Solid r-beta-hydroxybutyric acid composition

A solid beta-hydroxybutyrate composition for use in making a beverage or food for oral delivery to increase blood ketone level in a subject, comprising:

• beta-hydroxybutyric acid;
• a beta-hydroxybutyrate salt;
• and
• at least one additive selected from the group consisting of flavorant, sweetener, stabilizer, vitamin, mineral, stimulant, nootropic, edible acid, vasodilator, muscle-promoting compound, silica, effervescing agent, cannabinoid, gelling agent, and amino acid, wherein the composition contains a higher concentration of the beta-hydroxybutyric acid than the beta-hydroxybutyrate salt by combined weight of the beta-hydroxybutyric acid and the beta-hydroxybutyrate salt.

A solid beta-hydroxybutyrate composition for use in making a beverage or food for oral delivery to increase blood ketone level in a subject, comprising:

• beta-hydroxybutyric acid;
• a beta-hydroxybutyrate salt;
• and
• a dosage form comprising or containing therein a unit dose of about 0.5 gram to about 50 grams by combined weight of the beta-hydroxybutyric acid and the beta-hydroxybutyrate salt, wherein the dosages form is selected from a packet, a pouch, a tablet, a capsule, and an effervescent tablet,
• wherein the composition contains a higher concentration of the beta-hydroxybutyric acid than the beta-hydroxybutyrate salt by combined weight of the beta-hydroxybutyric acid and the beta-hydroxybutyrate salt.