Catalog Ingredients Changelog

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Evidence-first

IngredientIQ maps cosmetic products and ingredients to evidence, safety and confidence signals. It does not replace medical advice.

Catalog Ingredient glossary Public changelog

Locked decision

Cycle 04 ships rating and assessment surfaces only. Compare is intentionally excluded from both website and Telegram.

IngredientIQ consumer web • Cycle 04 surface

Public changelog

Version and rating change feed

This feed merges formula snapshots and ELO recalculations into one public consumer-facing transparency surface.

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formula_change

Formula snapshot updated

Indexed a new or updated ingredient list for this product.

SKINOLOGY · VITAMIN C

4/12/2026, 5:20:40 AM

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