Vitamin C Serum OEM Cost Breakdown: MOQ and Unit Price

Most brand owners comparing vitamin C serum suppliers get the same vague answer: "price depends on your specification." Lanthome's Hylonic vitamin C face serum breaks that pattern — it lists at $1.15 per 30 ml unit and publishes four distinct MOQ tiers, from a single sample piece to a 3,000-piece special-process run. This article uses that real pricing surface to break down what actually goes into the cost of a vitamin C serum: actives, stability engineering, packaging, labor, certification and logistics. It also shows how your choice between an in-stock formula and a custom one changes your unit price, your lead time and your retail margin. Read it before you send your inquiry, and you will be able to evaluate any quote against a concrete baseline.

Table of Contents

1. The $1.15 List Price: A Real Starting Point
2. Cost Anatomy of a 30 ml Vitamin C Serum
3. The Vitamin C Premium: Stability Is the Hidden Cost
4. Packaging, Labeling and Claim Compliance
5. MOQ Tiers: From One Sample Piece to a 3,000-Piece Run
6. Lead Time, Payment Terms and Cash Flow
7. Certification and QC: What GMP and ISO 22716 Add
8. Margin Math: Building a Retail Price on This Base
9. Frequently Asked Questions

The $1.15 List Price: A Real Starting Point

The reference product — Lanthome's Hylonic vitamin C face serum — is one of the few private label serums on the site with a published price: $1.15 for a 30 ml liquid unit. That number is worth more to you as a buyer than a marketing page, because it anchors the entire conversation.

Three things to understand about that price before you treat it as "the cost":

1. It is the in-stock configuration price. The product page lists an available quantity of 50,000 units under model number LBQ8721-ying-2021109, with an in-stock MOQ of 100 pieces. The $1.15 price corresponds to that standard formula in standard packaging, not to your custom brief.
2. It is a factory-side price, not a landed cost. Freight, insurance and import duty are still yours to budget. A 30 ml serum with its carton weighs only 0.106 kg in gross weight, which keeps logistics a manageable share of the total — we come back to that in the margin section.
3. It is a floor, not a ceiling. Every customization — a different vitamin C form, a higher active level, a custom bottle, a printed carton — moves the number. The practical use of $1.15 is as the baseline against which you judge any OEM quote you receive.

If your goal is simply to launch a brightening serum fast and test a market, the in-stock route at this anchor price is the cheapest door in. If your goal is a differentiated formula, read the tier table below, because that is where your real decision happens.

Cost Anatomy of a 30 ml Vitamin C Serum

Every unit price you receive is assembled from the same cost blocks. Here is what each one contains for a 30 ml liquid serum of this type, and how it typically behaves:

Two points make this table useful rather than generic:

• The split is quote-specific. Lanthome does not publish a percentage breakdown, and any honest supplier will not. What the table gives you is the vocabulary to ask the right questions: "Which part of the price moves if I switch the container?" or "Is stability testing included in the unit price or charged separately?"
• A reactive active changes the weight of the QC block. With many serums, QC is routine paperwork. With vitamin C, potency-over-time testing is part of protecting the product, so the QC and stability lines are larger than in a simple hydrating serum. That difference is exactly the "vitamin C premium" described next.

The Vitamin C Premium: Stability Is the Hidden Cost

If you have ever opened a cheap vitamin C serum that turned brown in two months, you saw the cost of skipping this section. L-ascorbic acid is chemically reactive: it is sensitive to light, oxygen and pH, and it degrades as it sits. Topical ascorbic acid research — including the long-indexed literature you can browse on PubMed — is one reason this ingredient remains a flagship brightening active, and one reason manufacturers price it above a plain serum.

