If you specifically want a gold product issued and guaranteed by the U.S. government, you can purchase bullion or collectible coins: Bullion Coins - U.S. Mint

Well-known names include PAMP Suisse , Valcambi , and Sunshine Minting . These bars often come with assay cards to verify weight and purity.

The U.S. Mint uses a network of Authorized Purchasers for its bullion coins. Many of these same distributors, such as APMEX , SD Bullion , and U.S. Gold Bureau , also sell gold bars from private and other sovereign mints.

Since you cannot buy them directly from the U.S. Mint, you can source high-quality gold bars through several reputable channels:

The as part of its standard product lineup. While the Mint produces circulating, commemorative, and bullion coins, gold bars must be purchased from private mints, refineries, or authorized retailers. Where to Buy Gold Bars

Large retailers like Costco occasionally stock gold bars, though they frequently sell out quickly due to high demand. U.S. Mint Gold Alternatives