The current agricultural market is flooded with uneven-quality seaweed products. Many low-cost options are not pure seaweed extracts but artificial blends of seaweed residues, urea, synthetic hormones, pigments and salts. Although these fake products show fast and vigorous short-term effects, long-term application causes soil salinization, crop premature senescence, poor fruit quality and weak flavor, which are hidden reasons for declining farm yields.

Genuine high-quality seaweed extract adopts low-temperature enzymatic hydrolysis technology with complete deep-sea Ascophyllum nodosum and brown algae as raw materials, retaining natural active polysaccharides and oligosaccharide structures. Pure seaweed powder dissolves instantly with clear water solution, no impurities and no sediment. It shows a natural dark brown color with mild pure seaweed scent, without pungent ammonia odor or chemical fragrance. Its effects are mild, stable and long-lasting: it improves root health, repairs stress damage and enhances crop quality steadily, without the fake vigorous leaf greening caused by synthetic hormones.

Fake blended seaweed products share three typical flaws: poor solubility with turbid solution and sediment; strong pungent ammonia smell caused by added nitrogen fertilizer; and fake rapid effects that turn leaves dark green within 1–2 days. This superficial vigor depletes crop nutrition, later leading to flower and fruit drop and premature aging.

For long-term soil health, stable yield and premium crop quality, growers must choose pure enzymatic, high-activity, hormone-free and low-salt authentic seaweed extract. Genuine seaweed extract can be used throughout the growing season, even during harvest periods, complies with organic farming standards, and effectively improves crop health and commercial value in the long run.