For your unit price, stability engineering shows up in four places:

1. The form of vitamin C you choose. Straight L-ascorbic acid is the classic form, but it is the hardest to keep stable. More forgiving derivatives — commonly sodium ascorbyl phosphate or ascorbyl glucoside in cosmetic formulation — cost more per kilogram but tolerate a wider pH range and simpler packaging. The active form is the single biggest decision in your quote, and it is a buyer decision: state your preference or ask the manufacturer to recommend one for your target shelf life.
2. The supporting formula. Vitamin C serums are commonly built with antioxidant partners and careful pH management so the active stays usable over the product's life. The reference product lists a 3-year shelf life, which implies a formula engineered to hold its profile for that duration — engineering that has a real cost behind it.
3. Packaging that protects the product. Light and oxygen are the enemies, so the container choice matters more here than in almost any other serum category. See the packaging section below — it is half a stability specification, not just a branding choice.
4. Stability verification. Finished product stability testing is the step that proves the formula still performs at month six, month twelve and month thirty-six. Budget for it as part of the development cost of any custom formula.

Efficacy note, stated conservatively: topical vitamin C is widely used in brightening and antioxidant positioning, and research suggests it may help support an even skin tone and a firmer-feeling complexion — but as a cosmetic ingredient it is subject to formulation and testing, and no serum can claim to treat or cure a medical condition. Your marketing claims need to stay inside cosmetic territory, and that discipline is cheaper than a regulator's letter (see the compliance section).

Packaging, Labeling and Claim Compliance

The reference product ships in a 30 ml liquid format with a single package size of 3.5 × 3.5 × 10.5 cm and a gross weight of 0.106 kg. Those dimensions matter in two separate ways: brand presentation and landed cost.

The container decision. For a vitamin C serum, the container is a stability choice first and a style choice second. Common options for this format include:

• Bottle with dropper — the category standard; consumers recognize it instantly, and the small headspace helps limit oxygen exposure.
• Bottle with pump — better for controlled dosing, with a slightly higher container cost.
• Opaque or tinted glass — a meaningful upgrade for a light-sensitive active, because it blocks the wavelengths that accelerate degradation. If your formula uses a reactive form of vitamin C, ask explicitly whether the recommended container is light-protective.

Custom tooling for a bespoke bottle is a fixed cost amortized across your run; a stock container in your brand color is usually the smarter economics below a few thousand pieces. The in-stock $1.15 configuration uses the standard container — which is one reason it can be priced that low.

The label is a compliance document. Whatever container you pick, the label must carry the ingredient list, net content, country of origin (the product page lists Guangdong, China), responsible party details and the warnings your market requires:

• United States. The FDA's cosmetics resources define the labeling expectations, and the page for this product itself carries a California Proposition 65 consumer warning — the kind of market-specific warning that belongs in your packaging budget from the start (see P65 warnings). One nuance worth spending money on: in the US, claims that change the structure or function of the body can push a product into drug territory under FDA rules. Brightening language is common in this category, but "whitening" and similar terms deserve a careful claim review before you print a carton, because a relabel after production is one of the most expensive mistakes in packaging.
• European Union. Cosmetic products must comply with Regulation (EC) No 1223/2009, including full ingredient labeling and restricted-substance checks. The EU's approved-claims approach also means your marketing copy should be drafted to the regulation, not the other way around.

The practical rule: approve the final label artwork, claim-by-claim, before production starts. Label compliance is a fixed cost you pay once per market — pay it before the bottles exist, not after.

MOQ Tiers: From One Sample Piece to a 3,000-Piece Run

This product page is unusually transparent about its MOQ structure. The published tiers are:

How to use this ladder as a buyer:

• Tier 1 is your de-risking tool. One sample piece costs you almost nothing and answers every question a spec sheet cannot — does the serum actually feel premium, does the color hold, does the dropper work. No serious first order should skip it.
• Tier 2 is your market test. 100 in-stock pieces let a small brand or a distributor validate retail demand without touching a custom run. The trade-off is differentiation: the formula and container are the standard ones.
• Tier 3 is where the product becomes yours. At 500–1,000 pieces you can lock your own active level, herbal pairing, fragrance direction and branding. Fixed costs — artwork, label approval, any container adaptation — are now amortized over a real run, which is why the unit economics improve even though the scope grows.
• Tier 4 is scale. The 3,000-piece special-process line is where dedicated setup pays off most. Do not start here unless the channel is already committed — a 3,000-piece run of a formula the market rejects is working capital, not inventory.

