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30% Vitamin C Serum

Boost Up

Name: Boost Up
Brand: trinnylondon
SKU: FG503026
Availability: InStock
Rating: 2.81 (321 reviews)

Our super-strength vitamin C serum is for highly experienced skincare users only and isn't suitable for sensitive or reactive skin.
Important: Always patch test this serum before use, for more information see FAQs below.

Glow-giving 30% vitamin C serum to dial up brightness and boost radiance,* help even skin tone and shield your complexion from environmental stressors. This is the ultimate complexion boost...

Vitamin C brightens skin
Plankton extract boosts skin's glow
Lemon peel ferment evens out skin tone
Lactococcus ferment revives tired skin

*Based on a clinical test performed on 35 women for 12 weeks.

Size

30ml Full Size

30ml Refill

9.5ml Mini

Find Your Perfect Routine

find out more

over £200 (or local equivalent)

Brightens skin

Vitamin C boosts the skin’s natural defences, evens tone and restores radiance. Formulated with a high concentration of ethyl ascorbic acid, this super-strength serum is for highly experienced skincare users only

Boosts skin's glow

Plankton extract targets areas of pigmentation to even tone and enhance your skin’s radiance

Evens out skin tone

Antioxidant lemon peel ferment works with our vitamin C to double its skin-brightening and evening effects

Revives tired skin

Lactococcus ferment helps to improve the quality of your skin by creating an inviting environment for your natural, protective bacteria to thrive in

We think you'll love

Boost Up FAQs

Should I patch test?

How do you patch-test?

{"type":"root","children":[{"type":"paragraph","children":[{"type":"text","value":"Follow these steps to patch test:"}]},{"type":"paragraph","children":[{"type":"text","value":"1. Apply a small amount of product onto a clean area of skin on the upper forearm (close to your elbow pit)"}]},{"type":"paragraph","children":[{"type":"text","value":"2. Keep the area dry"}]},{"type":"paragraph","children":[{"type":"text","value":"3. Rinse with water after 24 hours"}]},{"type":"paragraph","children":[{"type":"text","value":"4. If any burning, excessive redness, blistering, itching or irritation is observed at any point during the test, wash product off immediately and do not use the product"}]}]}

Can I use Boost Up everyday?

{"type":"root","children":[{"type":"paragraph","children":[{"type":"text","value":"Boost Up, our super strength 30% vitamin C serum is designed for highly experienced skincare users only. Start by using Boost Up twice a week to start and gently build up to more regular use. Remember to patch test before first use, and always listen to your skin so that you can adjust how often you use the serum accordingly."}]}]}

What is ethyl ascorbic acid?

{"type":"root","children":[{"type":"paragraph","children":[{"type":"text","value":"Ethyl ascorbic acid is a stabilised form of vitamin C – this means that it doesn’t oxidise as quickly as L-ascorbic acid, and it delivers high-performing results in a skin-friendly formula. Watch our Deep Dive episode for everything you need to know about everyone’s favourite vitamin "},{"type":"link","url":"/blogs/t-zone/the-deep-dive-show-vitamin-c","children":[{"type":"text","value":"here"}]}]}]}

What's the texture of Boost Up like? Is it oily?

Compare our powerhouse formulas

What’s the difference?

Naked Ambition

Boost Up

Targets

Unevenness, dullness + redness

Dullness + uneven skin tone

Key Benefits

Reduces redness, visibly boosts brightness + evens skin tone

Revives tired skin + boosts glow

Usage

AM, before your moisturiser + SPF

Suitable for

All skin types, including sensitive

Not for sensitive, reactive or first-time vitamin C users

Application tips

How to use Boost Up 30% Vitamin C Serum

Always patch test this serum before use.The best way to do this is to apply on your upper forearm (close to your elbow pit) and leave for 24 hours to check suitability.

Apply one pump to your face (avoiding your eye area completely), and a second to cover your neck and décolleté after cleansing in the morning

Use twice a week and slowly build up to daily use. Always listen to your skin and stop using if you experience any irritation

Follow with a moisturiser and an SPF

Remember, consistent use will give you the best results