can technically use just one, but the formulas are designed to complement each other — the AM serum focuses on daytime follicle activation while the PM serum targets overnight repair. Using only one cuts the routine roughly in half in terms of ingredient coverage. If you had to pick one, most user feedback suggests the PM serum tends to get slightly stronger individual reviews, but the full benefit really does come from using both consistently.

Realistically, most people who report visible improvement mention needing at least eight to twelve weeks of consistent, twice-daily use. Hair growth cycles are slow by nature, and topical serums — even well-formulated ones — work gradually. If you are expecting results within two or three weeks, you will likely be disappointed. Give it a full three-month trial before drawing any firm conclusions.

This is worth discussing with a dermatologist before combining treatments. The dual-phase hair serum uses a different mechanism than minoxidil, but layering multiple actives on the scalp without professional guidance can sometimes cause irritation or counterproductive interactions. That said, many users do report using it alongside other treatments — just introduce products one at a time so you can identify what is and is not working.

No, that is one of the consistently praised aspects of this bundle. The AM serum absorbs quickly and does not leave a residue, so you can style your hair normally afterward. Several reviewers specifically mention applying it before work without any visible or tactile issues.

The formula is vegan and free from harsh sulfates or stripping agents, which makes it generally compatible with color-treated hair. However, if your scalp is particularly sensitive post-coloring, it is always wise to do a patch test first. Nothing in the listed ingredient profile is flagged as a known color-stripper.

The brand does not prominently list per-bottle volume, but the combined package weight comes in at 6.74 ounces total for both serums. Based on user feedback, a bundle typically lasts between four and eight weeks depending on how generously you apply it — those with thicker or longer hair tend to go through it faster.

The day-and-night scalp treatment may offer some support, but hormonal hair loss is one of the trickier categories for any topical serum. Postpartum shedding in particular often resolves on its own as hormone levels stabilize, which makes it genuinely difficult to know whether the serum helped or whether timing was the real factor. It is not harmful to try, but managing expectations is important here.

Honestly, the dropper is one of the more commonly cited frustrations with this bundle. Some users find it imprecise, particularly on areas like the crown or hairline where you want targeted placement. Parting your hair into sections before applying helps significantly. It is a functional but imperfect delivery mechanism for a scalp-targeted product.

It can be applied to a shaved scalp — the serum targets the follicle and scalp environment, not the hair shaft itself. That said, the published research on the key ingredients is generally conducted on individuals with existing, thinning hair rather than completely bare scalps, so how much benefit translates to a fully shaved head is less clear.

Most users report that the PM serum absorbs fully within a few minutes of application, leaving no significant transfer onto bedding. Applying it about ten to fifteen minutes before lying down gives it adequate time to absorb. A handful of reviewers with very dry scalps mention needing a little extra absorption time, but pillowcase staining is not a widely reported issue.

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