Explore our drug delivery technology platforms

We are a world leader in pharmaceutical excipients, vaccine adjuvants and lipid delivery systems for human and veterinary applications.

Small Molecule Delivery

We offer high purity, multi-compendial, pharmaceutical excipients for small molecule drug delivery. Our portfolio of high purity excipient products and speciality chemistries solve formulation challenges and enhance drug delivery across a variety of administration routes and dosage forms.

Take me there

Protein Delivery

We collaborate with you to provide tailored excipient solutions, drawing on our expertise and product portfolio to speed up formulation development and time to market. Enabling drug delivery through a wide range of highly purified excipients to improve protein formulation stability.

Take me there

Nucleic Acid Delivery

We develop and manufacture innovative lipids of unparalleled purity to solve the stability and delivery issues associated with mRNA for use in vaccines and next-generation therapeutics.

Take me there

Adjuvant Systems

Your partner for modern vaccine development. Our unique GMP portfolio and outstanding expertise can meet your adjuvant needs. Collaborate with our scientists to create the vaccines of tomorrow.

Take me there

How we empower biologics delivery

Enabling breakthrough innovation

Dedicated to developing the next generation of excipients and delivery systems to empower biopharma

Access to specialist formulation support

Enabling over 250 on-going clinical projects targeting a range of therapeutic areas across biologics and small molecules

Focused scientific expertise

Leading the way with specialist knowledge and synthesis expertise in excipients, adjuvants and lipids

Explore recent blogs:

County/Region

Enquiry type

Please provide an enquiry type

Name	Typical content	Expires
cookieConsent	Used to check if your device accepts cookies and used to remember users cookie consent.	1 year
SC_ANALYTICS_GLOBAL_COOKIE	This analytics cookie is provided by Sitecore. It tracks a visitor’s multiple visits to our Website in one year. We use this information to help improve our Website. This cookie is not used to identify individuals using the Website.	10 Years
.AspNet.Cookies	This cookie is used to identify and authenticate logged-in users. It maintains secure sessions by storing an encrypted authentication token.	30 days
ASP.NET_SessionId	This cookie is used by ASP.NET to maintain an anonymous user session by assigning a unique session ID. It enables the website to store temporary information between pages, such as login status or form input.	End of session
_sample_basket	Used to store sample items added to basket by user. Contents are serialised.	30 days
CrodaUserLanguage	Used to remember users choice of language. Could be various versions from different Croda sites eg CrodaUserLanguage_Solaveil	1 year
sitename#lang	This cookie is provided by Sitecore. This cookie tracks a user's language selection. The name of the cookie varies based on the configured site name	End of Session
__RequestVerificationToken	An anti forgery token used to help prevent CSRF attacks.	End of Session
_form_goals	Used to check if you have previously complete a form.	2 years
lastShownMarketingConsentDate_{identifier}	Use to determine when we requested you review your marketing consent for your account. It helps ensure we limit prompting to review your marketing consent, improving user experience.	1 year
productFinderLastSearch	Used within our product finder to determine the last search performed.	1 year
shell#lang	This cookie is provided by Sitecore. This cookie tracks a user's language selection. The name of the cookie varies based on the configured site name	End of Session
mailinglistsignupbanner_{identifier}	Use to determine when whether a mailing list sign up form has been already shown within a time period. It helps ensure that users are not repeatedly prompting or shown sign up forms, improving user experience. We may create multiple cookies with different identifiers.	< 120 days
resourcesAreaLastSearch	Used within our literature finder to determine the last search performed.	1 year
isProactiveInvite	This cookie is set by the SnapEngage live chat widget to track whether a proactive chat invitation (a pop-up asking if you need help) has already been shown during your visit. It helps ensure that users are not repeatedly prompted with the same chat invite, improving user experience.	End of session
SnapABugAgentAvatar	This cookie stores the agent image URL in order to show the agent avatar on the minimize state of the chat.	16 mins
SnapABugHistory	Keeps track of the visitor visits and last chats to present history to agent	1 year
SnapABugNoProactiveChat		6-12 months
SnapABugRef	This tracks the origin and site entry	120 mins
SnapABugUserAlias	This cookie stores the visitor alias (name). This cookie is used to support subsequent chats so that once it is known, the chat agent doesn’t need to collect the information again.	1 year
SnapABugVisit	This cookie is used to keep track of the visitor visits	End of session

Name	Typical content	Expires
recentlyViewedItems	Contains a list of recently visited items including products or formulations.	30 days
lidc	Used by LinkedIn for routing.	24 hours
li_gc	Used by LinkedIn to store consent of guests regarding the use of cookies for non-essential purposes.	6 months
__Secure-1PAPISID	Essential for maintaining your logged-in state (session) and authenticating you across different Google services securely.	2 years
__Secure-1PSID	Set by Google, this cookie works alongside others to verify your identity and keep you signed in to your Google account securely.	2 years
__Secure-1PSIDCC	A crucial security cookie used by Google to confirm the authenticity of the user's session, helping to protect users data from unauthorised access.	1 year

