Best Influencer Agencies for Supplement and Skincare Brands

Why do supplements and skincare need a specialist?

Both categories sell something people put in or on their body, and both are judged on whether the customer comes back. That changes creator work in three ways.

• Claims. In the UK, health claims for food supplements must be authorised on the GB Nutrition and Health Claims Register, and cosmetics claims must be supported by evidence. A creator’s natural phrasing is where breaches often happen, and the brand is responsible for them.
• Results take time. A supplement or a serum rarely shows a difference in a week, so creator content has to set expectations rather than promise an overnight change.
• The money is in the second order. Both are replenishment categories. A creator programme that recruits one-time buyers looks good until the retention numbers arrive.

How do the agencies compare at a glance?

Agency	Base	Leans	Model	Best for
Augmentum Media	London	Supplements and personal care	Seeding, affiliate, paid influencer, celebrity and KOL, whitelisting	DTC brands that want customers and ad creative
Charlie Oscar	London	Both	Strategy, media and creator programmes	Full-funnel programmes with gifting at volume
Goat	London	Skincare	Influencer campaigns across many markets	Skincare brands running in several countries
House of Marketers	London	Skincare	TikTok-led influencer, seeding and TikTok Shop	Skincare brands selling through TikTok Shop
K2L	Manchester, Dubai, Chicago	Supplements	Performance marketing with influencer and UGC	Supplement brands wanting one performance partner
Neon Rose	San Diego and Los Angeles	Both	Talent management running brand campaigns	US launches through a creator roster

What are the best influencer agencies for supplement and skincare brands?

1. Augmentum Media

Known for: building influencer engines for health and wellness DTC brands, where product seeding finds the creators, affiliate proves which ones sell, and the content that performs becomes paid social. Augmentum Media works only in health and wellness, so claims and repeat purchase are built into the programme from the start.

Location: London

Key services: five layers run as one programme: seeding and gifting to nano and micro creators, an affiliate programme recruited from the seeded creators who take to the product, paid influencer partnerships with usage rights in every deal, celebrity and KOL partnerships where a brand can commit long-term, and whitelisting that runs proven content from creators’ own handles.

Published results (from Augmentum’s own case studies):

• The Turmeric Co.: 2,700+ creators seeded, 4,500+ pieces of content and a 55% reduction in creative testing costs.
• Fussy: 11,500+ new customers at 5.12x return on ad spend, customer acquisition cost under £13.96 including fees, and 1,750+ affiliates.
• Huel: 6,000+ creators deployed for a US retail launch.

Best for: supplement and personal care brands that want creator marketing to produce customers, an affiliate roster and ad creative, not only reach.

2. Charlie Oscar

Known for: describing itself as marketing-science powered strategy, media and creator experts.

Location: London

Key services: Charlie Oscar runs full-funnel influencer programmes alongside strategy and media. For the supplement brand Heights it ran a programme with nano and micro creators, gifting 300+ products a month, and its published case studies also include Absolute Collagen. It states 2,000+ influencers activated.

Leans: both, with supplement and collagen work on its own site and NEOM among its listed clients.

Best for: brands wanting creator work joined up with media planning.

3. Goat

Known for: influencer campaigns at scale across many markets, and describing itself as the UK influencer agency of record for NIVEA, Eucerin and Elastoplast.

Location: London

Key services: Goat runs influencer strategy and campaigns for UK and EMEA brands. It states 650+ experts across 37 markets and 50,000+ campaigns.

Leans: skincare.

Best for: established skincare brands running creator activity in several countries at once.

4. House of Marketers

Known for: TikTok-led influencer marketing, seeding, UGC and TikTok Shop work, with a managing director who previously worked in strategy and partnerships at TikTok.

Location: London

Key services: House of Marketers lists skincare clients including COSRX, Beauty of Joseon, d’alba and Cetaphil, and states a 250,000+ influencer network. Its COSRX case study reports a doubling of sales through creator-led TikTok Shop commerce.

Leans: skincare, especially K-beauty.

Best for: skincare brands for whom TikTok Shop is a main sales channel.

5. K2L

Known for: performance marketing for health and lifestyle brands, with a dedicated supplements practice.

Location: Manchester, with offices in Dubai and Chicago

Key services: K2L offers influencer and UGC management (creator identification, outreach, briefs and approvals) as one service within wider performance, SEO and paid media work. It lists supplement clients including GoNutrition, Bootea and Crush Supplements, and its Insynergy Labs case study reports a 335% increase in sales revenue from a programme that included an influencer campaign.

Leans: supplements.

Best for: supplement brands that want influencer work run by the same partner as search and paid media.

6. Neon Rose

Known for: influencer talent management that runs brand campaigns with its own creators, across health and wellness, beauty and skincare, and food and nutrition.

Location: San Diego and Los Angeles

Key services: Neon Rose runs campaigns using its roster, which it states at 100+ creators, and lists Bloom Nutrition, Garnier and Colorescience among brands it has worked with.

Leans: both, US market.

Best for: brands entering the US that want campaigns through an established creator roster.

What should you ask an agency before signing?

• How do you keep creators within what we can claim? Ask to see the approved-claims list they would give creators, and who checks content before it runs as an ad.
• What was cost per acquired customer on a comparable programme, with creator fees and product included?
• Who owns the content and the creator relationships when the contract ends, and do the usage rights cover email, SMS and your website as well as ads?
• How do you measure the second order? An agency that only reports reach and first orders is measuring the cheaper half of the result.

Where does the creator programme hand over to retention?

At the first order. Creators bring a customer in on a recommendation, which is a better start than a discount code, but whether that customer reorders is decided by what happens next: onboarding, a reminder timed to when the product runs out, and a subscription offer once they have seen it work. Everboost’s guide to what counts as a good repeat purchase rate sets out the benchmarks by category, and its specialist pages for supplement and skincare brands cover the retention side of the same customer.