A Closer Look at Collagen: Formulation, Evidence & Skin Health

Skin health extends beyond the treatment room. While topical skincare and professional treatments remain essential, ingestible skincare is creating new opportunities to support a more comprehensive approach to skin health.

For estheticians, understanding the science behind collagen supplementation — from clinical evidence to ingredient sourcing and formulation standards — is increasingly relevant to client education.

Par Olive Founder and CEO Olivia Boyd-Smith built the brand around this philosophy, prioritizing clinically informed formulations, traceable ingredients and considered product development.

What the Clinical Evidence Shows

Collagen is a popular ingredient in ingestible skincare, but not all supplements are formulated to the same standards. Ingredient source, dosage and supporting clinical evidence are important considerations when evaluating a product.

Par Olive’s Marine Collagen Superpowder is Dermatest® clinically proven to support improvements in key measures of skin health over eight weeks.

Clinical results at eight weeks:

  • Reduce wrinkle scores by up to 35%

  • Improve skin elasticity by up to 17%

  • Improve skin hydration by up to 32%

  • Support dermal collagen density by up to 17%

For estheticians, these measures offer a more specific starting point for understanding how collagen supplementation may complement a broader skin health protocol.

What to Look for in a Collagen Formula

The ingredient name alone doesn't tell the full story. When evaluating a collagen supplement, consider:

  • Clinical evidence: What research supports the product's specific skin health claims?

  • Dosage: Does the formulation provide an amount supported by relevant research?

  • Sourcing and traceability: Where does the collagen originate, and can its source be verified?

  • Quality assurance: What testing is conducted for purity and contaminants?

For Olivia, sourcing was a key consideration from the beginning.

Par Olive's marine collagen is sourced from wild-caught Norwegian fish, with traceability to the time of catch and the vessel of origin.

The brand also prioritizes ingredient testing and finished-product quality controls, reflecting a broader philosophy that formulation standards should matter as much as the claims on the label.

Why Consistency Matters

A considered formula needs to fit into a routine clients can maintain. Olivia's approach to skin health centers on consistent habits rather than quick fixes.

For estheticians, this is an opportunity to discuss ingestible skincare as one component of a comprehensive approach — alongside topical care, professional treatments and appropriate nutritional guidance.

A More Informed Approach to Skin Health

As ingestible skincare continues to grow, estheticians have an opportunity to become more informed about the formulations their clients are considering.

Clinical evidence, appropriate dosage, traceable sourcing and transparent quality standards provide a useful framework for evaluating products beyond marketing claims.

The takeaway: Look beyond the word collagen. Understand the formulation, examine the evidence and help clients make informed decisions about the products they incorporate into their skin health routines.

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