Name	Typical content	Expires
_gat	Used by Google Analytics to throttle request rate.	10 minutes
_ga	Contains a unique identifier used by Google Analytics to determine unique visitors to our website.	2 years
_clsk	Used by Microsoft Clarity to connect multiple page views by a user into a single Clarity session recording.	1 day
_clck	Persists the Microsoft Clarity User ID and preferences, unique to that site is attributed to the same user ID.	1 year
s_pltp	Provides page name value (URL) for use by LinkedIn.	Session
s_ppv	Used by LinkedIn to retain and fetch what percentage of a page was viewed.	Session
s_tep	Used by LinkedIn to track percent of page viewed.	Session
s_cc	Used to determine if cookies are enabled for LinkedIn.	Session
s_tslv	Used to retain and fetch time since last visit in LinkedIn.	6 months

Name	Typical content	Expires
ANONCHK	Used by Microsoft Clarity and Microsoft Ads to store session ID for a users session to ensure that clicks are verified for reporting purposes and for personalisation.	10 mins
MUID	Identifies unique web browsers used by Microsoft. These cookies are used for advertising, site analytics, and other operational purposes.	1 year
SM	Used by Microsoft to synchronise the unique identifier across Microsoft domains for consistent user recognition and ad targeting.	End of session
MR	Used by Microsoft to support ad delivery and performance tracking.	7 days
SRM_B	Set by Microsoft Bing Ads and is used for advertising purposes. It helps deliver targeted ads and measure the effectiveness of ad campaigns across websites.	1 year
CLID	Used by Microsoft Clarity to identify the first time a user visited any site using Clarity. Helps track user behaviour and engagement across sessions for analytics purposes.	1 year
NID	Set by Google to store user preferences and personalise content, including ads on Google services. Also supports services like reCAPTCHA and SafeSearch settings.	6 months
AEC	Used by Google to ensure that requests during a browsing session are genuinely made by the user, helping to prevent malicious activity such as cross-site request forgery.	6 months
ADS_VISITOR_ID	Used by Google Ads to identify users across websites for advertising and analytics purposes. Supports the delivery of targeted adverts and helps measure the effectiveness of marketing campaigns.	6 months
__Secure-ENID	Helps Google prevent fraudulent login attempts, safeguard user data, and ensure secure access to its services. It may also be used to support personalisation features.	13 months
AnalyticsSyncHistory	Set by LinkedIn, this cookie remembers when information was last shared to help measure user interactions more accurately.	30 days
UserMatchHistory	Set by LinkedIn Ads, this cookie helps match users across different websites to improve how adverts are shown.	30 days
s_sq	Set by LinkedIn, this cookie records the last link clicked by the user to understand how visitors navigate on websites.	End of session
lms_analytics	Set by LinkedIn, this cookie helps understand how people interact with LinkedIn content.	30 days
li_sugr	Set by LinkedIn, this cookie helps estimate if different visits to our website come from the same person, to improve advertising accuracy.	90 days
lms_ads	Used to identify LinkedIn Members off LinkedIn for advertising.	30 days
gpv_pn	Used by LinkedIn to retain and fetch previous page visited.	6 months
li_mc	Used by LinkedIn for retargeting and ad performance.	6 months
_guid	Used to identify a LinkedIn Member for advertising through Google Ads.	90 days
ar_debug	Supports Google attribution reporting API integration to mitigate signal loss.	End of session
liap	Used by LinkedIn to denote the logged in status of a member.	1 year
IDE	Set by Google (DoubleClick), this cookie helps show relevant ads to users and measure the success of advertising campaigns.	13 months
DSID	Set by Google, this cookie remembers a user’s ad preferences and identifies when they are signed in on non-Google sites.	7–14 days
__Secure-3PAPISID	Set by Google, this cookie helps deliver personalised adverts based on a user’s browsing history and profile.	2 years
__Secure-3PSID	Set by Google, this cookie works with others to show targeted adverts on third-party websites.	2 years
__Secure-3PSIDCC	Set by Google, this cookie helps prevent advertising fraud and ensures adverts are shown securely and reliably.	1 year
__Secure-3PSIDTS	Set by Google, this cookie tracks when users interact with ads and content for better ad performance measurement.	2 years
li_fat_id	Set by LinkedIn, this cookie tracks when someone clicks on a LinkedIn ad and visits a website, helping measure conversions and ad impact.	30 days

Explore our drug delivery technology platforms

Small Molecule Delivery

Protein Delivery

Nucleic Acid Delivery

Adjuvant Systems

How we empower biologics delivery

Enabling breakthrough innovation

Access to specialist formulation support

Focused scientific expertise

Explore recent blogs:

Biologics Leader: Mo Pinto

Meeting the demand for sulphate-free oral care

Spotlight on R&D - Tina Baharlou, Industrial Placement Student

Contact our experts today