The general MOQ answer in Lanthome's FAQ — "it depends on the specific product order" — is consistent with this ladder: the four tiers above are the reference product's published structure, and your final figure is confirmed against your specification.

Lead Time, Payment Terms and Cash Flow

Cost is not only money; for a first-time importer it is also time and risk. The reference product publishes both:

• In-stock orders: under 7 days.
• Custom production: 9–21 working days after payment is confirmed.
• General delivery (per the product FAQ): 5–30 days, depending on production season and order quantity.

Three cash-flow points worth planning around:

1. Payment terms are flexible. The page lists T/T, PayPal, Western Union, bank transfer and Ali Trade Assurance. For a first order with a new supplier, Trade Assurance adds a transaction-protection layer that is hard to price — ask for it if your order size qualifies.
2. Currency is a real cost line. Lanthome trades in RMB, USD, HKD, EUR and GBP (per the product FAQ). If you pay in a currency that moves against your retail currency between order and arrival, the swing can quietly eat your margin. For repeat orders, ask whether a fixed exchange window can be agreed.
3. Speed is a strategy. The in-stock route (under 7 days) means you can have a retail-ready vitamin C serum in front of customers within weeks of a 100-piece order — fast enough to test a season or a channel before committing to the 500–1,000-piece custom tier. That sequence — fast test, then custom scale — is the lowest-risk path into the category.

Certification and QC: What GMP and ISO 22716 Add

The product page lists ISO 22716, GMP, BSCI, SGS, Intertek, CE, COA and MSDS, with the note that certification services are provided according to buyer needs. The product FAQ adds context: Lanthome operates a GMP-certified factory in Baiyun district, Guangzhou, combined with a trading company holding an export license. You can read the full manufacturing profile on the About Us page.

Here is what that stack means for your cost, in plain terms:

• GMP and ISO 22716 are the production baseline. They describe how the line runs — documented procedures for materials, environment, equipment and records. That discipline is built into the unit price rather than billed as a surcharge, and it is the first thing to verify when comparing a $1.15-style quote against a cheaper one from elsewhere. A meaningfully lower price usually means a meaningfully lighter compliance baseline.
• COA and MSDS are per-batch and per-product documents. A certificate of analysis accompanies your goods; the material safety data sheet supports shipping and handling. Both are listed here as standard, which keeps your customs and logistics steps predictable.
• Third-party bodies (SGS, Intertek) are your verification layer. If your retail channel — a marketplace, a wholesaler or a salon distributor — requires independent test reports, this is the place that cost comes from. Budget it as a market-specific line, not a surprise.
• Market registration work is separate and market-specific. In the US, the FDA's modernized cosmetics rules require facility registration and product listing for cosmetics placed on the market, and the FDA's cosmetics program is the reference point. In the EU, the 1223/2009 framework drives your documentation set. A manufacturer that exports to many countries has already walked these paths; confirming which markets they support is a standard inquiry question, not a negotiation.

The cost lesson: certifications are a fixed cost per market, paid once, and they scale down the unit price of every container you ship to that market. The more markets you plan to reach with the same SKU, the cheaper each additional market becomes.

Margin Math: Building a Retail Price on This Base

Once your landed cost is real, margin arithmetic is simple:

Gross margin = (retail price − landed cost) ÷ retail price

Start from the published anchor: $1.15 per unit for the in-stock 30 ml configuration. Add the logistics slice — with a gross weight of 0.106 kg per unit, air freight is realistic for a 100–500 piece test order, and the per-kilogram math stays manageable precisely because a serum carton is light and compact. Then add your import duty and any market-specific compliance spend, amortized across the order.

