

Vitamin C12 Serum – A high‑potency brightening serum formulated with 12% pure vitamin C, salicylic acid, ceramide, and vitamin B12. Helps improve dullness, yellowing, and uneven tone; smooths fine lines; unclogs pores; and strengthens the moisture barrier. Lightweight, non‑greasy, fast‑absorbing – suitable for all skin types, including oily and combination skin. 30ml. Available for private label with custom concentration and packaging.
Order(MOQ) :
1000Payment :
Alipay/othersProduct Origin :
ChinaShipping Port :
default terms: FOB Shenzhen / Shanghai / GuangzhouLead Time :
30dayWeight :
30g/50g
Vitamin C12 Serum 12% Pure Vitamin C Salicylic Acid
This serum combines 12% pure L‑ascorbic acid (vitamin C) with salicylic acid (gentle exfoliation), ceramide (barrier repair), and vitamin B12 (supports firmness). Clinical‑inspired testing showed: 98% of users agreed wrinkle reduction, 97% saw brightening improvement, 96% confirmed barrier support*. The formula helps fade dark spots, reduce yellow/waxy appearance caused by screen radiation & sun exposure, and smooth rough texture. Produced in a GMPC cleanroom with full batch traceability. Full OEM/private label: custom vitamin C concentration (5%–15%), optional co‑actives, bottle size (30ml, 50ml), label, carton. Low MOQ (1000 units), 15‑day sampling. Export compliance (CPNP, Halal, FDA) provided. Trusted by brands in the US, Germany, and the Middle East.
Key Features

🧬 Root & Reason – Why 12% Vitamin C + Salicylic Acid?
Modern lifestyles (screen radiation, sun exposure, late nights) cause oxidative stress, leading to dull yellow skin, dark spots, fine lines, and clogged pores. Vitamin C is a potent antioxidant that neutralizes free radicals, boosts collagen, and brightens. However, high‑concentration vitamin C can be unstable and irritating. Our formula uses 12% pure L‑ascorbic acid stabilized with vitamin B12 and ceramide, plus salicylic acid to gently exfoliate dead skin cells and keep pores clear. This dual‑action approach brightens, smooths, and strengthens the barrier – all in one lightweight serum.

🍊 12% Vitamin C – Neutralizes free radicals, inhibits tyrosinase (brightening), and stimulates collagen for firmer skin.
🌿 Salicylic Acid – Oil‑soluble beta hydroxy acid (BHA); penetrates pores to dissolve dead skin cells and reduce blackheads/whiteheads.
🧴 Ceramide – Replenishes intercellular lipids, seals moisture, and repairs the skin barrier.
💎 Vitamin B12 – Supports skin renewal and helps maintain a firm, non‑sagging appearance.
✨ Synergy – Brightening + exfoliating + barrier repair + anti‑oxidation in one step.

✍️ Instructions for Use
Skin Types: ✅ All skin types – especially dull, yellow, oily, combination, or showing early signs of aging.
Frequency: Use once daily (evening) to start. For sensitive skin, start 2‑3 times per week. Always use sunscreen during the day.
How to Apply: After cleansing and toning, dispense 2‑3 drops. Gently pat onto face and neck. Allow to absorb before applying moisturizer. No rinsing.
Mixing Advice: Do not use with other strong acids (AHAs/BHAs) or retinoids in the same routine. If using in the morning, follow with SPF.
Why Choose Us?
1. Global Export Experience: As a specialist skincare manufacturer, we have an extensive global export network, primarily serving key markets in Europe, the Americas and the Middle East, including the United States, the United Kingdom, Germany, France, Argentina, Pakistan, Dubai, Saudi Arabia and Yemen.
2. Comprehensive Customisation Services (OEM/Private Label): We offer end-to-end customised solutions, including bespoke formulation development, sample production, and professional packaging design tailored to your brand identity.
3. Strict Quality Assurance: Our production processes adhere to rigorous quality control systems, ensuring every batch of products meets the highest industry standards.
4. International Compliance: All products come with full industry certifications and accreditations, ensuring smooth entry into international markets and compliance with global regulatory requirements.
5. Comprehensive Service Partnership: From initial concept development and R&D through to final production and certification, we provide reliable, one-stop manufacturing services for global buyers.

Aisen · Frequently Asked Questions (FAQ)
1. Do you support product customization? What do OEM/ODM/OBM mean?
Yes, we do. We are a one-stop OEM/ODM/OBM manufacturer integrating R&D, production, and service, with over 20 years of experience in the industry.
OEM: You provide the formula or sample, and we manufacture accordingly.
ODM: We provide complete solutions – from formula development and packaging design to finished product manufacturing. We have over 3,000 ready-made formulas covering whitening, anti-aging, anti-acne, repair, moisturizing, and more, with fast adjustment capabilities.
OBM: We help you build your own brand, including brand positioning, product line planning, packaging design, registration, and filing.
2. What is the Minimum Order Quantity (MOQ)?
MOQ varies by product type. For regular skincare products (e.g., serums, creams, lotions), MOQ is typically 1,000–2,000 units per SKU; for masks, it can be as low as 2,000 pieces. Specific quantities can be negotiated based on formula complexity, packaging materials, etc. We also offer small-batch trial production for new brand clients to lower the entry barrier.
3. What is the production lead time?
Under normal conditions, after formula and packaging are confirmed:
Sampling: 3–7 working days
Bulk production: Approximately 15–25 working days (including raw material procurement, emulsifying, filling, and packaging)
Rush orders can be discussed, but early scheduling is recommended.
Our annual production capacity reaches 80 million units/pieces, with a daily mask output of about 200,000 pieces and daily single-product output of about 100,000 units, ensuring fast delivery for medium to large orders.
4. Can this serum be used during the day?
Yes, but you must apply broad‑spectrum SPF afterwards because vitamin C does not replace sunscreen. Some users prefer to use it at night to avoid any potential irritation with sun exposure.
5. What is the private label MOQ?
1000 units per SKU (30ml bottle). Custom vitamin C concentration (5%‑15%), optional add‑on actives (hyaluronic acid, niacinamide), bottle design, label, and carton. Sample in 15 days. Compliance docs (CPNP, Halal, FDA) provided.
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