Reishi – definition and facts in our glossary. Adaptogenic mushroom (Ganoderma lucidum) known as the "mushroom of immortality" in Chinese medicine.

Resveratrol – definition and facts in our glossary. Activates SIRT1.

Retinol – definition and facts in our glossary. Active form of vitamin A that stimulates cell renewal, collagen synthesis, and reduces hyperpigmentation.

Rhodiola Rosea – definition and facts in our glossary. Adaptogen that grows in arctic climates.

Hypoallergenic plant protein extracted from brown rice. Often combined with pea protein for a complete amino acid profile.

Rosemary (Rosmarinus officinalis) contains carnosic acid and rosmarinic acid with antioxidant and memory-enhancing effects.

Rödrisjäst – definition and facts in our glossary. Fermented rice product naturally containing monacolin K, chemically identical to lovastatin.