From that landed number, position against the category:

• Vitamin C serums are a mid-to-premium retail category. Consumers in most markets treat a 30 ml treatment serum as a hero product worth a premium over toner or cleanser, and the category's research profile (see the PubMed literature on topical ascorbic acid) supports that perception. (The retail multiples below are illustrative planning figures, not quotes.)
• A 3–5× markup from landed cost to shelf price is the common working range for a private label serum with a clean label story. At a $1.15 base, even with landed costs added, the structure leaves comfortable room — which is exactly why the in-stock tier is attractive for a first market test.
• Custom tiers compress the base but buy the story. A 500–1,000-piece custom run moves your unit price up, but it also moves your retail positioning up: a formula with your chosen active level, your packaging and your claim language is harder for a competitor to copy than a standard configuration.

Four levers protect the margin:

1. Sequence your tiers. Validate with the 100-piece in-stock order, then move the proven SKU to the custom tier. You pay for differentiation only after the market has paid for the product.
2. Right-size the active. The vitamin C form and level are the main raw material variable; match them to the price point you intend to hold, not to the maximum the factory can do.
3. Keep the container standard until volume proves out. Custom tooling is a fixed cost — deploy it when your run size makes the amortization work.
4. Plan the line extension early. A brightening serum anchors bundles naturally. Lanthome's skin care sets collection shows how serums pair into kits, and the face care collection covers the toner and cream positions a vitamin C hero product usually needs around it.

If the math does not work at your target retail price, the answer is usually the configuration — tier, active form, container — not the supplier. Bring the numbers back to the manufacturer and iterate; that is what the OEM process is for. You can start the conversation on the Contact Us page, and more cost and pricing breakdowns for other formats are published regularly on the Lanthome blog.

Frequently Asked Questions

What is the MOQ for this vitamin C serum?

Four published tiers: 1 piece for a sample, 100 pieces for the in-stock configuration, 500–1,000 pieces for customization, and 3,000 pieces for special-process configurations. Your final figure is confirmed against your specification.

Is $1.15 the price I will pay?

That is the published price for the in-stock 30 ml configuration (standard formula and packaging). A custom formula, a different active form or a custom container will move the unit price — request a quote against your specification.

How fast can an order ship?

In-stock orders are listed at under 7 days. Custom production is listed at 9–21 working days after payment, and the general delivery range in the product FAQ is 5–30 days depending on season and quantity.

Can I order a single sample first?

Yes — the sample tier is 1 piece. This is the standard de-risking step before any production commitment.

Which certifications are available?

The product page lists ISO 22716, GMP, BSCI, SGS, Intertek, CE, COA and MSDS, with certification services provided according to buyer needs. Market-specific documentation (for example, EU 1223/2009 labeling or US FDA registration support) is confirmed during your inquiry.

What payment methods are accepted?

T/T, PayPal, Western Union, bank transfer and Ali Trade Assurance, as listed on the product page.

References

• US FDA — Cosmetics: https://www.fda.gov/cosmetics
• European Union — Regulation (EC) No 1223/2009 on cosmetic products: https://eur-lex.europa.eu/legal-content/EN/TXT/?uri=CELEX:32009R1223
• PubMed — topical ascorbic acid skin research: https://pubmed.ncbi.nlm.nih.gov/?term=topical+ascorbic+acid+skin
• California OEHHA — Proposition 65: https://www.p65warnings.ca.gov/

Related Links

• Hylonic Vitamin C Face Serum - 30 ml private label vitamin C serum with glycerin, hyaluronic acid and herbal extracts; published price and MOQ tiers.
• Serum collection - Browse Lanthome's private label serum range including peptide, niacinamide and vitamin C formulas.
• About Us - Learn about Lanthome's GMP-certified factory and OEM/ODM services.
• Contact Us - Get a quote for your vitamin C serum project.