American Supplement Association

Voluntary Guidelines and Best Practices

ASA guidelines translate scientific, regulatory, quality, and operating considerations into recommended practice. They are voluntary unless another adopted rule or agreement expressly incorporates them as a requirement.

ASA guidelines translate scientific, regulatory, quality, and operating considerations into recommended practice. They are voluntary unless another adopted rule or agreement expressly incorporates them as a requirement.

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Search or filter by:

  • topic;
  • intended user;
  • document type;
  • current or superseded status;
  • effective or published date;
  • public or member access.

Each document card should display its identifier, version, status, scope, relevant date, and next review.

What a guideline means

An ASA guideline describes a recommended approach. It uses “should” for recommendations, explains alternatives where appropriate, and identifies legal or technical sources. It does not establish government requirements or determine whether a specific company, facility, product, or process complies with law.

What a best-practice resource means

A best-practice resource provides practical methods, examples, questions, or controls that organizations can adapt. The term describes the document’s purpose; it does not mean that one approach fits every operation.

Development and review

Guidelines and best practices follow a documented process:

  1. define the need, users, scope, and document type;
  2. review relevant law, standards, science, and practice;
  3. involve appropriate expertise and affected perspectives;
  4. disclose and manage conflicts;
  5. test clarity and feasibility where appropriate;
  6. complete technical, legal, and editorial review;
  7. approve and publish with version and maintenance data;
  8. correct, revise, supersede, or withdraw when needed.

Review the Standards Development Process

Using ASA recommendations

Readers should assess a document against their own role, products, facilities, evidence, contracts, and jurisdiction. A later law or official requirement may control. The owner and next review date help readers identify whether the document remains current.

Feedback and corrections

Feedback should cite the document identifier, version, section, proposed change, rationale, and supporting source. Material error reports use ASA’s concern and correction route.

Report a material error

Find ASA practice resources

Search guidelines and best practices

To understand document authority and review, review the standards process.